| "A delightful change of fashion" : fair trade, cottage craft, and tweed in late nineteenth-century Ireland | Helland, Janice | Article in Journal | | 2010 |
| "A perpetual nightmare" : women, fertility control, the Irish state, and the 1935 ban on contraceptives | McAvoy, Sandra | Article in Book | Syracuse University Press | 2012 |
| "A zealous Catholic and notorious trouble-maker" The Gormanston papers in the National Library of Ireland | Scally, Barbara
| Article in Journal | | 2009 |
| "Age in aeternum" : the Conwells of Artrea | Larkin, Patrick | Article in Journal | | 1981 |
| "Ah cum from Yarkshur" | Davies, Peter | Article in Journal | | 2005 |
| "Almost a gentlewoman" : gender and adolescence in the diary of Mary Shackleton | O'Neill, Kevin | Article in Book | University College Dublin Press | 1995 |
| "Captain Hughes and the ghost ship". Tales my father told me | Moorhead, Patricia | Article in Journal | | 1995 |
| "Celtic's Our Side" : Sporting Representatives of the Irish in Scotland | Bradley, Joseph M. | Article in Book | Tauris | 2006 |
| "Cherchez la femme" : the elusive women in Irish history | Luddy, Maria ; Murphy, Cliona | Article in Book | Poolbeg | 1989 |
| "Consumption, was it?" : the tuberculosis epidemic and Joyce's "The Dead" | Marsh, Sarah | Article in Journal | | 2011 |
| "Exploited with fury on a thousand platforms" : Women, Unionism and the Ne Temere Decree in Ireland, 1908–1913 | MacPherson, D. A. J. | Article in Book | Cambridge Scholars | 2009 |
| "His Father's Son" : James and Patrick Pearse | Crowley, Brian | Article in Journal | | 2005 |
| "La conquista del espacio atlántico sobre hombros negros: la familia O’Farrill y el comercio de esclavos (1716-1866). Conquering the Atlantic space upon black shoulders: the O’Farrill family and the slave trade (1716-1866)." | Rojas Rodriguez, Julio D. | Article in Journal | | 2019 |
| "Lodge Cottage" - if these stone walls could talk | Anderson, Garth | Article in Journal | | 2012 |
| "Nothing about the Oakes name to be ashamed of" | Kinsella, John | Article in Journal | | 2002 |
| "Nugent papers" D552 the Public Record Office (Northern Ireland) | Malcomson, A. P. W. | Article in Journal | | 1988 |
| "One man, one job" : the marriage ban and the employment of women teachers in Irish primary schools | Harford, JudithRedmond, Jennifer | Article in Journal | | 2010 |
| "The family piece” :
Oliver Goldsmith and the politics of the everyday in eighteenth-century domestic portraiture | Flint, Christopher | Article in Journal | | 1995 |
| "The house of strident shadows" : the asylum, the family and emigration in post-famine rural Ireland | Malcolm, Elizabeth | Article in Book | Cork University Press | 1999 |
| "The Scarlet Woman in Person" : The Establishment of a Family Planning Service in Northern Ireland, 1950–1974 | McCormick, Leanne | Article in Journal | | 2008 |
| "The seven septs of Leix" | Fleming, James | Article in Book | Laois Heritage Society | 2000 |
| "The Stem family in Ireland" reconsidered | Varley, Tony | Article in Journal | | 1983 |
| "The wanderings/travels of my Lysaght forebears" | Mitchell, Joanne | Article in Journal | | 2002 |
| "Very lonesome....in a foreign land" : reconstruction of Irish families in colonial Victoria | Rule, Pauline | Article in Book | Crossing Press | 1996 |
| "Who Will Look after the Kiddies?" : Households and Collective Action during the Dublin Lockout, 1913 | Moriarty, Theresa | Article in Book | Berghahn Books | 2002 |
| 'A blessed and ever-enduring fellowship' : the development of John Henry Newman's thought on death and the life beyond | Tolhurst, James | Article in Journal | | 1995 |
| 'A precious boon' in difficult times: Hanna Sheehy Skeffington and her sisters, Margaret, Mary and Kathleen | Ward, Margaret | Article in Book | NA | 2022 |
| 'A veritable tragedy of family likeness' | Hourican, Bridget | Article in Journal | | 2006 |
| 'Advice to a daughter': Lady Frances Keightley to her daughter Catherine, September 1681 | Keightley, Frances, Lady, 1675-1725 | Article in Journal | | 2012 |
| 'Arigho bragh' | Stokes, John | Article in Journal | | 2001 |
| 'Behind closed doors': Society, Law and familial violence in Ireland, 1922-1990 | Earner-Byrne, Lindsey | Article in Book | | 2017 |
| 'Brian Caraghe's cuntrey' and the McDonnels of Scotland and Ireland : Reign of Elizabeth I | Anonymous | Article in Journal | | 1983 |
| 'Denounced from Catholic pulpits all around the country' | Robinson, Mary | Article in Book | New Island | 2015 |
| 'Divorce Irish style': Marriage dissolution in Ireland, 1850-1950 | Urquart, Diane | Article in Book | | 2017 |
| 'Filthy little girls' : controlling women in public spaces in Northern Ireland during the Second World War | McCormick, Leanne | Article in Book | Irish Academic Press | 2010 |
| 'Found in a "dying" condition' : nurse-children in Ireland, 1872-1952 | Buckley, Sarah-Anne | Article in Book | Institute of Historical Research | 2012 |
| 'Full of the old Galway spirit': the O'Kellys of Creeraun and Cooloo [1]|The O'Kellys of Creeraun: a postscript [2] | Ó Cearbhaill, Diarmuid | Article in Journal | | 2009 |
| 'Gleanings of Downhill and the Earl Bishop' | Kenny, James G. | Article in Journal | | 1995 |
| 'Hands and faces gnawed by rats' : Children of the drunken criminal classes in early twentieth-century Ireland | Reidy, Conor | Article in Book | | 2018 |
| 'Immensity confined' : Luke Waddinge, bishop of Ferns | Murphy, Celestine | Article in Journal | | 1988 |
| 'Its effect on public morality is vicious in the extreme' : defining birth control as obscene and unethical, 1926-32 | McAvoy, Sandra | Article in Book | | 2012 |
| 'La belle irlandaise' Harriet Smithson 1800-54 | Power, Joe
| Article in Journal | | 2012 |
| 'Malleable, imitative, vital material' : a comparison of the cultural construction of family in England and Ireland in the 1950s | Alderdice, Jeannie Elizabeth | Thesis | | |
| 'Matty and the Daffs': The family life of Theobald Wolfe Tone in exile | Kleinman, Sylvie | Article in Book | | 2018 |
| 'More than kin and more than kind': The Owenson sisters, Lady Sydney Morgan and Lady Olivia Clarke | Connolly, Claire | Article in Book | | 2022 |
| 'Mothers in Israel' : women, family and community in early Irish Methodism | Raughter, Rosemary | Article in Book | | 2004 |
| 'Mr Lovett out of Iorland' | Lovett, E. Neville | Article in Journal | | 1941 |
| 'No Country for Young Women': (Re)producing the Irish State | Kennedy, Sinéad | Article in Book | | 2021 |
| 'Pedigree' Davis : Thomas Davis's brother | Mac Grath, Kevin | Article in Journal | | 1952 |
| 'Petticoat government'? The borough of Dingle during the 1770s | Barnard, T. C. (Toby Christopher) | Article in Journal | | 2018 |
| 'S Rioghal mo dhream : some traditional offshoots of the Clan Gregor | Greeves, J. R. H. | Article in Journal | | 1972 |
| 'She said she was in the family way' : pregnancy and infancy in modern Ireland | | Monograph or Collective Volume | Institute of Historical Research | 2012 |
| 'Spreading VD all over Connacht': reproductive rights and wrongs in 1970s Galway | Cunningham, John, 1957- | Article in Journal | | 2011 |
| 'That is what Scáthach did not teach me' : Aided Óenfir Aífe and an episode from the Mahábhárata | Ranero, Anna M. | Article in Journal | | 1997 |
| 'The Kildare women' : family life, marriage and politics in the early modern period | O'Connor, Carol | Thesis | | 2008 |
| 'The primary and natural educator'? The role of parents in the education of their children in independent Ireland | Daly, Mary E. | Article in Book | | 2014 |
| 'Them wild woods' : the Greeves, O'Brien and Sinton letters. The Transatlantic letters of an Irish Quaker family, 1818-1877 | | Monograph or Collective Volume | Ulster Historical Foundation | 2011 |
| 'There is more Irish history slumbering in the rocks of Ballykeel than ever Belfast possessed.' Family and community in Forkill in the early-nineteenth century | Clarkson, L. A. (Leslie A.) | Article in Journal | | 2007 |
| 'Ties that endure': the lives and letters of three eighteenth-century Irish sisters, Katherine, Jane and Mary Conyngham | Ashford, Gaye | Article in Book | | 2022 |
| 'To make good butter and to look after poultry' : the impact of the Second World War on the lives of rural women in Northern Ireland | O'Kane, Clare | Article in Book | | 2010 |
| 'Too many children?' Family planning and 'Humanae Vitae' in Dublin, 1960-72 | Foley, Deirdre | Article in Journal | | 2019 |
| 'Two girls in silk kimonos': Constance and Eva Gore-Booth, childhood and political development | Tiernan, Sonja | Article in Book | | 2022 |
| 'Veiled obscenity' : contraception and the Dublin Medical Press, 1850-1900 | Daly, Ann | Article in Book | | 2012 |
| 'We have found a better way, boys': Anna and Fanny Parnell | Urquhart, Diane | Article in Book | | 2022 |
| 'Well may we be proud of him' : living with the deaths of the Easter Rising leaders, 1916-17 | Hughes, Brian | Article in Book | | 2016 |
| 'What a wonderful change have I undergone ... so altered in stature, knowledge & ideas!' : apprenticeship, adolescence and growing up in eighteenth- and nineteenth-century Ulster | Calvert, Leanne | Article in Journal | | 2018 |
| 'What became of Waring?' : the making of an Ulster squire | Barnard, T. C. (Toby Christopher) | Article in Book | | 2003 |
| 'What else could I do?' : single mothers and infanticide, Ireland, 1900-1950 | Rattigan, Clíona | Monograph or Collective Volume | Irish Academic Press | 2012 |
| 'What Would I Be Doing at Home All Day?' Oral Narratives of Irish Married Women's Working Lives, 1936-1960 | Kiely, E.Leane, M. | Article in Journal | | 2004 |
| 'Who will ever say again that poetry does not pay': Susan and Elizabeth Yeats and the Cuala Press | Collins, Lucy | Article in Book | | 2022 |
| 'Women who read are dangerous' : elite and gentry female education in eighteenth-century Ireland | Ashford, Gaye | Article in Book | | 2018 |
| 'You may be young enough to live, but you are old enough to die' : life and death in the sermons of James Gallagher, William Gahan and Silvester Goonan | Mac Murchaidh, Ciarán | Article in Book | | 2016 |
| (O) Kelly people and places | Kelly, Joseph M. | Monograph or Collective Volume | Ballinakella | 2003 |
| 100 Wexford country houses : an illustrated history | Walsh, Dan | Monograph or Collective Volume | Mill Park Publications | 1996 |
| 100 years of Clara History , a Goodbody family perspective Offaly history | Goodbody, J. HaroldGoodbody, Michael | Monograph or Collective Volume | Esker Press | 2021 |
| 1690 and the McNeills of Clare Castle | McGill, D. J. | Article in Journal | | 2002 |
| 1752-1854 Clan record : barony of Dundalk | Wilson, Maureen | Article in Journal | | 1987 |
| 300 years of the Brookes and other ascendancy families at Lough Eske | Speers, Arthur | Article in Journal | | 1993 |
| 44 : a Dublin memoir | Sheridan, Peter | Monograph or Collective Volume | Macmillan | 1999 |
| 75 years on the road : a history of Calor Gas | Oram, Hugh | Monograph or Collective Volume | Branded Books [Appletree] | 2012 |
| A 'lost' history of the Walsh family, 1588 | Ó Muraíle, Nollaig | Article in Journal | | 1997 |
| A 1570 list of castles in county Clare | Breen, Martin | Article in Journal | | 1995 |
| A 1950's Irish childhood : from catapults to communion medals | Illingworth, Ruth | Monograph or Collective Volume | History Press Ireland | 2018 |
| A Blake/Joyce marriage agreement from 1652 | McGrath, Bríd | Article in Journal | | 2018 |
| A book of Irish heraldry, native and colonial | Biddulph, Joseph | Monograph or Collective Volume | Languages Information Centre | 1987 |
| A brief genealogical account of the Maguires, princes of Fermanagh and barons of Enniskillen | MacCarthy Mór | Article in Journal | | 1990 |
| A brief history of the Beck family in Northern Ireland | Beck, John | Article in Journal | | 1984 |
| A brief history of the Meelick Burkes, 1722-1844 | Burke, Brendan | Article in Journal | | 2007 |
| A brief history of the O'Donnells (Clann Dalaigh) | Anonymous | Article in Journal | | 1985 |
| A Butler in the service of the Tsar | Burgess, Eleanor | Article in Journal | | 1985 |
| A Butler tomb at Aharney, county Kilkenny | Cockerham, Paul | Article in Journal | | 1998 |
| A Cantwell miscellany | Cantwell, Brian J. | Monograph or Collective Volume | The author | 1960 |
| A case study in the decelticization of Ireland : the O'Conors of Connacht | Dunleavy, G. W. (Gareth W.) | Article in Journal | | 1975 |
| A catalogue of the estate maps, etc, in the Downshire Office, Hillsborough, Co. Down | Green, E. R. R. | Article in Journal | | 1949 |
| A century of O'Neill and O'Donnell marriages | Meehan, Helen | Article in Journal | | 2015 |
| A commentary on the Lennon family Irish heritage tour, August 1998 | Lennon-Wynne, Margaret | Monograph or Collective Volume | The author | 1998 |
| A comparative study of the wills of the first and fourth earls of Thomond | Ó Dálaigh, Brian | Article in Journal | | 1992 |
| A Connemara Family Reunion | Martyn, Adrian | Monograph or Collective Volume | | 2008 |
| A Cork will of 1583 | Fitzgerald, J. J. | Article in Journal | | 1945 |
| A County Cavan version of a narrative song | Ó Mórdha, Séamas P. | Article in Journal | | 1985 |
| A county Down pedigree : how one Scotsman discovered his Ulster roots | Watson, Harry | Article in Journal | | 1988 |
| A County Kilkenny Georgian household notebook | Nevin, M. | Article in Journal | | 1980 |
| A County Roscommon wedding, 1892 : the marriage of John Hughes and Mary Gavin | Fallon, Rosaleen | Monograph or Collective Volume | Four Courts | 2004 |
| A county Wexford family in the land war : the O'Hanlon Walshs of Knocktartan | Urwin, Margaret | Monograph or Collective Volume | Four Courts | 2002 |
| A county Wexford palatine family | Hartrick, Lester T. | Article in Journal | | 2001 |
| A curious episode in the family affairs of the Geoghegans of Castletown-Geoghegan | Clare, Wallace | Article in Journal | | 1962 |
| A daughter's recollections of the Langfords of Kilcosgriff, Co. Limerick | Vigne, Randolph | Article in Journal | | 1985 |
| A dawn unforeseen : journey fron the west of Ireland to the Barrios of Peru | Waldron, Luke | Monograph or Collective Volume | Liffey Press | 2013 |
| A De Burgo silver chalice, A.D. 1494 : with notes on the family of Bourke of Turlough, Co. Mayo | Blake, Martin J. | Article in Journal | | 1907 |
| A drowning in Ballycastle | Rogers, Frank | Article in Journal | | 2013 |
| A Dublin tapestry : Florence Mary Evans, 1887-1973 | Butler, Beatrice Bayley | Article in Journal | | 1976 |
| A Duggan family from Galway | Duggan, Eugene | Article in Journal | | 1999 |
| A duo of portraits : the 6th Earl of Ossory and the 4th Marquess of Ormonde | Stratton, J. Mark | Article in Journal | | 2012 |
| A family group of teachers, 1740-1900 : the Grants of Newry | Fitzsimons, J. | Article in Journal | | 1947 |
| A family in focus - The Beamish family - A truly most distinguished and remarkable family | Beach, Richard | Article in Journal | | 2003 |
| A family in print, William Samuel Gray of Co. Kildare | Robinson, Anne | Article in Journal | | 2013 |
| A family in revolution : the experience of one family during the 1916 rising and War of Independence : a transcript | | Monograph or Collective Volume | McGiolla Iosa | 2000 |
| A family of Mahony in Cos. Kerry and Limerick | De Breffny, Brian | Article in Journal | | 1981 |
| A family portfolio : an account of the Ireland, Rowe, Hay, and Ruffy families and others, based on work by John Ireland ... [et al] | Rennick, Elizabeth | Monograph or Collective Volume | Elizabeth Rennick | 1996 |
| A follow-up study in Irish estate records | Wight, Judith Eccles | Article in Journal | | 1995 |
| A forgotten United Irishman. William Corbet and the Corbet family | Smith, Charles | Article in Journal | | 1996 |
| A fourteenth-century poem on the Meic Conmara lords of Clann Chuiléin | McInerney, Luke | Article in Journal | | 2014 |
| A fragment of an Irish MS history of the MacDonalds of Antrim | McDonnell, Hector | Article in Journal | | 2005 |
| A fragment of an Irish MS. history of the MacDonalds of Antrim | MacDonald, Archibald | Article in Journal | | 1946 |
| A Full Life – the Memoirs of Paddy McKillen Snr | McKillen, Paddy (Snr) | Monograph or Collective Volume | | 2018 |
| A genealogical adventure in Spain | Gallwey, Hubert, 1915- | Article in Journal | | 1951 |
| A generation of Montgomerys : memories of a 19th century generation of the illustrious Montgomery family, three of whom spent most of their life at Draperstown | Montgomery, Henry | Monograph or Collective Volume | Ballinascreen Historical Society | 2006 |
| A guide to Irish surnames | MacLysaght, Edward | Monograph or Collective Volume | Helicon | 1964 |
| A guide to tracing your Cork ancestors | Cadogan, TimMcCarthy, Tony | Monograph or Collective Volume | Flyleaf | 1998 |
| A guide to tracing your Dublin ancestors | Ryan, James G.Smith, Brian | Monograph or Collective Volume | Flyleaf | 1998 |
| A guide to tracing your Limerick ancestors | Franklin, Margaret | Monograph or Collective Volume | Flyleaf | 2003 |
| A guide to tracing your Roscommon ancestors | Hamrock, John | Monograph or Collective Volume | Flyleaf | 2007 |
| A Hanafin flies high - and low | McMahon, Gerard | Article in Journal | | 1995 |
| A hard price to pay’: the burden of revolutionary inheritance | McGarry, Fearghal | Article in Book | | 2023 |
| A Hiberno-Scottish family (Ó Muirgheasáin, Morrison) | O'Rahilly, T. F. | Article in Journal | | 1942 |
| A history of Castle Caldwell and its families | Cunningham, John B. 1944- | Monograph or Collective Volume | Watergate press | 1980 |
| A History of Musgrave: The First 125 Years | White, Dan | Monograph or Collective Volume | Musgrave Group plc. | 2001 |
| A history of the Barry family, 1066-2003 | Smythe, William P. | Monograph or Collective Volume | Green Valley Press | 2003 |
| A history of the Burke/Bourke clan | O'Brien, Maureen | Monograph or Collective Volume | Clan Publications | 1990 |
| A history of the Dál nAraidi | Black, Lynn | Article in Journal | | 1997 |
| A history of the O'Brennans of Iclough, Co. Kilkenny | Brennan, T. | Monograph or Collective Volume | [s.n.] | 1975 |
| A history of the O'Cannons of Tir Chonaill | Cannon, Thomas Gildea | Article in Journal | | 1978 |
| A history of the Rothwells of Bunclody and their descendents from 1780 to 2000 A.D. | Rothwell, Benjamin | Monograph or Collective Volume | The author | 2004 |
| A history of the Sall (e) family of Cashel | MacCotter, Paul | Article in Journal | | 1999 |
| A history of the Stewarts of Appin and Lismoyle | Windy, Margaret | Article in Journal | | 2001 |
| A house divided : the Loftus family, earls and marquesses of Ely, c.1600-c.1900 | Malcomson, A. P. W. | Article in Book | | 2003 |
| A Hynes connection | Beadle, TerryLavery, Tom | Article in Journal | | 1996 |
| A Kearney funeral entry of 1641 | Anonymous | Article in Journal | | 1975 |
| A Kilkenny character | Kenealy, Mary | Article in Journal | | 1989 |
| A Lambert family history | Lambert, Lois | Article in Journal | | 2006 |
| A legacy in stone and rhyme : the Costello family and the Knights of Glin | Donovan, Tom | Article in Book | | 2009 |
| A letter to Canada | Byrne, Declan | Article in Journal | | 1995 |
| A Life in the Royal Irish Constabulary 1858-1888 | Martin, June | Article in Journal | | 2009 |
| A lineage of Dowman | Dowman, CharlesFfolliott, Rosemary | Article in Journal | | 1966 |
| A list of families around Ardee, 1766 | | Article in Journal | | 1941 |
| A list of merchants, 1811-1812 | | Article in Journal | | 1993 |
| A little bit more but not enough | Palmer, Le Fayre Heslehurst | Article in Journal | | 2000 |
| A little history of some Joyces of Westport, Co. Mayo | Joyce, Conrad | Article in Journal | | 1995 |
| A local habitation and a name : some Clare surnames | Flynn, Pat | Article in Journal | | 1990 |
| A Long separation and a Long reunion ... a long way from home | Ethier, Glen Evan | Article in Journal | | 1992 |
| A look back over the years | Flatman, Richard | Article in Journal | | 2009 |
| A lost landscape : the Geraldine castles and tower houses of the Shannon estuary | Mac Curtain, Margaret | Article in Book | | 1988 |
| A MacCarthy miscellany (1117-1398) | Collins, John T. | Article in Journal | | 1948 |
| A Maguire family in France | Chauvet, Pierre | Article in Journal | | 1964 |
| A Marmion miscellany | Marmion, William F. K. | Monograph or Collective Volume | St Lazarus Press | 2002 |
| A master builder of Wicklow : David Keely of the Mall | Byrne, Declan | Article in Journal | | 1999 |
| A McNamara family of Annaghdown in Pittsburgh | Straney, Shirley Garton | Article in Journal | | 1998 |
| A memoir | De Valera, Terry, 1922-2007 | Monograph or Collective Volume | Currach Press | 2004 |
| A memory and a co-incidence? | Sleator, A. G. | Article in Journal | | 2004 |
| A Moorhouse family of Dublin, Carlow and Kildare | Moorhouse, B. Ann | Article in Journal | | 1977 |
| A most gossiped about genius : Sir William Rowan Hamilton | Weerden, Anne van | Article in Journal | | 2018 |
| A mother’s experience of asylum : conflicting temporalities, belonging, and evolving care relations | Lubit, Amanda J. | Article in Journal | | 2022 |
| A near-kin within the kin : a comparative study | Westrup, C. W. | Monograph or Collective Volume | Ejnar Munksgaard | 1952 |
| A new document bearing on the birthplace of Duns Scotus | Ryan, A. | Article in Journal | | 1936 |
| A new genealogical atlas of Ireland | Mitchell, Brian | Monograph or Collective Volume | Genealogical Publishing | 1986 |
| A nineteenth century love story | Wilson, Ian | Article in Journal | | 1995 |
| A noble pretension | MacDonnell, Hector | Article in Journal | | 1980 |
| A note on Dublin city genealogical sources | Murphy, Seán | Article in Journal | | 1987 |
| A note on historical sources of genealogical value in Co. Meath | Duffy, Carmel | Article in Journal | | 1986 |
| A note on the 17th century tokens of the Ó Melaghlins of Mullingar | Dolley, Michael | Article in Journal | | 1973 |
| A note on the Devonshire papers at Chatsworth House Derbyshire | Potter, G. R. | Article in Journal | | 1970 |
| A note on the life, personality and library of Edward King, Viscount Kingsborough (1789-1837) | Moraghan, Sean | Article in Journal | | 1988 |
| A page from Mac Fhir Bhisigh's 'Genealogies' | Ó Muraíle, Nollaig | Article in Journal | | 1990 |
| A Pale family and old Dublin | Piatt, Donn | Article in Journal | | 1963 |
| A particular of the howses and famyles in Londonderry, 15 May 1628 | King, R. G. S. | Monograph or Collective Volume | Sentinel | 1936 |
| A pedigree of the O'Dempsey family | Quin, Cosslett | Article in Journal | | 1963 |
| A place of greater opportunity : Irish women's search for home, family, and leisure in Butte, Montana | Murphy, Mary | Article in Journal | | 1992 |
| A postscript to Canada | Byrne, Declan | Article in Journal | | 1996 |
| A presentation copy from Edmund Burke to Mary Shackleton | Gwynn, Aubrey | Article in Journal | | 1945 |
| A Quantock family : the Stawells of Cothelstone and their descendants, the Barons Stawell of Somerton, and the Stawells of Devonshire and the county Cork | | Monograph or Collective Volume | | 1910 |
| A question of survival : the O'Farrells and Longford in the seventeenth century | Gillespie, Raymond | Article in Book | | 1991 |
| A reflective Argentinian : John Santos Gaynor (1905-63) | McCarthy, Donal | Article in Book | | 2015 |
| A remarkable Tyrone family : the Kellys of Anagasna Glebe; a memoir by a relative | Ó Conluain, Proinsias | Article in Journal | | 2001 |
| A Renaissance man on Newtownpark Avenue | Feerick, Aiden | Article in Journal | | 2018 |
| A sad emigrant letter | | Article in Journal | | 1998 |
| A Scotch-Irish Clan in Middle
Georgia? The Migration
and Development of a McCarty
Family across Two Centuries | Knight, Thomas Daniel | Article in Journal | | 2019 |
| A seagrey house : the history of Renvyle House | Lidwill, J. A. | Monograph or Collective Volume | [s.n.] | 1988 |
| A search for Butlers in the West Indies | Taylor, Herb | Article in Journal | | 1985 |
| A short account of the family of Kemmis in Ireland | Kemmis, Lewis G. N. | Article in Journal | | 1939 |
| A short history of the clan McGillycuddy | MacGillycuddy, Rosemary Brownlow | Monograph or Collective Volume | MacGillycuddy Press | 1991 |
| A short history of the Miniter and MacMahon family of Feakle and Whitegate | Larkin, Susan Cavanagh | Article in Journal | | 2002 |
| A simple guide to Irish genealogy | Clare, Wallace | Monograph or Collective Volume | The author | 1937 |
| A simple guide to Irish genealogy | Clare, WallaceFfolliott, Rosemary | Monograph or Collective Volume | Irish Genealogical Research Society | 1966 |
| A society in transition : society, identity and nostalgia in rural Northern Ireland, 1939-1968 | O’Kane, Clare | Thesis | | |
| A Southern Irish family and a few Northern links | Carew, L. R. | Article in Journal | | 1998 |
| A square peg : an Ulster childhood | McCullough, Elizabeth | Monograph or Collective Volume | Marino Books | 1997 |
| A statistical survey of O'Neills (Neills and McNeills etc), Maguires and Crawfords in Northern Ireland, continued, 17th to 19th century | Montgomery, Roy | Article in Journal | | 1990 |
| A statistical survey of O'Neills, Maguires and Crawfords in Northern Ireland | Montgomery, Roy | Article in Journal | | 1990 |
| A story of Diarmaid Mac Cerbaill | Walsh, Paul, Revd, 1885-1941 | Article in Journal | | 1941 |
| A story of Disneys : some myths exploded : being a chronicle of the early Disneys of Lincolnshire, of those who crossed over to Ireland and of those who subsequently emigrated from there to the United States and Canada | Disney, Edward | Monograph or Collective Volume | The author | 1997 |
| A strange account of the last MacCarthy Mór | Bary, Valerie | Article in Journal | | 2002 |
| A strange kind of loving | Mooney, Sheila | Monograph or Collective Volume | Poolbeg | 1990 |
| A study of a family's working life at the Ballincollig gunpowder mills and their fate following its closure | McCarthy, Deirdre | Article in Journal | | 2014 |
| A survey of the Irish Spearmans | Spearman, C. R. | Monograph or Collective Volume | | 1984 |
| A Swords family collage | Swords, Molly St P. | Article in Journal | | 1987 |
| A tale of two abbots | Lincoln, Siobhán | Article in Journal | | 1986 |
| A theatrical wedding at Kilfane | Murphy, William | Article in Journal | | 1992 |
| A tie that blinds : family and ideology in Ireland | McCullagh, Ciaran | Article in Journal | | 1991 |
| A Tipperary landlord's diary of the 1860s | Marnane, Denis G. | Article in Journal | | 1991 |
| A tragedy from 1871 : a study of stigma, poverty and alienation | Silverman, Marilyn | Article in Journal | | 1994 |
| A twisted root : ancestral entanglements in Ireland | Craig, Patricia | Monograph or Collective Volume | Blackstaff | 2012 |
| A United Irish family : the McCabes of Belfast | McCabe, John | Article in Journal | | 1997 |
| A visionary enthusiast : Robert Emmet and his Kerry connections | Ó Concubhair, Pádraig | Monograph or Collective Volume | Robert Emmet Commemoration | 2003 |
| A wedding, a family feud, a long costly lawsuit - and tragedy. Transcribed from the 'Belfast Telegraph', Monday 4 November 1940 | Lawlor, H. C. (Henry Cairnes), 1870-1943 | Article in Journal | | 2000 |
| A week in the life of William Fairbrother, 1765 | Byrne, Eileen | Article in Journal | | 1995 |
| A west country family : the Pophams from 1150 | Popham, F. W. | Monograph or Collective Volume | | 1976 |
| A west Limerick centenarian | Leahy-Harnett, Batt | Article in Journal | | 1983 |
| A Wexford childhood, 1915-1930 | Finn, Mary | Monograph or Collective Volume | Lissadell | 1998 |
| A Wicklow family | Byrne, Declan | Article in Journal | | 1993 |
| A world of wonder ... in a dresser drawer | Furdon, Elizabeth | Article in Journal | | 1996 |
| A worthy citizen : Sir Edward Porter Cowan, Belfast : 26 March 1890 | Carson, Douglas | Article in Journal | | 1986 |
| A. W. N. Pugin and the Pugin family | Wedgwood, Alexandra | Monograph or Collective Volume | [s.n.] | 1985 |
| A.S. 'Mr Val' | Anonymous | Article in Journal | | 1994 |
| Abhlann | Ó Dochartaigh, Caitríona | Article in Book | | 2012 |
| Abortion and nation : the politics of reproduction in contemporary Ireland | Smyth, Lisa | Monograph or Collective Volume | Ashgate | 2000 |
| About my father | Sheridan, Paul | Monograph or Collective Volume | Original Writing | 2007 |
| Abstract of Irish diocesan wills | Anonymous | Article in Journal | | 1939 |
| Abstract of Irish wills | Anonymous | Article in Journal | | 1939 |
| Abstracts of some Neale and O'Neill wills | Webb, C. R. | Article in Journal | | 1979 |
| Abstracts of wills | Anonymous | Article in Journal | | 1982 |
| Abstracts of wills, V. 3 : 1785-1832 | | Monograph or Collective Volume | Stationery Office for the Irish Manuscripts Commission | 1984 |
| Account of the Lynch family, and of memorable events of the town of Galway, written in 1815 by John, son of Alexander, Lynch | Lynch, John, son of Alexander | Article in Journal | | 1913 |
| Across the Shannon : James 'Oge' Butler, 1649-1727, and his son James, 1685/6-1746 | Butler, Toby | Article in Journal | | 2000 |
| Additional Grenville papers | | Monograph or Collective Volume | Manchester University Press | 1962 |
| Address given by Professor Roy Foster at Hubert Butler's memorial service in St Canice's cathedral on 20 April 1991 | Foster, R. F. (Robert Fitzroy) (Roy), 1949- | Article in Journal | | 1992 |
| Addresses to Tibbot na Long | Walsh, Paul, Revd, 1885-1941 | Article in Journal | | 1941 |
| Adolescence in Britain 1860-1960 | Springhall, John | Monograph or Collective Volume | Gill & Macmillan | 1986 |
| Adultery in the courts: Damages for Criminal Conversation in Ireland | Howlin, Niamh | Article in Book | | 2017 |
| After the Famine: The Irish Family Farm in Eastern Ontario, 1851–1881 | Hedican, Edward J. | Monograph or Collective Volume | University of Toronto Press | 2020 |
| Age at leaving home in rural Ireland, 1901-1911 | Guinnane, Timothy W. | Article in Journal | | 1992 |
| Aghabog Church of Ireland survey 1824 | MacDonald, Brian | Article in Journal | | 1997 |
| Agnes Townsend's notebook | Crookshank, Mrs | Article in Journal | | 1976 |
| Agnews and Ó Gnímhs | McDonnell, Hector | Article in Journal | | 1993 |
| Agohill pt. 1 : Buick's Ahoghill a filial account (1910) of seceders in the mid-Antrim village where Rev. Frederick Buick was minister of the second Presbyterian congregation 1835 - 1908, including details of the Moores, Raphaels and other families of note | Dunlop, Eull | Monograph or Collective Volume | Mid-Antrim Historical Group | 1987 |
| Aguisín 3. Ginealach an Bhlascaoid. | | Article in Book | | 2000 |
| Aldborough : an extinct Irish earldom | De Saubruit, G. M. | Article in Journal | | 1978 |
| Aldborough : an extinct Irish Earldom | Marescaux de Saubruit, Geoffrey | Article in Journal | | 1979 |
| Alien family : The impact of the Aliens Act 1935 and subsequent Orders on the family in Ireland, 1933–1945 | O'Connor, Siobhan | Article in Journal | | 2008 |
| All our yesterdays | Hassett, Declan | Monograph or Collective Volume | Mercier Press | 1998 |
| All the owners of land in Cork in 1872 | | Monograph or Collective Volume | Aubane Historical Society | 2004 |
| All worlds possible : the domain of the Millers of Coolybrown | O'Connor, Patrick J. | Monograph or Collective Volume | Oireacht na Mumhan Books | 1993 |
| Allen of Stilllorgan - the rise and decline of the Allen family | Casey, Patrick J. | Article in Journal | | 2007 |
| Alteration of family names in the Glens | Turner, Brian | Article in Journal | | 1987 |
| Ambrose O'Ferrall's accounts | More-O'Ferrall, Edward G. | Article in Journal | | 1972 |
| An A-Z of Ulster Names | Anonymous | Article in Journal | | 1984 |
| An account of the family of Alen, of St. Wolstan's, Co. Kildare | Denny, Lyster H. L. | Article in Journal | | 1905 |
| An account of the family of Wood, Co. Sligo, and their descendants | Jeffery, Lilian M. | Article in Journal | | 1963 |
| An account of the first Watson families to settle in County Carlow, I : Watson mythology | Coutts, Dr Peter J. F. | Article in Journal | | 2016 |
| An account of the first Watson families to settle in County Carlow, II : the search for how and why | Coutts, Dr Peter J. F. | Article in Journal | | 2017 |
| An address to a student of law | Ní Dhonnchadha, Máirín | Article in Book | | 1989 |
| An Agnew/ÓGnímhs postscript | McDonnell, Hector | Article in Journal | | 1994 |
| An alphabetical list of the family names of county Leitrim | Turner, Brian | Monograph or Collective Volume | Ulster Museum | 1974 |
| An American in Gloucestershire and Bristol : the diary of Joshua Gilpin, 1796-7 | Woolrich, A. P. | Article in Journal | | 1974 |
| An ancient distinguished Irish surname O Draigneain (Thornton) | Henry, William | Monograph or Collective Volume | Merv Griffin | 1999 |
| An Anglo-Irish miscellany : some records of the Jephsons of Mallow | Jephson, Maurice Denham | Monograph or Collective Volume | Allen Figgis | 1964 |
| An approach to tracing an Ulster family | Mitchell, Brian | Article in Journal | | 1987 |
| An Armagh childhood: the story of the little boy in the small Irish town | Quinn, Michael | Monograph or Collective Volume | Family Caring Trust | 2013 |
| An Australian family discovers kinship with the 1798 Wicklow chief | Dwyer, Noel | Article in Journal | | 1994 |
| An Elizabethan political painting | De Breffny, Brian | Article in Journal | | 1984 |
| An emigrant Waldron family | Poulin, Anna Waldron | Article in Journal | | 1997 |
| An English gentleman and his community : Sir William Darcy of Platten | Ellis, Steven G., 1950- | Article in Book | | 2003 |
| An enterprising Cromwellian family : the Taylors of Dunkerron | Lyne, Gerard J.Moriarty, Daniel | Article in Journal | | 1984 |
| An epilogue of the nineteenth century : John Philpot Curran and his family | Moore, Desmond F. | Article in Journal | | 1959 |
| An episode of the sixteenth century | Ó hÓgáin, Dáithí | Article in Journal | | 1985 |
| An Gordon Wilson a bhfuil chuimhne agamsa oir | Ó Gadhra, Nollaig | Article in Journal | | 1995 |
| An historical account of the MacDonnells of Antrim : including notices of some other septs, Irish and Scottish | Hill, George, 1810-1900 | Monograph or Collective Volume | | 1873 |
| An historical account of the MacDonnels of Antrim | Hill, George, 1810-1900 | Monograph or Collective Volume | Glens of Antrim Historical Society | 1976 |
| An historical survey | Felhmann, Guy | Article in Book | | 1991 |
| An identification of the names of the Christian king-list of O’Brien’s Corpus Genealogiarum Hiberniae, volume I; and an assessment of the list’s value for Irish history | Mac Mhuiris, Seán | Article in Journal | | 1995 |
| An introduction to Irish reaearch : Irish ancestry : a beginner's guide | Davis, Bill | Monograph or Collective Volume | Federation of Family History Societies | 1994 |
| An investigation into the Connacht ancestry of Mary Ann Costello, mother of George Canning | De Breffny, Brian | Article in Journal | | 1980 |
| An Irish childhood | Somerville-Large, Peter | Monograph or Collective Volume | Constable | 2002 |
| An Irish family between assimilation and revolution : the Keatings of Poitiers, 1777-1795 | Jahan, Sébastien | Article in Book | | 2003 |
| An Irish Rudd family, 1760-1988 : Rudd origins and other Irish Rudds progeny of Gordon Arthur Rudd and Alicia Wellwood, Rathsarn parish, Queen's County, Ireland | | Monograph or Collective Volume | Rudd Family Research Association | 1992 |
| An Irish solution to an Irish problem : Catholicism, contraception and change, 1922–1979 | Girvin, Brian | Article in Journal | | 2018 |
| An Irish-American odyssey : the remarkable rise of the O'Shaughnessy brothers | Kenny, Colum | Monograph or Collective Volume | University of Missouri Press | 2014 |
| An léiriú ar shaol na mban i dtéacsanna dírbheathaisnéise Pheig Sayers | Coughlan, Patricia | Article in Book | | 1999 |
| An Móta, an tSean-chluain, an tSean-chill agus an Carraigín | Mac Craith, NioclásÓ Gríobhtháin, Nioclás | Article in Journal | | 2001 |
| An O'Brien family in France | O'Brien, P. I. D. | Article in Journal | | 1991 |
| An O'Reilly genealogy | O'Connell, Philip | Article in Journal | | 1963 |
| An observation on settler names in Fermanagh | Turner, Brian | Article in Journal | | 1992 |
| An observation on the Annetts of Mourne | Turner, Brian | Article in Journal | | 1997 |
| An old Irish clan Mac Donagh | Henry, William | Monograph or Collective Volume | Merv Griffin | 1999 |
| An old Ulster house and the people who lived in it | Lenox-Conyngham, Mina | Monograph or Collective Volume | Dundalgan Press | 1946 |
| An old woman's reflections | Sayers, Peig | Monograph or Collective Volume | Oxford University Press | 1963 |
| An outline of my Hunt family | Carter, Margaret | Article in Journal | | 1995 |
| An seanadóir Michéal Ó Broin, 1887-1949, Cruadh-bhaile, an Sean-Phobal, agus Eureka, California | Ó Cathail, Micheál | Article in Journal | | 2004 |
| Ancestral trails : the complete guide to British genealogy and family history | Herber, Mark D. | Monograph or Collective Volume | Sutton | 2000 |
| Ancestry of an historian | Walsh, Paul, Revd, 1885-1941 | Article in Journal | | 1940 |
| Ancestry of the actor, Spranger Barry (b. 1717) | Montague-Smith, P. W. | Article in Journal | | 1948 |
| Anent the Shannon family | Anonymous | Article in Journal | | 1907 |
| Anglea's ashes | McCourt, Frank | Monograph or Collective Volume | HarperCollins | 1996 |
| Anglo-Irish and Gaelic women in Ireland, c.1277-1534 : a study of the conditions and rights of single women, wives, widows and nuns in late medieval Ireland | Kenny, Gillian | Thesis | | 2005 |
| Anglo-Norman families of county Wexford | Murphy, Hilary | Article in Journal | | 1991 |
| Anglo-Norman Ireland, c.1100-1318 | Dolley, Michael | Monograph or Collective Volume | Gill & Macmillan | 1972 |
| Anglo-Norman settlement in Uí Briúin Cualann 1169-1350 | Simpson, Linzi | Article in Book | | 1994 |
| Annals of the kingdom of Ireland from the earliest times to the year 1616 | | Monograph or Collective Volume | De Búrca Rare Books | 1990 |
| Anne Devlin : the heroine as laundress | Malcolm, Elizabeth | Article in Journal | | 1998 |
| Anne Lee and Arthur Guinness | Lee, Enda | Article in Journal | | 1996 |
| Anne Yeats (1919-2001) : a twentieth-century artist | Pyle, Hilary | Article in Book | | 2016 |
| Ansons at Ardmore | Anson, Clodagh | Article in Journal | | 1988 |
| Aodh Mac Aodha Duibh of Ramelton | Mac Aoidh, Seamus | Article in Journal | | 1995 |
| Appreciation | Mac Gréil, Micheál | Article in Journal | | 2004 |
| Apprentice to master : three generations of the Gorry family | Moroney, Mic | Article in Journal | | 2007 |
| Archaeological excavations at Trim Castle, Co. Meath, 1971-74 | Sweetman, P. D. | Article in Journal | | 1978 |
| Ardgillan castle and the Taylor family | | Monograph or Collective Volume | Ardgillan Castle Heritage Project | 1995 |
| Ardgillan Castle Revealed | Herron, Aidan J. | Monograph or Collective Volume | self-published | 2018 |
| Ardkeen House | Grogan, Pat | Article in Journal | | 2013 |
| Are you my brother? Medieval Irish ecclesiastical fosterage | Preston-Matto, Lahney | Article in Book | Four Courts Press | 2018 |
| Armagh's Victorian shops | Barden, Sean | Article in Journal | | 2004 |
| Armorial hearings of County Carlow | O'Shea, Sean | Article in Journal | | 2005 |
| Armstrongs : from the debatable lands of Scotland to the 1798 rising in Ireland | Devine, Joseph | Article in Journal | | 2003 |
| Army families in Dublin, 1911 | Kinsella, Anthony | Article in Journal | | 2001 |
| Arthur Brownlow : a gentleman more curious than ordinary | Ó Buachalla, Breandán | Article in Journal | | 1982 |
| Arthur Dobbs, a calendar of his life and his family affairs | Rankin, D. Helen | Article in Book | | 1990 |
| Arthur O'Leary, the outlaw | Collins, J. T. | Article in Journal | | 1949 |
| Asking Angela MacNamara : an intimate history of Irish lives | Ryan, Paul, 1972- | Monograph or Collective Volume | Irish Academic Press | 2012 |
| Aspects of childhood : Ireland, 1800-1925 | Rutherford, Vanessa | Thesis | | 2002 |
| Aspects of English, Welsh, Scottish and Irish migrations | Donnachie, Ian L.Pryce, W. T. R. | Article in Book | | 1994 |
| Aspects of Irish family relationships and structures during the 1930s, 1940s and 1950s | Humphreys, Marguerita T. | Article in Journal | | 2009 |
| Aspects of pre-famine Irish household size : composition and differentials | Carney, F. J. | Article in Book | | 1977 |
| Aspects of Rice family history | Feheney, J. M. | Article in Book | | 1994 |
| Aspects of sixteenth century elite Gaelic mentalities : a case study | Caball, Marc | Article in Journal | | 1996 |
| Asylums, families and the state | Finnane, Mark | Article in Journal | | 1985 |
| Audley's Castle and the Lecale Audleys | Sterritt, Ann V. | Article in Journal | | 1987 |
| Autobiographical sketch of Governor Charles J. McCarthy of Hawaii | McCarthy, Charles J. | Article in Journal | | 1921 |
| Autobiography of Pole Cosby, of Stradbally, Queen's County, 1703-1737 (?) | Cosby, Robert A. G. | Article in Journal | | 1908 |
| Away | Toomey, Deirdre | Article in Book | | 2016 |
| Back of the Hack - growing up in the Liberties | Clifford, Kathleen | Monograph or Collective Volume | A. & A. Farmar | 2017 |
| Baile na nGall Mór agus Beag | Mac Craith, Nioclás | Article in Journal | | 1999 |
| Baile Uí Chorraoin agus An Réidh Mheánach | Mac Craith, NioclásÓ Gríobhtháin, Nioclás | Article in Journal | | 2007 |
| Ballinkeen: a genealogical case study of a north Cork townland | Flanagan, Niamh | Article in Journal | | 2009 |
| Ballinteer : some families of the past | Ryan, Christopher | Article in Journal | | 1998 |
| Ballitore and its associations | Sherlock, Canon | Article in Journal | | 1908 |
| Ballydavid House, Littleton | Bracken, Patrick | Article in Journal | | 1996 |
| Ballydrain, Dunmurry - an estate through the ages | Black, Eileen | Article in Journal | | 1984 |
| Ballylarkin and the Shortall family | Phelan, Margaret M. | Article in Journal | | 1965 |
| Ballylongford : a photographic memoir | McAuliffe, Nancy | Monograph or Collective Volume | Red Hen Publishing | 2011 |
| Ballymulconry and the Mulconrys | Connellan, M. J. | Article in Journal | | 1958 |
| Ballysax and the Nangle family | "Omurethi" | Article in Journal | | 1911 |
| Baltimore, the O'Driscolls and the end of Gaelic civilization, 1538-1615 | O'Mahony, Edward | Article in Journal | | 2000 |
| Banished babies : the secret history of Ireland's baby export business | Milotte, Mike | Monograph or Collective Volume | New Island | 2011 |
| Bannow surnames | Kenny, Máirín | Article in Journal | | 2013 |
| Bantry, Berehaven and the O'Sullivan sept. | Sullivan, Timothy Daniel | Monograph or Collective Volume | Tower Books | 1978 |
| Baptisms, marriages and Lithuanians; or, "Ghetto? What Ghetto?" : some reflections on modern Catholic historical assumptions | Aspinwall, Bernard | Article in Journal | | 2000 |
| Barnewall of Kilbrew, Co. Meath | Barnwell, S. B. | Article in Journal | | 1980 |
| Barnewall of Rowestown, Co. Meath, 1496-1789 | Barnwell, S. B. | Article in Journal | | 1970 |
| Barra na Stuac | De Faoite, SiobhánMac Craith, Nioclás | Article in Journal | | 2010 |
| Bartholomew Rivers of Waterford, Banker, and his kindred | Gallwey, Hubert, 1915- | Article in Journal | | 1979 |
| Battle of wills : Irish families at war over wills | Collins, Liam | Monograph or Collective Volume | Mentor Books | 2012 |
| Beamish and Crawford : the history of an Irish brewery | Ó Drisceoil, DiarmuidÓ Drisceoil, Donal | Monograph or Collective Volume | The Collins Press | 2015 |
| Beatha Aodha Ruaidh Uí Dhomnaill : Beathaisnéis de chuid an Renaissance | Mac Craith, Micheál | Article in Journal | | 1994 |
| Beauchamp Begenal (1735-1802) : his portrait, his house, his pistols | Bagenal, John | Article in Journal | | 1986 |
| Becoming George : the life of Mrs. W.B. Yeats | Saddlemyer, Ann | Monograph or Collective Volume | Oxford University Press | 2002 |
| Becoming Visible : Women in European History | NA | Monograph or Collective Volume | NA | 1977 |
| Behind the brickwork | Hasson, Seamus | Article in Journal | | 2003 |
| Belan | Fitzgerald, Walter, Lord | Article in Journal | | 1908 |
| Bellinter House | Caffrey, SandraFrench, Noel E.Mitchell, FrancesPriest, Susan | Monograph or Collective Volume | Trymme Press | 1993 |
| Belvedere House, gem of the Irish midlands | Sharkey, Olive | Article in Journal | | 1989 |
| Benburb and the Powerscourts | Ó Ceallaigh, Proinsias | Article in Journal | | 1987 |
| Benburb in the Plantation era. Part 1|Benburb Plantation families. Part 2 | McAnallen, Brendan | Article in Journal | | 2011 |
| Beneath the Southern Cross - the Eureka stockade | O'Neill, Susan Siobhan | Article in Journal | | 1987 |
| Beneath the Southern Cross - the Eureka stockade : conclusion | O'Neill, Siobhan Susan | Article in Journal | | 1988 |
| Benjamin Cook (1817-1889) : pioneer of the colony of N.S.W. | Walker, Doreen | Article in Journal | | 1999 |
| Bernard Shaw's sister and her friends : a new angle on G.B.S. | Farmer, Henry George | Monograph or Collective Volume | E. J. Brill | 1959 |
| Between Scylla and Charybdis : the Knights of Glin and their Habsburg and Stuart associations, 1600-1700 | Downey, Declan M. | Article in Book | | 2009 |
| Bevan of Co. Limerick | De Breffny, Brian | Article in Journal | | 1974 |
| Beyond the “republican family” : intergenerational memory, biography, and politics in Ireland since 1969 | Hepworth, Jack | Article in Journal | | 2021 |
| Bickerstaff of Glenavy parish, Co. Antrim | De Breffny, Brian | Article in Journal | | 1977 |
| Big houses around Mallow | Copps, J. | Article in Journal | | 1988 |
| Billy O'Reilly - bootmaker : a tradition fades away | Shanahan, Daniel | Article in Journal | | 2001 |
| Binions : families of Co. Wexford and their descendants, 1692-1999 | Binions, Gloria | Monograph or Collective Volume | The author | 1999 |
| Biographical note : the Allinghams of Ballyshannon | McClure, Malcolm | Article in Journal | | 2000 |
| Biography and chronology of the life of Richard Langford of Ireland | Langford, Frederick | Monograph or Collective Volume | The author | 1983 |
| Biopolitics of Dai girls: Work, marriage, and a desirable lifestyle | Hu, Yan | Article in Book | | 2018 |
| Bishop's kin | Cooney, Dudley A. Levistone | Article in Journal | | 2002 |
| Bishops - a family business | Hamilton, Tom | Article in Journal | | 2002 |
| Bishopscourt and it owners | Ponsonby, Gerald | Article in Journal | | 1917 |
| Black Hugh O'Neill, 1610-1660 | Walsh, Micheline | Article in Journal | | 1972 |
| Blackmore families of Ireland : a preliminary survey | Druse, Joseph L. | Monograph or Collective Volume | [s.n.] | 1968 |
| Blakes of Rathville House | Dillon, James N. | Article in Book | | 2000 |
| Blaney of Lurgan, Co. Armagh | Blaney, Roger | Article in Journal | | 1971 |
| Blasket memories : the life of an Irish island community | Tyers, Pádraig | Monograph or Collective Volume | Mercier Press | 2000 |
| Blennerville 1800-1853 - the shifting fortunes of a Kerry village | MacSweeney, Marie | Article in Journal | | 2003 |
| Blunt trauma : after the fall of Flight 111 | Bannister, Ivy | Monograph or Collective Volume | Ashfield | 2005 |
| Bolton families in Ireland, with their English and American kindred, based in part upon original records which no longer exist | Bolton, Charles Knowles | Monograph or Collective Volume | Goodspeed | 1937 |
| Bowen's Court | Bowen, Elizabeth Dorothea Cole, 1899–1973 | Monograph or Collective Volume | Longman | 1965 |
| Boyd's of Castle Buildings, Lisburn | Bass, Hugh G. | Monograph or Collective Volume | Historical Society | 1977 |
| Brady's shop and staff | Cullen, Mairin | Article in Journal | | 2009 |
| Bram Stoker's Donegal roots | Finn, B. | Article in Journal | | 2005 |
| Break a leg : a memoir | Sheridan, Peter | Monograph or Collective Volume | New Island | 2012 |
| Breaking the silence on abortion : the 1983 referendum campaign | Muldowney, Mary | Article in Journal | | 2013 |
| Breifne: an early history of the Ua Ruairc dynasty | Moore, Owen Joseph (Ó Mórgha, Eoghan) | Thesis | | 1998 |
| Brennan letters from Dunmore to Australia | Bermingham, Hubert | Article in Journal | | 1996 |
| Brennans and Brannans in American military and naval life, 1745-1918 | Brennan, T. | Article in Journal | | 1976 |
| Brian Boru High King of Ireland, 1002-1014 | Griffin, Kevin A. | Article in Journal | | 2002 |
| Brian Manning (obituary) | Kostick, Conor, 1964- | Article in Journal | | 2004 |
| Brilliant upshoots of the Kerry branch | Ní Shúilliobháin, Nóra | Article in Journal | | 1979 |
| Bronze Age relations: genetics, kinship and gender in later prehistory. | Bruck, Joanna | Article in Book | Wordwell Ltd - in association with the National Monuments Service | 2024 |
| Brother Odilo Waldron, Kentucky, U.S.A. Died 18th Aug. 1988. [Obituary] | Waldron, Luke Eoin | Article in Journal | | 1996 |
| Brothers Divided | Sweetman, William | Monograph or Collective Volume | The Pike Press | 2019 |
| Bruce's invasion of Ireland and first campaign in County Louth | Mac Íomhair, Diarmuid | Article in Journal | | 1972 |
| Bulfin : a Derrinlough family | Bulfin Winder, Jeanne | Article in Book | | 2003 |
| Burial in early medieval Ireland : politics and religion | Bhreathnach, EdelO'Brien, Elizabeth | Article in Book | | 2013 |
| Burial in medieval Ireland | Fry, Susan | Monograph or Collective Volume | Four Courts | 1998 |
| Burke, Bourke and De Burgh : people and places | Burke, Eamonn | Monograph or Collective Volume | Ballinakella|De Búrca Rare Books | 1990 |
| Burrowes of Stradone House | Cunningham, T. P. | Article in Journal | | 1980 |
| Butler archbishops of Cashel | Butler, George | Article in Journal | | 1978 |
| Butler family history | Butler, Patrick | Monograph or Collective Volume | The Butler Society | |
| Butler groups of families : their roots and references | Butler, Patrick Theobald Tower, 28th baron Dunboyne, 1917-2004 | Article in Journal | | 1981 |
| Butler of Grallagh and Boytonrath Co. Tipperary and Doon etc, Co. Clare | Blake Butler, T. | Article in Journal | | 1991 |
| Butler tombs and furnishings in St. Canices Cathedral, Kilkenny | Phelan, Margaret M. | Article in Journal | | 1982 |
| Butlers in Pepys | Burgess, Eleanor | Article in Journal | | 1988 |
| Butlers in South America | Bedson, Derek | Article in Journal | | 1988 |
| Butlers in the navy of Spain | Ireland, John de Courcy, 1911-2006 | Article in Journal | | 1987 |
| Butlers' Emporium | Byrne, Seán | Article in Journal | | 1994 |
| Butterhill & beyond (On a chapeau gules) : an illustrated history of the Cooper family of Byfleet : Killenure castle, county Tipperary & Abbeyville House, county, Dublin | Austin-Cooper, Richard | Monograph or Collective Volume | The author | 1991 |
| Buttevant Franciscan Friary | Shine, Michael | Article in Journal | | 2005 |
| Byblox revisited | Hajba, Anna-Maria | Article in Journal | | 1997 |
| Byrne and Kelly notes | Byrne, D. | Monograph or Collective Volume | The author | 1968 |
| Byrnes and Wickams of Wexford | Murphy, Hilary | Article in Journal | | 1993 |
| Byways - a look at lesser used sources | Anonymous | Article in Journal | | 1996 |
| Cairbre Cattchenn | O'Rahilly, T. F. | Article in Book | | 1995 |
| Calendar of Ormond deeds, 1172-1603. 6 vols. | | Monograph or Collective Volume | | 1932 |
| Calendar of the Carew manuscripts preserved in the archiepiscopal library at Lambeth. 6 vols. | | Monograph or Collective Volume | | 1867 |
| Calendar of the letters of the Butler archbishops of Cashel (1750-92) | Donovan, Imelda | Thesis | | 1970 |
| Calendar of the manuscripts of the marquess of Ormonde preserved at Kilkenny Castle | | Monograph or Collective Volume | Historical Manuscripts Commission | 1895 |
| Calendar of the manuscripts of the most hon. the marquis of Salisbury ... preserved at Hatfield House, Hertfordshire | | Monograph or Collective Volume | | 1883 |
| Callan 800, 1207-2007 : history and heritage | | Monograph or Collective Volume | Callan Heritage Society | 2007 |
| Can any good thing come out of Leitrim? | Johnston, Tom | Article in Journal | | 1988 |
| Candle in the wind : a precarious and volatile existence, from the 1780s to the present | FitzGerald, Desmond, Knight of Glin | Article in Book | | 2009 |
| Captain George O'Malley, his narrative and the O'Malley Clan: fresh thoughts | Cullen, L. M. (Louis Michael) | Article in Journal | | 2024 |
| Car(r)a(g)her clan record in the Catholic parish register of Creggan Lower, Ireland, 1845-1935 : Index : maternal names | Anonymous | Monograph or Collective Volume | Caraher Family History Society | 1986 |
| Caraher of Cardistown family papers | Mac Íomhair, Diarmuid | Article in Journal | | 1968 |
| Caraher, Carragher, Cullyhanna, Co. Down, South Armagh | Anonymous | Article in Journal | | 1981 |
| Carahers : Cardistown : family groups, church memorials | Stewart, William | Article in Journal | | 1987 |
| Carbury and the Birminghams' country | Devitt, Matthew | Article in Journal | | 1899 |
| Cardinal Wiseman and his associations with south Kilkenny | Dowling, Daniel | Article in Journal | | 1974 |
| Carlon's town : a history of the Carolan/Carlon sept and related Irish pioneer families in New South Wales | Gleeson, Damian John | Monograph or Collective Volume | D. J. Gleeson | 1998 |
| Carlow - Smith's Hill, Colborne township, Ontario, Canada | Anonymous | Article in Journal | | 1999 |
| Carragher of Skerriff, county Armagh | Carragher, M. H. R.. | Article in Journal | | 1987 |
| Carragher proposed outline history | Caraher, Doreen | Article in Journal | | 1994 |
| Carraher and Crowley family : Liverpool and Ireland from 1776 | Whitby, M. | Article in Journal | | 1984 |
| Carrickastle and Seafield, Co. Waterford and the families of Power and Anthony | Gallwey, Hubert, 1915- | Article in Journal | | 1976 |
| Carton | Fitzgerald, Walter, Lord | Article in Journal | | 1905 |
| Carve's 'Butler families' of 1641 | Butler, Patrick Theobald Tower, 28th baron Dunboyne, 1917-2004 | Article in Journal | | 1976 |
| Carysfort. Origin of title and Blackrock connection | Davitt, Tom | Article in Journal | | 1996 |
| Case study of a Huguenot family : La Touche | Bradley, Pamela | Article in Book | | 1996 |
| Castilla and the Bradstreet family | Robinson, Anne | Article in Journal | | 2013 |
| Castle Bourke, formerly Kilboynell Castle in Carra Barony, Co. Mayo, with notes on the history of its ancient owner the clan MacEvilly (Stauntons) and on the history of the family of Bourke, Viscounts Mayo | Blake, Martin J. | Article in Journal | | 1929 |
| Castle Caldwell, County Fermanagh | Cunningham, John B. 1944- | Monograph or Collective Volume | St Davog's Press | 1993 |
| Castle Dillon and the Molyneux family | Kerr, John | Article in Journal | | 1996 |
| Castle Ellen - 'Our own Coole' | Monaghan, Dominic | Article in Journal | | 1995 |
| Castleboro of old | Kinsella, Maurice | Article in Journal | | 1990 |
| Castlecoole, Co. Fermanagh | Mott, George | Article in Journal | | 1989 |
| Castlecor and the Croke family | Anonymous | Article in Journal | | 1977 |
| Castledargan : a middle-sized Sligo landed estate | O'Brien, Patrick E. | Article in Book | | 2024 |
| Castlemahon/Castlebernard | Connolly, Paddy | Article in Journal | | 1996 |
| Catalogue of Irish manuscripts in the National Library of Ireland : Fasciculus V: MSS G 161-G 207 | Ní Shéaghdha, Nessa | Monograph or Collective Volume | Dublin Institute for Advanced Studies | 1979 |
| Catalogue of Irish manuscripts in the National Library of Ireland. Fasc. XI. MSS G501-599 | Ó Macháin, Pádraig | Monograph or Collective Volume | School of Celtic Studies, Dublin Institute for Advanced Studies | 1990 |
| Catalogue of Irish manuscripts in the National Library of Ireland. Fasciculus X : MSS G 434-G 500 | Ní Shéaghdha, Nessa | Monograph or Collective Volume | Dublin Institute for Advanced Studies | 1987 |
| Catalogue of Irish manuscripts in the National Library of Ireland: Fasciculus IX: MSS G 374-G 433 | Ní Shéaghdha, Nessa | Monograph or Collective Volume | Dublin Institute for Advanced Studies | 1986 |
| Catalogue of Irish manuscripts in the National Library of Ireland: Fasciculus VI: MSS G 208-G 257 | Ní Shéaghdha, Nessa | Monograph or Collective Volume | Dublin Institute for Advanced Studies | 1980 |
| Catalogue of Irish manuscripts in the National Library of Ireland: Fasciculus VII: MSS G 258-G 330 | Ní Shéaghdha, Nessa | Monograph or Collective Volume | Dublin Institute for Advanced Studies | 1982 |
| Catalogue of Irish manuscripts in the National Library of Ireland: Fasciculus VIII: MSS G 331-G 373 | Ní Shéaghdha, Nessa | Monograph or Collective Volume | Dublin Institute for Advanced Studies | 1984 |
| Catalogue of Irish manuscripts in the National Library of Ireland: Fasciculus XII: MSS G 600-G 699 | Ní Shéaghdha, Nessa | Monograph or Collective Volume | School of Celtic Studies, Dublin Institute for Advanced Studies | 1990 |
| Catalogue of Irish manuscripts in the National Library of Ireland: Fasciculus XIII: MSS G 700-G 773 | Ní Shéaghdha, NessaÓ Macháin, Pádraig, | Monograph or Collective Volume | School of Celtic Studies, Dublin Institute for Advanced Studies | 1996 |
| Catalogue of sources for genealogical research, Ireland | | Article in Journal | | 1985 |
| Catalogue of the O'Conor papers | Dunleavy, G. W. (Gareth W.)Dunleavy, J. E. (Janet Egleson) | Article in Journal | | 1973 |
| Caters of Irish Quarter, Carrickfergus, Co. Antrim | De Breffny, Brian | Article in Journal | | 1978 |
| Catherine O'Mullane, Mrs O'Connell, mother of Daniel O'Connell, the liberator | O'Connell, Basil | Article in Journal | | 1953 |
| Cattle in ancient and medieval Irish society | Lucas, A. T. | Article in Book | | 1958 |
| Cattle-lords and clansmen : the social structure of early Ireland | Patterson, Nerys Thomas | Monograph or Collective Volume | University of Notre Dame Press | 1994 |
| Cavan town roots : exploring family origins and old Cavan town | Anonymous | Monograph or Collective Volume | The Anglo-Celt | 1993 |
| Cé hí seo amuigh? | Ní Mheara-Vinard, Róisín | Monograph or Collective Volume | Coiscéim | 1992 |
| Ceneál Moain and the O'Gormleys in east Donegal and west Tyrone | Deeny, Brian | Article in Journal | | 1990 |
| Certain other countries : homicide, gender, and national identity in late nineteenth-century England, Ireland, Scotland, and Wales | Conley, Carolyn A. | Monograph or Collective Volume | Ohio State University Press | 2007 |
| Changes in Clara’s ‘big house’ ownership following Irish independence : the case of Inchmore and Drayton Villa | Goodbody, Michael | Article in Journal | | 2020 |
| Changes in family relationship patterns | Hannan, Damian | Article in Journal | | 1974 |
| Changing gender roles in Irish farm households: continuity and change | Shortall, Sally | Article in Journal | | 2017 |
| Charles MacNally, bishop of Clogher: Local and family background | Murphy, Owen | Article in Journal | | 2010 |
| Charles the Second : King of England, Scotland and Ireland | Hutton, Ronald | Monograph or Collective Volume | | 1989 |
| Charlesfort : the story of a Meath estate and its people, 1668 to 1968 | Coogan, TonyGaughran, Jack | Monograph or Collective Volume | [s.n.] | 1991 |
| Chatelaines and their families | Stewart, Gillian Castle | Article in Journal | | 2007 |
| Chearnley and his contexts : family, neighbours and gardens | Barnard, T. C. (Toby Christopher) | Article in Book | | 2005 |
| Chief Egan's war record written for state archives | Providence Journal | Article in Journal | | 1909 |
| Child of the Irish border : a memoir and family history | Fitzsimon, Nicholas | Monograph or Collective Volume | Somerville Press | 2010 |
| Childhood and its discontents : The first Seamus Heaney lectures | | Monograph or Collective Volume | Liffey Press | 2002 |
| Childhood and the Irish : a miscellany | NA | Monograph or Collective Volume | Wordwell | 2025 |
| Childhood in the country house : Munster, 1850-1914 | O'Riordan, Maeve | Article in Book | | 2018 |
| Childhood memories | Donnelly, Maureen | Article in Journal | | 2013 |
| Childhood since 1740 | Buckley, Sarah-AnneRiordan, Susannah | Article in Book | | 2016 |
| Children of the far flung | O'Connell Cusack, Geraldine | Monograph or Collective Volume | Liffey Press | 2003 |
| Children of the far-flung | Cusack, Geraldine O'Connell | Monograph or Collective Volume | Liffey Press | 2003 |
| Chimney sweeps, climbing boys and child employment in Ireland, 1775-1875 | Kelly, James, 1959- | Article in Journal | | 2020 |
| Chinese armorial porcelain for Ireland | Howard, David Sanctuary | Article in Journal | | 1986 |
| Chinnery of Co. Cork | Ffolliott, Rosemary | Article in Journal | | 1975 |
| Christmas in Rathangan, Co. Wexford c. 1785 | Stafford, Mon | Article in Journal | | 2005 |
| Chronicles of Carraghers | | Article in Journal | | 1986 |
| Chronicles of Carraghers continued : U. S. A. and British Columbia | Carragher, Patrick CCharles | Article in Journal | | 1992 |
| Chronicles of Carraghers. continued : index nos 4-10 | Carragher, P. C. | Article in Journal | | 1988 |
| Chronicon Westroporum | Irwin, Liam | Article in Journal | | 2001 |
| Church, state and family : the advent of child guidance clinics in Independent Ireland | Feeney, Tom | Article in Journal | | 2012 |
| Churchill : home of the Verners | Kerr, John | Article in Journal | | 1992 |
| Cill an Fhuarthainn | Mac Craith, NioclásÓ Gríobhtháin, Nioclás | Article in Journal | | 2003 |
| Cín lae Eibhlín Ní Shúilleabháin | Ní Loingsigh, MáiréadNí Shúilleabháin, Eibhlín | Monograph or Collective Volume | Coiscéim | 2000 |
| Cine Mhac an tSaoir : a guide to sources for researching McAteer/McIntyre families in Ireland | Anonymous | Monograph or Collective Volume | Ulster Historical Foundation | 2001 |
| Circles around the sun : in search of a lost brother | McCloskey, Molly | Monograph or Collective Volume | Penguin Ireland | 2011 |
| Clancarthy correspondence, 1785-1861 | | Article in Journal | | 1994 |
| Clann Bhaldraithe ar clann Bhaildrin | Ó Muraíle, Nollaig | Article in Journal | | 1998 |
| Clann Caba: A history of the Mc Cabes | Mc Cabe, Brian | Monograph or Collective Volume | Clan Mc Cabe Society | 2020 |
| Clann Chaomhanach abu : in memory of Michael Kavanagh of Bunclody, Co. Wexford | Merrigan, Michael | Article in Journal | | 1998 |
| Clann Chnámhsighe : a Donegal sept | Bonner, Brian | Article in Journal | | 1979 |
| Clann Dalaigh 1603 to the present : the Larkfield line | O'Donnell, Vincent | Article in Journal | | 1986 |
| Clann Dalaigh 1603 to the present : the Newport line | O'Donnell, Vincent | Article in Journal | | 1985 |
| Clann Dalaigh 1603 to the present : the Spanish line | O'Donnell, Vincent | Article in Journal | | 1986 |
| Clann Ollaman uaisle Emna | Byrne, Francis John, 1934- | Article in Journal | | 1964 |
| Clann Taidhg Ruaidh na Scairte | Ó Murchadha, Diarmuid | Article in Journal | | 1994 |
| Clann tSuibhne | Sweeney, Loughlin | Article in Journal | | 1993 |
| Clans and families of Ireland : the heritage and heraldry of Irish clans and families | Grehan, John | Monograph or Collective Volume | Gill & Macmillan | 1993 |
| Clans and families of Ireland : the heritage and heraldry of Irish clans and families | | Monograph or Collective Volume | Gill & Macmillan | 1993 |
| Class, criminality and marriage breakdown in post-Independence Ireland | McGowan, Deirdre | Article in Book | | 2017 |
| Cleamhnais idir clann Uí Néill agus clann Uí Dhomhnaill c.1550-1660 | Meehan, Helen | Article in Journal | | 2015 |
| Cleití gé ón mBlascaod Mór | Ó Criomhthain, SeánÓ Criomhthain, TomásÓ Fiannachta, Pádraig | Monograph or Collective Volume | An Sagart | 1997 |
| Clinton records | | Article in Journal | | 1951 |
| Cloghrennan and the Butlers | Fitzmaurice, S. A. | Article in Journal | | 1966 |
| Clonbalt House | McGee, Tom | Article in Journal | | 2013 |
| Clonmel and the Dukes of Ormonde : deference, defiance and independence | Barnard, T. C. (Toby Christopher) | Article in Journal | | 2007 |
| Cnoc Diolun : a genealogical survey of the Dillon family in Ireland | Dillon, Gerard | Article in Journal | | 1955 |
| Cnocán an Phaoraigh Uachtarach agus Ráth na mBiríneach | Mac Craith, NioclásÓ Gríobhtháin, Nioclás | Article in Journal | | 2002 |
| Co. Donegal sept heraldry | O'Kelly De Conejera, Patrick | Article in Journal | | 1976 |
| Co. Westmeath | Anonymous | Article in Journal | | 1990 |
| Coach-building in Coleraine|Over to you [additional material] | Cunningham, Jennifer | Article in Journal | | 2016 |
| Coarbs and erenaghs of Co. Donegal | Ó Gallachair, Pádraig | Article in Journal | | 1960 |
| Coats of Arms and the Bellew family | Bellew, Séamus | Article in Journal | | 2004 |
| Coca-cola (the Callan connection) | Kennedy, Joseph | Article in Journal | | 1991 |
| Coitrigh Cho. Chorcaighe | Ó hÉaluighte, Diarmuid | Article in Journal | | 1946 |
| Cold Case - solved! | Kinsella, John | Article in Journal | | 2005 |
| Coleraine marriages extracted from 18th century newspapers [&] Coleraine deaths extracted from 18th century newspapers | Gilmore, George | Article in Journal | | 2011 |
| Colla Dubh Mac Mahon, his ancestors and descendants | Ó Mórdha, P. | Article in Journal | | 1974 |
| Collen : 200 years of building and civil engineering in Ireland : a history of the Collen family business | Walsh, John | Monograph or Collective Volume | Lilliput Press | 2010 |
| Colonel Burnaby | O'Brien, Eamon | Article in Journal | | 1992 |
| Colonel Richard Grace | Langrishe, Henry | Article in Journal | | 1954 |
| Colonel Walter Butler | Butler, Hubert | Article in Journal | | 1977 |
| Comercio y familia en el Espana pre-industrial : redes y estrategias de immigrantes irlandeses en el Cadiz del siglo XVIII | Fernández Pérez, Paloma | Article in Book | | 2000 |
| Common ground : a turbulent decade in the lives of three American families | Lukas, Anthony J. | Monograph or Collective Volume | Knopf | 1985 |
| Concerning mountains and molehills | O'Sullivan, Patrick | Article in Journal | | 1996 |
| Concerning the Irish Montgomerys | Anonymous | Article in Journal | | 1907 |
| Condon | Condon, Mae Bissingar | Monograph or Collective Volume | The author | 1982 |
| Conn O'Neill of Kilskeery | Ó Doibhlin, Éamon | Article in Journal | | 1967 |
| Connections between the landed communities of Munster and South Wales, c. 1668-1780 | Jenkins, Philip | Article in Journal | | 1979 |
| Conquered lands : MacNamaras' Clare | Moloney, Lorna | Article in Journal | | 2005 |
| Constructing an immigrant profile : using statistics to identify Famine immigrants in Toledo, Ohio, 1850-1900 | Donlon, Regina | Article in Book | | 2016 |
| Contending neighbours : society in Fingal, 1603-60 | Ní Mhurchadha, Maighréad M. B. | Thesis | | 2002 |
| Contentious kinship : the penumbra of established kinship in medieval Irish law | Ní Chonaill, Bronagh | Article in Book | | 2011 |
| Contraception, moral panic and social change in Ireland, 1969-79 | Girvin, Brian | Article in Journal | | 2008 |
| Corke Abbey : aspects of its history | Mahony, Nancy | Article in Journal | | 1986 |
| Cottage to créche : family change in Ireland | Kennedy, Finola | Monograph or Collective Volume | Institute of Public Administration | 2001 |
| Counsellor Terence MacDonagh (d. 1713) : part 2, some collateral descendants | MacDonagh, J. C. T. | Article in Journal | | 1948 |
| Count Florimond de Basterot, his ancestors - his Irish connections and his contribution to the Irish literary revival | Germaine-Dolan, Mona | Article in Journal | | 1998 |
| Counting board, altar and vista : the Bradys and Inisfada | Harmond, Richard | Article in Journal | | 1987 |
| County Armagh householders 1664-1665 | Paterson, T. G. F. | Article in Journal | | 1958 |
| County Cork families 1635-8, 1638-57 | Collins, John T. | Article in Journal | | 1962 |
| County Cork families, 1630-1635 | Collins, J. T. | Article in Journal | | 1961 |
| County Down pedigree : or how one Scotsman discovered his Ulster roots | Watson, Harry | Article in Journal | | 1989 |
| County Galway : Tuam family roots : exploring family origins in Tuam | Farrell, Noel | Monograph or Collective Volume | Noel Farrell | 2004 |
| County Kerry past and present : a handbook to the local and family history of the county | King, Jeremiah | Monograph or Collective Volume | Mercier Press | 1986 |
| County Louth records | | Article in Journal | | 1939 |
| County Wicklow : Arklow town family roots : exploring family origins in Arklow towns | | Monograph or Collective Volume | Noel Farrell | 1998 |
| Courtesy of Jacko : Growing up in Harold's Cross in the 1960's | Curtis, Joe | Monograph or Collective Volume | First Return Press | 2018 |
| Cradle of the middle class : the family in Oneida County, New York, 1790-1865 | Ryan, Mary | Monograph or Collective Volume | # | 1981 |
| Críoch Branach : the O'Byrnes and their country | Nicholls, K. W. (Kenneth W.) | Article in Journal | | 1998 |
| Cromwell's revenge : a true story | McLoughlin, Peter | Monograph or Collective Volume | Mercier Press | 2004 |
| Crone of Co. Cork | De Breffny, Brian | Article in Journal | | 1969 |
| Crummey v Ireland | Crummey, FrankStopper, Anne | Monograph or Collective Volume | Londubh Books | 2010 |
| Cúcoigcríche Ó Cléirigh | Ó Lochlainn, Colm, 1892-1972 | Article in Journal | | 1941 |
| Cúig Bhaile Fearainn | Mac Craith, NioclásÓ Gríobhtháin, Nioclás | Article in Journal | | 2005 |
| Cullenagh and Ballyknocken memories | Grace, Judith, 1944- | Monograph or Collective Volume | Arderin Publishing | 2009 |
| Cultúr agus an stát | Ó Síocháin, Séamus | Article in Book | | 1982 |
| Culture, carnality and cash:the Florentine adventures of John George Adair | Blair, Raymond | Article in Journal | | 2014 |
| Curran and his kinsfolk | Welply, W. H. | Article in Journal | | 1949 |
| D'Esterre of Rossmanagher | Colley, E. F. H. | Article in Journal | | 1979 |
| D'Israeli School, Rathvilly | Quane, Michael | Article in Journal | | 1948 |
| Dál Cais - church and dynasty | Ó Corráin, Donnchadh | Article in Journal | | 1973 |
| Dallas of Hollyhill | Dallas, George | Article in Journal | | 1992 |
| Daly of Raford | Dillon, James N. | Article in Book | | 2000 |
| Dangerous liasons | Deane, Marion | Article in Journal | | 2009 |
| Daniel O'Conor Sligo : his family and his times | Petrie, Charles, Sir | Monograph or Collective Volume | National University of Ireland | 1959 |
| Darcy of Platten, 2 | Barnwell, S. B. | Article in Journal | | 1984 |
| Dark and light : the story of the Guinness family | Wilson, Derek A. | Monograph or Collective Volume | Weidenfeld and Nicolson | 1998 |
| Daughter of Derry (as told by Margie Bernard) | Makowski, Brigid Sheila | Monograph or Collective Volume | Pluto | 1989 |
| David Clarke : destiny and dynasty | Griffin, Fiana | Article in Journal | | 2007 |
| David Digues La Touche, banker, and a few of his descendants | Fraser, A. M. | Article in Journal | | 1943 |
| Davistown and the Davies family | Herlihy, Jim | Article in Journal | | 1993 |
| Dawson Street and the Dawson family | Campion, M. | Article in Journal | | 1962 |
| Dean Swift and the Butlers | Butler, T. R. Fitzwalter | Article in Journal | | 1971 |
| Dear son if you are my son | Flatman, Richard | Article in Journal | | 1988 |
| Dear uncle : immigrant letters to Antrim from the U.S.A., 1843-1852 : the Kerr letters with accompanying notes on their background | | Monograph or Collective Volume | Antrim & District Historical Society | 1991 |
| Death and burial in Ireland’s early medieval ‘Cities of God’ : new insights into early ecclesiastical burial practices in light of the emerging archaeological evidence | Harney, Lorcan | Article in Journal | | 2018 |
| Death and dying in Ireland, Britain and Europe : historical perspectives | | Monograph or Collective Volume | Irish Academic Press | 2013 |
| Death and the Irish : a miscellany | | Monograph or Collective Volume | Wordwell | 2016 |
| Death customs in rural Ireland : traditional funerary rites in the Irish midlands | Ridge, Anne | Monograph or Collective Volume | Arlen House | 2009 |
| Death education : knowledge, attitudes, and perspectives of Irish parents and teachers | Barry, Margaret M.McGovern, Marguerita | Article in Journal | | 2000 |
| Death notices and obituaries in provincial Irish newspapers, 1820-1900 | Breathnach, CiaraButler, David | Article in Book | | 2013 |
| Debate on control of importation, sale and manufacture of contraceptives bill, 11 July 1974 | Thornley, David | Article in Book | | 2008 |
| Decline of breastfeeding in early twentieth-century Ireland : impact of medical policy and practice, 1900-1920 | Kruse, Jutta | Article in Book | | 2018 |
| Decline of the English musician, 1788-1888 : a Family of English Musicians in Ireland, England, Mauritius and Australia | Beedell, A. V. | Monograph or Collective Volume | | 1992 |
| Deeds, valuations, Dundalk Democrat Record, Ireland for Patrick McCarchir 1616 and further other persons/Car(R)A(G)Her to 1906 | Wilson, Maureen | Article in Journal | | 1984 |
| Denis Sheridan and some of his descendants | Simms, J. G. (John Gerald) | Article in Journal | | 1975 |
| Dermod Moyle McCarthy of Carbery | Collins, John T. | Article in Journal | | 1951 |
| Dermot O'Connor's blazons and Irish heraldic terminology | Williams, N. J. A. | Article in Journal | | 1990 |
| Desart Court and its occupants | Mauresceaux, G. | Article in Journal | | 1974 |
| Descent of the Mahons of Cavetown, Co. Roscommon | Webster, Gillian | Article in Journal | | 1990 |
| Designated centres in Ireland | Irish Family History Foundation | Article in Journal | | 1990 |
| Desmond before the Norman invasion : a political study | Jefferies, Henry A. | Article in Journal | | 1984 |
| Dev, Lady Chatterley and me : a 60s suburban childhood | Flanagan, Maeve | Monograph or Collective Volume | Marino | 1998 |
| Devereux of Ballymagir and Adamstown | Jeffery, William H. | Article in Journal | | 1970 |
| Devonsher of Co. Cork | Ffolliott, Rosemary | Article in Journal | | 1984 |
| Diarmaid Mac Carthaigh, King of Cork (d. 1185) | Ó Riain-Raedel, Dagmar | Article in Journal | | 1985 |
| Diarmaid Mac Chearbhaill, rígh Éireann, 538-558 A.D. | | Monograph or Collective Volume | Oifig an tSoláthair | 1950 |
| Diarmaid Mac Murchadha, king of Leinster | Curran, Denis J. | Thesis | | 1966 |
| Diary of a Voyage on H.M.S. Himalaya from Portsmouth to Hong Kong | Flanigan, AlexanderPue, BobWalker, Doreen | Article in Journal | | 2010 |
| Did the Catholics always have larger families? : religion, wealth and fertility in rural Ulster before 1911 | Ó Gráda, Cormac | Monograph or Collective Volume | | 1984 |
| Did Ulster Catholics always have larger families? | Ó Gráda, Cormac | Article in Journal | | 1985 |
| Dill worthies | Dill, James ReidDunlop, Eull | Monograph or Collective Volume | Braid Books|Moyola Books | 1992 |
| Discriminant analysis and the delineation of household structure : toward a solution to the boarder/relative problem on the 1871 Canadian census | Doucet, Michael J. | Article in Journal | | 1977 |
| Disinheritance in an Irish-American family | Page, Carole | Article in Journal | | 1971 |
| Distinguished members of a Carlow family from Orchard, Leighlinbridge | Anonymous | Article in Journal | | 1997 |
| Distribution of Waldrons in mid-nineteenth-century Ireland | Waldron, Paul | Article in Journal | | 1996 |
| Distribution, function and architecture | Mac Aodha, Breandán | Article in Book | | 1991 |
| Distributional study of family names | Turner, Brian | Article in Journal | | 1983 |
| Divergent paths : family histories of Irish emigrants in Britain, 1820-1920 | Herson, John | Monograph or Collective Volume | Manchester UP | 2015 |
| Dixon of Castlebridge, Co. Wexford | Goodall, David | Article in Journal | | 1984 |
| Doctors Donnell and James Neylond and the O'Briens of Thomond 1530-1599 | Ó Dálaigh, Brian | Article in Journal | | 1991 |
| Documentary sources for the Butlers of Grallagh and Boytonrath in Co. Tipperary in the 16th and 17th centuries : a calendar of documents copied into the Blake Butler vol II (unpublished) | | Article in Journal | | 1994 |
| Documents and sources : Ulster migrants in an age of rebellion : the Crocketts of Raphoe | Doyle, DavidMiller, Kerby A. | Article in Journal | | 1995 |
| Documents from the Thomond Papers at Petworth House Archive [with index] | | Article in Journal | | 2011 |
| Dogs in the picture : restoring the queer history of the Irish family | Moulton, Mo | Article in Journal | | 2024 |
| Domhnach Mór, 5 : The Cromwellian settlement and its aftermath | Ó Doibhlín, A. É. | Article in Journal | | 1961 |
| Dominick Lynch and his family | Anonymous | Article in Journal | | 1907 |
| Don Bernardo O'Neill of Aughnacloy, Co. Tyrone | Walsh, Micheline Kerney | Article in Journal | | 1982 |
| Don Jorge Rian of Inch, Co. Tipperary (1748-1805) | Condon, James | Article in Journal | | 1986 |
| Donadea and the Aylmer family | Sherlock, W. | Article in Journal | | 1902 |
| Donagh Moyle McCarthy of Phale | Collins, John T. | Article in Journal | | 1950 |
| Donaghadee and the white slave trade in Pennsylvania | Harvey, Kenneth C. | Article in Journal | | 1999 |
| Donaghmore churchyard, Navan | French, Noel E. | Article in Journal | | 1997 |
| Donegal town, Inver and Mountcharles family roots : exploring family origins in Mount Charles, Inver and Donegal town | | Monograph or Collective Volume | Noel Farrell | 1998 |
| Doneraile Park : an historical note | Crowley, Seamus | Article in Journal | | 1983 |
| Donlon family history 1988 | Ó Domhnalláin, Tomás | Article in Journal | | 2003 |
| Donough O'Brien, fourth earl of Thomond | Maher, Peter | Article in Journal | | 1984 |
| Don’t die in Autumn : the magic and madness of a life for the birds | Dempsey, Eric | Monograph or Collective Volume | Gill & Macmillan | 2015 |
| Dooley : a family memoir | O'Brien, Kevin | Monograph or Collective Volume | Hero Books | 2022 |
| Dorothy Parsons of Birr : writing, networks, identity, 1640–1670 | Clarke, Danielle | Article in Journal | | 2022 |
| Dowdall deeds | | Monograph or Collective Volume | The Stationery Office [for the Irish Manuscripts Commission] | 1960 |
| Dr Callan family papers | McLaughlin, Patrick J. | Article in Journal | | 1969 |
| Dr Edward James MacFlynn, G.P. Dungiven, 1944-1985 | MacFlynn, Rory | Article in Journal | | 2007 |
| Dr. Thomas Addis Emmet buried in Glasnevin cemetery in Dublin | Hassett, William | Article in Journal | | 1922 |
| Drama and disappointment : the Lady Kennaway girls | Tankard, K. P. T. | Article in Book | | 1992 |
| Drewsboro | O'Gorman, Michael | Article in Journal | | 1989 |
| Dromaneen Castle, an O'Callaghan stronghold | Power, Denis | Article in Journal | | 1999 |
| Dromoland wives | Weir, Grania R. | Article in Journal | | 1989 |
| Dromore Castle | Guiry, Ned | Article in Journal | | 1987 |
| Drumcovitt House | Sloan, FlorenceSloan, Frank | Article in Journal | | 2004 |
| Drumnasole | Irvine, James | Article in Journal | | 1983 |
| Dublin documentary | Kinsella, Thomas E. | Monograph or Collective Volume | O'Brien Press | 2006 |
| Dublin Public Libraries. Directory of local and family history societies in the Dublin area | Anonymous | Monograph or Collective Volume | Dublin Public Libraries | 1990 |
| Dublin's merchant-quaker : Anthony Sharp and the community of Friends, 1643-1707 | Greaves, Richard L. | Monograph or Collective Volume | Stanford University Press | 1998 |
| Dublin's poor children in transitional Ireland : disease, agents of change ... and flies | Milne, Ida | Article in Book | | 2018 |
| Dublin's Victorian Houses | Daly, MaryHearn, MonaPearson, Peter | Monograph or Collective Volume | A.& A. Farmar | 1998 |
| Duggans of Galway - their ancient origins | Duggan, Eugene | Article in Journal | | 1998 |
| Duncannon : reformer and reconciler, 1781-1847 | Howell-Thomas, Dorothy | Monograph or Collective Volume | Michael Russell | 1992 |
| Dungan heraldry: a monograph | Dungan, Thomas P. | Monograph or Collective Volume | The author | 2014 |
| Dunne : people and places | Dunne, Joe | Monograph or Collective Volume | Ballinakella | 1996 |
| Dwelling(s) in Nineteenth-Century Ireland | Laird, HeatherRoszman, Jay R. | Article in Book | | 2023 |
| Dwyers of Cork : a family business and a business family | Leland, Mary | Monograph or Collective Volume | Ted Dwyer | 2008 |
| Dying the good death : wake and funeral customs in County Tyrone | Cashman, Ray | Article in Journal | | 2006 |
| Dynastic conflict in medieval Donegal, AD 800-1400 | Ó Canann, Tomás G. | Article in Book | | 2013 |
| Eamon de Valera's paternity | McCarthy, Tony | Article in Journal | | 1999 |
| Earl of Clare, mainspring of the Union | Fitzgibbon, Elliot | Monograph or Collective Volume | Research Pubg. Co. | 1960 |
| Early history of the McGettigan sept | McGettigan, Darren | Article in Journal | | 1990 |
| Early Irish kinship : the legal structure of the agnatic descent group | Patterson, Nerys | Monograph or Collective Volume | [s.n.] | 1988 |
| Early medieval burial on Tara - fact or fiction? | O'Brien, Elizabeth | Article in Book | | 2013 |
| Early medieval Ireland, 400-1200 | Ó Cróinín, Dáibhí | Monograph or Collective Volume | Routledge | 2017 |
| Early medieval Ireland, 400-1200 | Ó Cróinín, Dáibhí | Monograph or Collective Volume | Longman | 1995 |
| Early nineteenth-century schools in Ireland | Purcell, Margaret | Article in Journal | | 2005 |
| Early years | Burgess, Eleanor | Article in Book | | 2003 |
| Economic status, religion, and demography in an Ulster town in the early twentieth century | Gráda, Cormac | Article in Journal | | 2008 |
| Eden halt : an Antrim memoir | Skelton, Ross | Monograph or Collective Volume | Lilliput Press | 2013 |
| Edmund Burke and his kinsfolk in the Blackwater valley as seen through his letters | Coughlan, A. J.O'Reilly, F. D. | Article in Journal | | 1994 |
| Edmund Butler, archbishop of Cashel (1524-51) and the Reformation | O'Donnell, Augustine | Article in Journal | | 1963 |
| Educating the child in enlightenment Britain : beliefs, cultures, practices | | Monograph or Collective Volume | Ashgate | 2009 |
| Edward Cooney and the Cooneyites | Shields, Norman | Article in Journal | | 2001 |
| Edward II | Phillips, J.R.S. (John Roland Seymour) | Monograph or Collective Volume | Yale University | 2010 |
| Edward Roche of Garrylough, his ancestors, his descendents and his neglected address 'to the people of Ireland' | Williams, Tom | Article in Journal | | 1998 |
| Edwardian Belfast : marriage, fertility and religion in 1911 | Kennedy, Liam, 1946-Manfredini, MatteoPozzi, Lucia, | Article in Book | | 2013 |
| Eleanor of Castile and the countess Margaret of Ulster : an essay on a possible kinship | Parsons, John Carmi | Article in Journal | | 1982 |
| Eleanor, Countess of Desmond, c.1545-1638 | Chambers, Anne | Monograph or Collective Volume | Wolfhound | 1986 |
| Elite women in ascendancy Ireland, 1690-1745 : imitation and innovation | Wilson, Rachel | Monograph or Collective Volume | Boydell | 2015 |
| Elizabeth Bowen, Bowen's Court and imagining the Irish gentry | d'Alton, Ian | Article in Journal | | 2023 |
| Elizabeth, Lady Thurles (1588-1673) | Mansfield, Brocard | Article in Journal | | 1987 |
| Ellen Reilly 1838-1916 | Conroy, Jean | Article in Journal | | 1994 |
| Emanuell Ley, and the Leyer Lee family of Tyrone, Monaghan, and Cavan | Lee, Enda | Article in Journal | | 1998 |
| Embedding the Family in the Irish Constitution | Mohr, Thomas | Article in Book | | 2017 |
| Emigrants' story : from Shanballymore to Fall River, Mass., U.S.A. | Andrews, Jean Fitzgerald | Article in Journal | | 1988 |
| Emigration - a better life? : the Kapunda disaster | Whittley, Trevor | Article in Journal | | 1999 |
| Emily, Duchess of Leinster, 1731-1814 : a study of her life and times | Fitzgerald, Brian | Monograph or Collective Volume | Staples P. | 1949 |
| Eminent Victorians : the Forsters of Burley-in-Wharfedale | Warwick, DennisWarwick, Margaret | Monograph or Collective Volume | Burley-in-Wharfedale Local History Group | 1994 |
| Enfances Dublinoises | Jeffares, Norman | Article in Book | | 1991 |
| Engaging with prehistoric life and death : the changing relationship of the living and the dead over the course of Irish prehistory | Cooney, Gabriel | Article in Book | | 2013 |
| Englefield, Roper and Wildman (Wileman) families 17th century | Reynolds, Henry Fitzgerald | Article in Journal | | 1941 |
| English action, Irish reaction: the MacMurrough Kavanaghs, government policy and changes in landownership, 1530s-1630s | Moore, Donal Martin | Thesis | | 1985 |
| English countess, Irish earl : the social world of Frances, Countess of Clanricard, 1567-1632 | Cunningham, Bernadette | Monograph or Collective Volume | Four Courts Press | 2026 |
| English genealogy. | Wagner, Anthony Richard, Sir | Monograph or Collective Volume | NA | 1972 |
| English Marcher lineages in south Dublin in the late middle ages | Maginn, Christopher | Article in Journal | | 2004 |
| English records for Irish family history | Gandy, Michael | Article in Journal | | 1998 |
| Entries from the Cathrew family Bible | Davidson, Norris | Article in Journal | | 1978 |
| Entries from the family Bible of James Hyde of the town of Longford | Hyde, James | Article in Journal | | 1970 |
| Entries from the family Bible of John Davidson of Co. Down | Davidson, Jennifer | Article in Journal | | 1976 |
| Entries from the family Bible of John Smith of Dorset St., Dublin | Woods, Tempe C. | Article in Journal | | 1974 |
| Entries from the family Bible of Joshua Porter Conway | Conway, O. P. M. | Article in Journal | | 1974 |
| Entries from the family Bible of P. J. McNulty | Davidson, Norris | Article in Journal | | 1978 |
| Entries from the family Bible of William Yeates of Haystown, Co. Dublin | Yeates, Mason | Article in Journal | | 1975 |
| Entries from the McDermott and Rees family Bible | Forbes, Joan | Article in Journal | | 1970 |
| Entries in a family diary | Byrne, Declan | Article in Journal | | 1998 |
| Eoin O'Mahony : keeper of the racial memory | O'Mahony, Peter Tynan | Article in Journal | | 1980 |
| Erin's blood royal : the Gaelic noble dynasties of Ireland | Ellis, Peter Berresford, 1943- | Monograph or Collective Volume | Constable | 1999 |
| Erskine Childers : Boston connection | Wilkinson, Burke | Article in Journal | | 1977 |
| Erskine Mayne : the rise and fall of a famous Belfast bookselling dynasty | Gore, David | Article in Journal | | 1996 |
| Estate management practices on the Wentworth-Fitzwilliam core estates of Ireland and Yorkshire: a comparative study, 1815-65 | Byrne, Fidelma M. | Thesis | | 2017 |
| Estate records as a source for family history | Fitzsimons, Fiona | Article in Journal | | 2015 |
| Estate records as sources for genealogical/local history | Hood, Susan | Article in Journal | | 1998 |
| Ethnic differences in farm family land transfers | Salamon, Sonya | Article in Journal | | 1980 |
| Eugenics in Ireland : the Belfast Eugenics Society, 1911-1915 | Jones, Greta | Article in Journal | | 1992 |
| Everyday life | Drain, DeirdreMurphy, EileenO'Reilly, RoisinWhite, Jessica | Article in Book | | 2022 |
| Evidence in folklore for Irish family history | Fitzsimons, Fiona | Article in Journal | | 2022 |
| Excavation of a Middle Bronze Age settlement site at Knockhouse Lower, Co. Waterford | Brindley, AnnaJohnston, PennyRichardson, Áine | Article in Journal | | 2007 |
| Excerpts from A Soldier's Diary (1940 - 1945) | Kirkpatrick, Diana | Article in Journal | | 2009 |
| Exploring family origins and old Cavan town | Farrell, Noel | Monograph or Collective Volume | Harry Farrell | 1992 |
| Exploring family origins and old Longford town | | Monograph or Collective Volume | Longford Leader | 1990 |
| Exploring transnational and diasporic families through the Irish emigration database | Fitzgerald, Patrick | Article in Journal | | 2008 |
| Extract from family Bible | Shepherd, Abigail | Article in Journal | | 2000 |
| Extracts - U.S.A. | Miller, David | Article in Journal | | 1984 |
| Extracts from the diary of James Gibbons 1932-1947 | Gibbons, James | Article in Journal | | 2000 |
| Faith, family and fortune : the structures of everyday life in early modern Cavan | Gillespie, Raymond | Article in Book | | 1995 |
| Familial feud in early modern Meath | Tuite, Fionnán | Article in Book | | 2006 |
| Families are "sometimes ... the best at a distance": sisters and sisters-in-law at Nostell Priory, West Yorkshire | Bristol, Kerry | Article in Book | | 2018 |
| Families at war : voices from the troubles | Taylor, Peter, 1942- | Monograph or Collective Volume | BBC Books | 1989 |
| Families of Ballyrashane : a district of Northern Ireland | Mullin, T. H. | Monograph or Collective Volume | News Letter Printing Co. | 1969 |
| Families of Co. Wexford | Murphy, Hilary | Monograph or Collective Volume | Geography Publications | 1986 |
| Families of Daly in Galway with tabular pedigrees | Blake, Martin J. | Article in Journal | | 1924 |
| Families of Inishbofin Island | Anonymous | Article in Journal | | 1993 |
| Families of medieval Clones | Ó Dufaigh, Seosamh | Article in Journal | | 1959 |
| Families of Newlands Co. Dublin | Dowling, Eamonn | Monograph or Collective Volume | Genealogical Society of Ireland | 2001 |
| Families of the great houses of the Shore Road | Graham, Richard | Article in Journal | | 1995 |
| Family album | Fetridge, Harrison | Article in Journal | | 1996 |
| Family and community in Ireland | Arensberg, Conrad M.Kimball, T. | Monograph or Collective Volume | Harvard University Press | 1940 |
| Family and community in Ireland | Arensberg, Conrad M.Byrne, AnneKimball, T.Ricca, EdmondsonVarley, Tony | Monograph or Collective Volume | Clasp | 2001 |
| Family and farm in pre-famine Ireland : the parish of Killashandra | O'Neill, Kevin | Monograph or Collective Volume | University of Wisconsin Press | 1984 |
| Family and finances in fifteenth-century Dublin | Seale, Yvonne | Article in Journal | | 2014 |
| Family and fortune in Kate O'Brien's Limerick | Logan, John | Article in Book | | 1994 |
| Family and household in Ireland | Fahey, Tony | Article in Book | | 1995 |
| Family and labor in eighteenth-century Irish America | Ridner, Judith | Article in Book | | 2024 |
| Family and servants. Critical links in the eighteenth-century chain to the Delaware Valley | Wokeck, Marianne Sophia | Article in Journal | | 2002 |
| Family descended, U. S. A., from Matthew Carraher, Co. Monaghan and his wife Alice McNally | Carraher, IreneCarraher, Richard M. | Article in Journal | | 1992 |
| Family formation in a colonial city : Londonderry 1650-1750 | Thomas, C. | Article in Journal | | 2000 |
| Family histories of the Irish Revolution | | Monograph or Collective Volume | Open Air (Four Courts Press) | 2018 |
| Family history & identity. The march of a nation | Keogh, Raymond | Article in Journal | | 2010 |
| Family history and memory in Irish immigrant families | Herson, John | Article in Book | | 2006 |
| Family history and the history of the family | Aldrich, Richard | Article in Book | | 2004 |
| Family history of the Donnelly and Crushells of Belmont, Co. Galway, Ireland | | Monograph or Collective Volume | James J. Donnelly | 1991 |
| Family history research in Co. Kildare | Reid, Noel | Article in Journal | | 1990 |
| Family industry in Enniscorthy | Walsh, D. | Monograph or Collective Volume | The author | 1983 |
| Family life | Kennedy, Finola | Article in Book | | 1998 |
| Family life in the Old Claddagh | O'Dowd, Peadar | Article in Journal | | 1994 |
| Family lore - the key to Pandora's box | Geraghty, Damian | Article in Journal | | 1998 |
| Family Memories of the 1914 - 1924 Period: A Talk to the Foxrock Local History Club, in the Foxtrot Parish Pastoral Centre, on Tuesday, 10 March 2020 | Foxrock Local History Club | Monograph or Collective Volume | Foxrock Local History Club | 2021 |
| Family names : notes and queries on Derry's top ten | Turner, Brian | Article in Journal | | 1990 |
| Family names in the Glens of Antrim | Turner, Brian S. | Thesis | | 1974 |
| Family of Mary Catherine Caraher and Bernard Woods, Keady | Woods J. Oliver | Article in Journal | | 1987 |
| Family patterns and kinship from the 1901 census returns - a case study | Hanna, Karen | Article in Journal | | 1996 |
| Family secrets : William Butler Yeats and his relatives | Murphy, William | Monograph or Collective Volume | Gill & Macmillan | 1995 |
| Family stories, public silence : Irish identity construction amongst the second-generation Irish in England | Bradley, Joseph M.Hickman, Mary J.Morgan, SarahWalter, Bronwen | Article in Journal | | 2002 |
| Family tracings and public records | Ó Maidín, Pádraig | Article in Journal | | 1981 |
| Family witness | Granier, Mark | Article in Journal | | 2009 |
| Family, community and religion | Collins, BrendaThomas, TerryTiller, Kate | Article in Book | | 1994 |
| Family, leisure, and the arts : aspects of the culture of the aristocracy of Ulster, 1870-1925 | McHugh, Devon | Thesis | | |
| Family, lordship and service : the Courcys in the eleventh and twelth centuries | Flanders, Steven | Thesis | | 2005 |
| Far-seeing gifts : Hubert Butler, 1900-1991 | McCormack, W. J. | Article in Journal | | 1991 |
| Farewell to Erin; oral histories of post war Irish music and migration | Goek, Sara | Thesis | | 2015 |
| Farm and skilled trades : some Scarrys of Moylough | Straney, Shirley Garton | Article in Journal | | 1998 |
| Farm succession in modern Ireland : elements of a theory of inheritance | Kennedy, Liam, 1946- | Article in Book | | 1999 |
| Farm succession in modern Ireland : elements of a theory of inheritance | Kennedy, Liam, 1946- | Article in Journal | | 1991 |
| Farrell clan : a brief history, | Farrell, Hugh | Monograph or Collective Volume | [s.n.] | 1993 |
| Fashioning childhood : gender, dress and childhood in Ireland, 1800-1860 | Hatfield, Mary | Article in Book | | 2018 |
| Father and son : a story of contrasts [Conor and Donough O'Brien of Leamaneh] | O'Reilly, Una | Article in Journal | | 1980 |
| Father Luke Wadding and St Isidore's College, Rome : biographical and historical note and documents | Cleary, Gregory | Monograph or Collective Volume | | 1925 |
| Fennessy of the county Tipperary : chronicle of an Irish family | Fennessy, Richard J. | Monograph or Collective Volume | Gateway | 1999 |
| Ferns marriage licences | Stanley-Torney, Henry C. | Article in Journal | | 1921 |
| Ferns marriage licences | Stanley-Torney, Henry C. | Article in Journal | | 1928 |
| Fertility and family planning in Northern Ireland | Compton, P.Coward, John | Monograph or Collective Volume | [s.n.] | 1989 |
| Fertility decline in Scotland, England and Wales, and Ireland : comparisons from the 1911 Census of Fertility | Anderson, Michael, 1942- | Article in Journal | | 1998 |
| Feudal warlords : the Knights of Glencorbry | MacCotter, PaulNicholls, K. W. (Kenneth W.), | Article in Book | | 2009 |
| Ffolliott of Co. Cork | Ffolliott, Rosemary | Article in Journal | | 1985 |
| Final notes on the O'Connells of Derrynane | Bary, Valerie | Article in Journal | | 2012 |
| Finding connections | Kavanagh, P. J. | Monograph or Collective Volume | Hutchinson | 1990 |
| Finding our Codys in Callan and related families | Hanley, KateHanley, Pete | Article in Book | | 2007 |
| Finucane of Co. Clare | Mott, George | Article in Journal | | 1969 |
| Fitzpatricks of Ossory | Lyng, T. | Article in Journal | | 1981 |
| Five generations of Butlers in Yorkshire | Butler, David J. | Article in Journal | | 2012 |
| Five women of Monksgrange | Bull, Philip | Article in Book | | 2018 |
| Flaithrí, Firbisigh and Maoilechlainn : three Uí Mhaoil Chonaire brothers in the late sixteenth and early seventeenth centuries | Hazard, Benjamin | Article in Book | | 2015 |
| Flannery : Irish origins and world-wide progress | Flannery, Clan | Monograph or Collective Volume | Flannery, Clan | 2000 |
| Flax in August | Duffy, Michael J. | Article in Journal | | 1987 |
| Fleming and Conyngham of Slane | Trench, C. E. F. | Article in Journal | | 1982 |
| Flemings and Reeves of county Cork | Fleming, Lionel | Monograph or Collective Volume | Fleming | 1973 |
| Flesk Castle | Bary, Valerie | Article in Journal | | 1994 |
| Florence and Josephine O'Donoghue's War of Independence : a destiny that shapes our ends | O'Donoghue, Florence, 1895-1967 | Monograph or Collective Volume | Irish Academic Press | 2006 |
| Florence Nightingale and her Irish connections | Lysaght, Moira | Article in Journal | | 1977 |
| Following in the footsteps of the four famous Flannerys : a walk across Ireland from coast to coast including the Royal Canal Way | Mulligan, John | Monograph or Collective Volume | Connaght Telegraph | 2006 |
| Food and drink at Irish weddings and wakes | Sexton, Regina | Article in Book | | 2002 |
| For the poor and for the gentry : Mary Healy remembers her life | Healy, Mary, 1912- | Monograph or Collective Volume | Geography Publications | 1989 |
| Foreword (on Hubert Butler 1900-91) | Burgess, Eleanor | Article in Journal | | 1991 |
| Forflissa/Forbflaith/Hvarflod | Sellar, D. | Article in Book | | 2004 |
| Forgetting frolic : marriage traditions in Ireland | Ballard, Linda-May | Monograph or Collective Volume | Institute of Irish Studies, Queen's University Belfast|Folklore Soc. | 1998 |
| Forthill graveyard | Fás Galway Family History Project | Monograph or Collective Volume | Fás Galway Family History Project | 1992 |
| Fortitude and prudence : notes on the Mac Egans of Ormond | Eagan, Thomas F. | Article in Journal | | 2016 |
| Fortune's daughters : the extravagant lives of the Jerome sisters - Jennie Churchill, Clara Frewen and Leonie Leslie | Kehoe, Elisabeth | Monograph or Collective Volume | Atlantic | 2004 |
| Forty years on | Kenny, Mary | Article in Book | | 2012 |
| Fosterage in medieval Ireland | Henchy, James | Article in Journal | | 1946 |
| Fosterage in medieval Ireland : an emotional history | O'Donnell, Tom C. | Monograph or Collective Volume | Amsterdam University Press | 2020 |
| Four Irish pedigrees | Gray, Edward Stewart | Article in Journal | | 1946 |
| Fox's of Grafton Street 1881-1981 | Ferguson, Kenneth | Monograph or Collective Volume | James J. Fox & Co | 1981 |
| Fractured Irish and British families in western Australia : the Fairbridge family migration scheme, 1960-69 | Magee, Paula | Article in Journal | | 2009 |
| Fragments from Frascati : the story of one of Dublin's great houses and its families | Kennedy, Conan | Monograph or Collective Volume | Morrigan | 2012 |
| France, O Bruadair and Sir John Fitzgerald | Hartnett, Michael | Article in Journal | | 1989 |
| Fraternally yours : Roderic and Francis Burdett O'Connor | Geary, Laurence M. | Article in Journal | | 1990 |
| Frayne of Co. Wexford | Goodall, David | Article in Journal | | 1970 |
| Free passage : the reunion of Irish convicts and their families in Australia, 1788-1852 | McIntyre, Perry | Monograph or Collective Volume | Irish Academic Press | 2010 |
| French connections at Eden | McCartney, David James | Article in Journal | | 1995 |
| French sources of Butler genealogy | Pauchet, Louis V. | Article in Journal | | 1978 |
| From Cashel to Castle: Persistence and Change in the Gaelic West | Gibson, D. Blair | Article in Journal | | 2011 |
| From Cavan to Oklahoma | Lee, Enda | Article in Journal | | 2002 |
| From comfortable farms to mercantile commerce and cultural politics : the social origins and family connections of Thomas Francis Meagher | Mannion, John | Article in Journal | | 2003 |
| From County Kildare to India | Radigan, Thomas B. | Article in Journal | | 1997 |
| From Desertmartin to Phoenixville, the family of Henry McGuckin | McGuckin, J. H. | Article in Journal | | 1999 |
| From devotion to ambivalence : a study of four eclectic Knights | Donovan, Tom | Article in Book | | 2009 |
| From emigrant to Fenian : Patrick A. Collins and the Boston Irish | Kennedy, Lawrence W. | Article in Book | | 2016 |
| From Gaelic warlords to English country gentlemen, the O'Briens of Thomond, 1543-1741 | Ó Dálaigh, Brian | Article in Journal | | 2001 |
| From Gaelicised chieftains to Protestant gentry : the FitzGeralds of Glin in the eighteenth century | Byrne, Thomas J. | Article in Book | | 2009 |
| From Galway to Maine. The story of an immigrant family | Barker, Matthew J | Article in Journal | | 1996 |
| From heiress to widow in twelfth- and thirteenth-century Anglo-Norman Ireland: a study of conditions and rights of the heiresses and widows of the new nobility | Kenny, Gillian | Thesis | | 1997 |
| From Kedrah in Cahir, Co. Tipperary, to Kedrah in St John's, Newfoundland | Meagher, Margaret | Article in Journal | | 1998 |
| From landlords to genetics : the historical and modern story of the Trant Estate, Dovea, Thurles, Co. Tipperary | | Monograph or Collective Volume | Dovea Heritage | 2019 |
| From little acorns... | Penney, Ross | Article in Journal | | 1998 |
| From mayor of Dublin to barons of Scrine: the Mareward family in Ireland, c.1360–1564 | Jones, Randolph | Article in Book | | 2020 |
| From Mountshannon to Queensland | Logan, John | Article in Journal | | 1997 |
| From Normandy to Northern Ireland | Meehan, Helen | Article in Journal | | 1999 |
| From One Generation to Another 1839-1944 | Martindale, Hilda | Monograph or Collective Volume | | 1944 |
| From page and stone : ancestral records of Moylow, Co. Longford | Baxter, Luke | Monograph or Collective Volume | Moylow Cemetries Committee in Association with the Longford Historical Society | 1999 |
| From pogrom to Civil War : Tom Glennon and the Belfast IRA | Glennon, Kieran | Monograph or Collective Volume | Mercier | 2013 |
| From revolution to devolution : mapping the contemporary women's movement in Ireland | Connolly, Linda | Article in Book | | 1997 |
| From soldier to settler : the Welsh in Ireland, 1558-1641 | Morgan, Rhys | Thesis | | |
| From Strongbow to Piers and Margaret Butler: Kilkenny Castle in the middle ages | McEvoy, Elizabeth | Thesis | | 1998 |
| From the Mayo book of survey and distribution | McDonnell, Thomas | Article in Journal | | 1987 |
| From the Rock of Men to the Finger Lakes | Hall, Eileen | Article in Journal | | 1980 |
| From the rocks of Limerick to the rocks of Sydney | Ryan, Christopher | Article in Journal | | 1992 |
| From the shadow of his son : 'Honest Thomas Meagher' - the father of an Irish patriot | Broderick, Eugene | Article in Book | | 2006 |
| Fultons of the Lagan Valley in Ireland : with special reference to the family of Joseph Fulton of Killultagh House and a revision of the Fultons of Lisburn by Sir Theodore Hope | Fulton, J. Trevor | Monograph or Collective Volume | J. T. Fulton in association with Ulster Historical Foundation | 2009 |
| Fünf frauen an Engels Seite = Five women at Engels’ side | Gemkow, Heinrich | Article in Journal | | 1995 |
| Funge family | Funge, KieranFunge, PaulFunge, Séamus | Monograph or Collective Volume | Elo Publications | 1991 |
| Further comments on the Ó Gnímh family of Co. Antrim | Ó Cuív, Brian | Article in Journal | | 1996 |
| Further notes on Ormond material in National Library | Nicholls, K. W. (Kenneth W.) | Article in Journal | | 1977 |
| Gaelic genealogies of the Plunkets | Walsh, Paul, Revd, 1885-1941 | Article in Journal | | 1937 |
| Galway landlords and country houses | Walsh, Anne | Article in Journal | | 1989 |
| Galwey and Bowen families of County Cork and serendipitous data sources | Gallwey, Timothy J.Galwey, Andrew K. | Article in Journal | | 2017 |
| Garland of Urill : a sojourn in Tyrone | Garland, Roy | Article in Journal | | 2000 |
| Garryhinch House | D'Alton, Máirtín | Article in Journal | | 2008 |
| Gender and the Irish family, 1852-1922 | Murphy, Rachel | Article in Book | NA | 2023 |
| Gender, Ireland and cultural change : race, sex and nation | Meaney, Gerardine | Monograph or Collective Volume | Routledge | 2010 |
| Genealogical corner in action 1798 insurrection, Kavanaghs | Cavanagh, Cathal | Article in Journal | | 2006 |
| Genealogical tracts, I | | Monograph or Collective Volume | | 1932 |
| Genealogies in the Lowry family Bible | Williams, Margaret | Article in Journal | | 1982 |
| Genealogy | Nicholls, K. W. (Kenneth W.) | Article in Book | | 2000 |
| Genealogy : 'Annie's son' : Ann Carragher mother of Thomas James Fee : Tomás Ó Fiaich, archbishop of Armagh, created cardinal 30 June 1979 | Caraher Family History Society | Monograph or Collective Volume | Caraher Family History Society | 1991 |
| Genealogy : a rough guide | O'Herlihy, Jim | Article in Journal | | 1989 |
| Genealogy and tracing your family history | Sheane, Donald R. | Article in Journal | | 1990 |
| Genealogy and tracing your family history | Sheane, Donald | Article in Journal | | 1998 |
| Genealogy of a North Louth family | O'Mahony, C. | Article in Journal | | 1975 |
| Genealogy of O'Mahony : translation of a 15th century record | Nicholls, K. W. (Kenneth W.) | Article in Journal | | 1976 |
| George Casement and the United Irishmen | Davison, Rob | Article in Journal | | 1998 |
| George Dames Burtchaell | Slevin, Gerard | Article in Journal | | 1969 |
| George Rye (1685-1735), his family and an appreciation of his book : 'Considerations on Agriculture' | Collins, J. F. | Article in Journal | | 2001 |
| George Yeats : a not so reluctant writer | Saddlemyer, Ann | Article in Book | | 2016 |
| Gerald FitzGerald, loyal soldier and ambivalent rebel | Byrne, Thomas J. | Article in Book | | 2009 |
| Gerald Griffin's nieces | O'Donovan, Máire | Article in Journal | | 1940 |
| Getting to know grandad : a family perspective on Michael Davitt | Davitt, Thomas | Article in Book | | 2009 |
| Getting to know my great-great-grandfather Bernard Sheehan (1800-1868). Part I-II | Moorhead, Patricia | Article in Journal | | 2005 |
| Gheobhainnse bean sa Mhumhain... | Ó Corráin, Donnchadh | Article in Journal | | 1968 |
| Girseacha i ngéibheann : arna chóiriú ag Nollaig Ó Gadhra | Nic Giolla Easpaig, EibhlinNic Giolla Easpaig, Áine | Monograph or Collective Volume | Foilseachain Naisiunta Teo | 1986 |
| Glassealy and its tenants | Fitzgerald, Walter, Lord | Article in Journal | | 1914 |
| Glasthule buildings, 1909-2009 | Weafer, John | Article in Journal | | 2010 |
| Gleanings from Irish history | Butler, W. F. T. (William Francis Thomas), 1869-1930 | Monograph or Collective Volume | | 1925 |
| Gleanings from the Coote household accounts 1776-1785 | O'Mahoney, S. C. | Article in Journal | | 1982 |
| Gleanings from the Coote household accounts, 1776-85 | O'Mahony, S. C. | Article in Journal | | 1982 |
| Gleanings from Ulster history : punann ó chios bhanna | Ó Ceallaigh, Séamus | Monograph or Collective Volume | University P. | 1951 |
| Gleanings in O'Donnell history | Mooney, Canice | Article in Journal | | 1954 |
| Gleann an Oir : ar thóir na staire agus na litríochta in Oirthear Mumhan agus i nDeisceart Laighean | Ó Néill, Eoghan | Monograph or Collective Volume | An Clóchomhar | 1988 |
| Gleann na Liath-Thruisce agus Maoil an Chóirnigh | Mac Craith, NioclásÓ Gríobhtháin, Nioclás | Article in Journal | | 2004 |
| Glenarm Friary and the Bissets | McDonnell, Hector | Article in Journal | | 1987 |
| Glendalough estate and the Hugo's | Cantwell, Ian T. | Article in Journal | | 1991 |
| Glenmaroon | Henry, MaryNewsome, Paul | Article in Book | | 1998 |
| Gloster Arch, Co. Offaly | McKenna, Rachel | Article in Journal | | 2020 |
| Godfrey O'Donnell, chieftain 1248-58 | O'Donnell, Patsy | Article in Journal | | 1990 |
| Going home | Sheehan, Thomas | Article in Journal | | 1999 |
| Goldsmith's ancestry : fact and tradition | Murray, P. | Article in Book | | 1980 |
| Goodall of Co. Wexford | Goodall, David | Article in Journal | | 1967 |
| Gowran : its connection with the Butler family | Phelan, Margaret M. | Article in Journal | | 1982 |
| Grace O'Malley | Knox, H. T. (Hubert Thomas) | Article in Journal | | 1905 |
| Grace O'Malley on the Atlantic | Llywellan, M. | Article in Book | | 1989 |
| Graiguenamagh families : a trip down memory lane | Doyle, OwenWalsh, Colm | Monograph or Collective Volume | Graiguenamanagh Historical Society | 2006 |
| Gráinne Ní Éigeartaigh Yeats (1925-2013) | Saddlemyer, Ann | Article in Journal | | 2014 |
| Grainne O'Malley, the sea queen of Connacht | MacDermott, A. | Article in Journal | | 1940 |
| Grattan family links with Cavan | Smyth, T. S. | Article in Journal | | 1964 |
| Grave matters : death and dying in Dublin, 1500 to the present | | Monograph or Collective Volume | Four Courts | 2016 |
| Graves family of Thomastown | Hoyne, Liam | Article in Journal | | 1992 |
| Gravestone inscriptions county Down, 20 : the heart of Downe : old Banbridge families from gravestone inscriptions, wills and biographical notes | Clarke, Richard S. J. | Monograph or Collective Volume | Ulster Historical Foundation | 1989 |
| Gravestone inscriptions county Down, 2: Baileysmill, Boardsmill, Dundonald, Killaney, Knockbreda, Legacurry | Clarke, Richard S. J. | Monograph or Collective Volume | Ulster Historical Foundation | 1988 |
| Gravestone inscriptions in Smarmore, Stickillin and Shanlis | Ross, Noel | Article in Journal | | 1989 |
| Gray of Cork city and Lehana | Clarke, Richard | Article in Journal | | 1975 |
| Great Irish houses and castles | Guinness, DesmondO'Brien, Jacqueline | Monograph or Collective Volume | Weidenfeld and Nicolson | 1992 |
| Great Irish lives | | Monograph or Collective Volume | Times Books / Harper Collins | 2009 |
| Great-grandfather William Doyle | Donohue, Nick | Article in Journal | | 2004 |
| Green threads of kinship : aspects of Irish chain-migration to New South Wales, 1820-86 | Reid, Richard | Article in Journal | | 1987 |
| Grehan family papers descriptive list | Boole Library Archives Service | Monograph or Collective Volume | Boole Library Archives Services | 1997 |
| Griffin in history and mythology | Henry, William | Monograph or Collective Volume | Merv Griffin | 1999 |
| Guinness is Guinness : the colourful story of a black and white brand | Griffiths, Mark | Monograph or Collective Volume | [s.n.] | 2004 |
| Gurly of Wexford and Carlow : the maternal lineage of George Bernard Shaw | De Breffny, Brian | Article in Journal | | 1978 |
| Hair all curling gold : an account of my youth and early manhood | Hayden, Jago | Monograph or Collective Volume | Black Lion Books | 2000 |
| Handbook on Irish genealogy : how to trace you ancestors and relatives in Ireland | Heraldric Artists | Monograph or Collective Volume | Heraldic Artists | 1970 |
| Handbook on Irish genealogy : how to trace your ancestors and relatives in Ireland | Heraldric Artists | Monograph or Collective Volume | Heraldic Artists | 1973 |
| Happy families | Fitzgerald, Patrick | Article in Journal | | 1977 |
| Happy families | Butler, Patrick Theobald Tower, 28th baron Dunboyne, 1917-2004 | Article in Journal | | 1987 |
| Happy families | Butler, Patrick Theobald Tower, 28th baron Dunboyne, 1917-2004 | Article in Journal | | 1988 |
| Happy families | Butler, Patrick Theobald Tower, 28th baron Dunboyne, 1917-2004 | Article in Journal | | 1991 |
| Harriet Smithson, the Ennis-born wife of Hector Berlioz | Rynne, Etienne | Article in Journal | | 1969 |
| Hart of Lisburn | Bell, S. | Monograph or Collective Volume | | 1985 |
| Hartes - the Bandon conection | Frost, Rosemary | Article in Journal | | 2007 |
| Has anyone here seen Kelly? | O'Kelly, Joseph M. | Article in Journal | | 1996 |
| Hat and wig : further to Cahol Mor (or Collmore) Charles McKaragher 1718,19 | Anonymous | Article in Journal | | 1983 |
| Hatchell of county Wexford | Goodall, David | Article in Journal | | 1972 |
| Have the snakes come back? : The family and the defence of Catholic educational structures in Ireland (1957–1975) | Walsh, John, 1971- | Article in Journal | | 2008 |
| Hector Tyndale : Carlow's association with the American Civil War and the return of John Brown's body to his wife | Nevin, Martin | Article in Journal | | 1997 |
| Heilbhic agus Baile Uí Raghallaigh | Mac Craith, NioclásÓ Gríobhtháin, Nioclás | Article in Journal | | 2000 |
| Heirat | Thurneysen, Rudolf | Article in Book | | 1936 |
| Heirs to the O'Donnell chieftaincy | MacDonagh, J. C. T. | Article in Journal | | 1959 |
| Henrietta Waldergrave and Piers Galmoye | Waldergrave, Countess | Article in Journal | | 1981 |
| Henrietta Waldergrave and Piers Galmoye | Waldegrave, Countess | Article in Journal | | 1980 |
| Henry (William) Oliver 1807-1888 : ancestry and descendents | Rea, Henry Oliver | Monograph or Collective Volume | Tyrone Printing Co. | 1959 |
| Henry Draycott and the Draycotts of Mornington, Co. Meath | Barnwell, S. B. | Article in Journal | | 1977 |
| Henry Meredith : governor of Winnebah Fort, Gold Coast Africa, 1799-1812 | faul, Michael J. | Article in Journal | | 2015 |
| Henry Ó Dochartaigh : vicar-general of the diocese of Meath | Bonner, Brian | Article in Journal | | 1980 |
| Heraldry and the Butlers | Mosse, Robert | Article in Journal | | 1971 |
| Heraldry in County Kilkenny | Crotty, G. | Article in Book | | 1997 |
| Heraldry of the Butlers in Ireland | Butler, Toby | Article in Journal | | 1981 |
| Heraldry of the Somerville and other families at Kentstown, Co. Meath | Bellew, Seamus | Article in Journal | | 2011 |
| Hickie of Kilelton | Pierce, Thomas | Article in Journal | | 1957 |
| Hidden in his story : the ladies of Kilcash | Flood, John | Article in Journal | | 2000 |
| Highland heritage | Campbell, Grace | Article in Journal | | 2005 |
| Hillas of Co. Sligo | Byrne, Celeste | Article in Journal | | 1972 |
| Hilliard - from Wicklow to Australia | Johnson, StephenO'Reilly, G. H. | Article in Journal | | 2005 |
| Hints for genealogists visiting Dublin | Stanley, Norman P. | Article in Journal | | 1986 |
| Historic Moynelly - home of Colonel Richard Grace | Cox, Liam, 1908-2003 | Article in Journal | | 1975 |
| Historic passions : the Edgeworths and Edgeworthstown : a rediscovered heritage | Canavan, Bernard | Article in Journal | | 1997 |
| Historical and genealogical memoir of the family of Fleming of Slane in the county palatine of Meath, Ireland | Betham, William, Sir, 1779-1853 | Monograph or Collective Volume | Birdsall | 1969 |
| Historical and genealogical records of the Devenish families of England and Ireland. With an inquiry into the origin of the family name and some account of the family lines founded by them in other countries | Devenish, R. J.McLaughlin, C. H. | Monograph or Collective Volume | | 1948 |
| Historical aspect of Kilmore House | Fitzpatrick, Helen | Article in Journal | | 1986 |
| Historical genealogical architectural notes on some houses of Clare | Weir, Hugh | Monograph or Collective Volume | Ballinakella | 1986 |
| Historical genealogical architectural notes on some houses of Wexford | Rowe, David | Monograph or Collective Volume | Ballinakella | 2004 |
| Historical memoir of the O'Briens | O'Donoghue, John | Monograph or Collective Volume | Martin Breen | 2002 |
| Historical memoir of the O'Briens | O'Donoghue, John | Monograph or Collective Volume | | 1860 |
| Historical memoirs of the Geraldine earls of Desmond | Gilbert, J. T. (John Thomas), Sir, 1829-1898 | Article in Book | | 1872 |
| Historical notes on the ancient sept of Clancy, Glancy (MacFhlannchadha) of Dartry | Clancy, Maria | Monograph or Collective Volume | Linden Publishing | 2007 |
| Historical notes on the O'Mores and their territory of Leix, to the end of the sixteenth century | Fitzgerald, Walter, Lord | Article in Journal | | 1911 |
| Historical perspectives on parenthood and childhood in Ireland | | Monograph or Collective Volume | Arlen House | 2018 |
| History and genealogy : the Breens of County Carlow | King, Joseph A. | Article in Journal | | 1993 |
| History and origins of the O'Connors | O'Hara, Martin | Monograph or Collective Volume | The author | 1987 |
| History as destiny in the James Steel family from County Monaghan to Westmoreland County | Steele, Walanne P. | Article in Journal | | 1996 |
| History in photographs and letters : the Waldron family and Co. Clare | De Bhaldraithe, Pádraig | Article in Journal | | 1993 |
| History of George's Place and the Reillys | O'Reilly, G. H. | Article in Journal | | 1999 |
| History of Kilbrittain Castle | | Article in Journal | | 2001 |
| History of Killeen castle, county Meath, Ireland | Carty, Mary-Rose | Monograph or Collective Volume | Carty/Lynch | 1991 |
| History of Maunsell, or Mansel ... and of Crayford, Gabbett, Knoyle, Norcott, Persse, Toler, Waller ... Warren, White, Winthrop, and Mansell of Guernsey | Maunsell, R. G. | Monograph or Collective Volume | | 1903 |
| History of the Clan Egan : the birds of the forest of wisdom | Egan, Joseph J.Egan, Mary Joan | Monograph or Collective Volume | UMI, Monographs for the Irish American Cultural Institute | 1979 |
| History of the family of Sandys of Cumberland, afterwards of Furness in north Lancashire, and its branches in other parts of England and in Ireland. 2 vols. | Sandys, E. S. | Monograph or Collective Volume | | 1930 |
| History of the Law family Dunboe, Maddybenny and New Brunswick | Nicholson, R.H. | Article in Journal | | 2001 |
| History of the name Murphy | Williams, James | Monograph or Collective Volume | Mercier Press | 1977 |
| History of the name O'Brien | Williams, James | Monograph or Collective Volume | Mercier Press | 1978 |
| History of the name O'Kelly | Williams, James | Monograph or Collective Volume | Mercier Press | 1978 |
| History of the O'Briens from Brian Boroimhe, A.D. 1000 to A.D. 1946 | O'Brien, Donough | Monograph or Collective Volume | Batsford | 1949 |
| History of the O'Daly's : the story of the ancient Irish sept, the race of Dalach of Corca Adaimh | O'Daly, Edmund Emmet | Monograph or Collective Volume | Tuttle Publishing Co | 1937 |
| History of the O'Gradys of Clare and Limerick | Madden, Gerard | Monograph or Collective Volume | East Clare Heritage | 2007 |
| History of the O'Maddens of Hy-Many | Madden, Gerard | Monograph or Collective Volume | East Clare Heritage | 2004 |
| Hoban-Thomas : a family history : flowerings from our ancestral garden | Hoban, Brendan | Monograph or Collective Volume | Brendan Hoban | 2021 |
| Hollidaysburg - the Holliday family - death of lieutenant Holliday at the battle of Brandywine - massacre of a portion of William Holliday's family - John Holliday, Aughwick - George Crogan | O'Neill, James L. | Article in Journal | | 1910 |
| Home and colonial | Kenny, James G. | Article in Journal | | 1992 |
| Home and leaving home in eighteenth-century Ulster | Lunney, Linde | Article in Journal | | 2013 |
| Honora and her sisters : success and sorrow among Irish immigrant women in colonial Victoria | Rule, Pauline | Article in Book | | 1995 |
| House of Mountgarret | Purdon, E. R. | Article in Journal | | 1959 |
| Household size and structure in two areas of Ireland, 1821 and 1911 | Carney, F. J. | Article in Book | | 1980 |
| Houses of Kerry | Bary, ValerieWalsh, Stephanie | Monograph or Collective Volume | Ballinakella | 1994 |
| Housing in Holyoke and its effects on family life 1860-1910 | Dubovik, Paul N. | Article in Journal | | 1975 |
| How park marriages were made : the matchmakers | Hannan, Kevin | Article in Journal | | 1984 |
| How reliable are the Annals as a source for the history of the Uí Néill | Uí Néill Study Group, 1995 | Article in Journal | | 1996 |
| How to trace family history in Northern Ireland | Neill, Kathleen | Monograph or Collective Volume | Irish Genealogical Association | 1986 |
| How to trace family history in Northern Ireland. Part 3 | Neill, Kathleen | Article in Journal | | 1984 |
| How to trace family history in Northern Ireland. Part 4 | Neill, Kathleen | Article in Journal | | 1984 |
| How to use the records of the Republic of Ireland | Griffith, Margaret C. | Monograph or Collective Volume | Genealogical Society | 1969 |
| How Victorian families lived | Hearn, Mona | Article in Book | | 1998 |
| How women use family networks to facilitate migration : a comparative study of Irish and Polish women in Britain | Ryan, Louise | Article in Journal | | 2009 |
| Hubert at the helm | Butler, Patrick Theobald Tower, 28th baron Dunboyne, 1917-2004 | Article in Journal | | 1991 |
| Hubert Butler and his century | Foster, R. F. (Robert Fitzroy) (Roy), 1949- | Article in Book | | 2003 |
| Hugh O'Donnell of Larkfield | Ó Cochlainn, Rupert S. | Article in Journal | | 1985 |
| Hugh O'Donnell of Larkfield | Ó Cochlainn, Rupert S. | Article in Journal | | 1991 |
| Hugh Wade & Son. Funeral Directors & Memorial Masons 1835-2015 | Wade, Alison | Article in Journal | | 2015 |
| Huguenot cemetery, 1693 : Merrion Row, Stephen's Green, Dublin | Parkinson, Danny | Monograph or Collective Volume | Dublin Family History Society | 1988 |
| Huguenots in Benburb? : the possible origins of the Runnett family of Sessiamagaroll. Part 2 | Luddington, Chad | Article in Journal | | 1991 |
| Humphry's of Knockfad, Co. Cavan | De Breffny, Brian | Article in Journal | | 1981 |
| Í Eódhosa | McGrath, Cuthbert | Article in Journal | | 1957 |
| Identities in a modern world | Smith, Sherry L. | Article in Journal | | 2003 |
| If those trees could speak : the story of an ascendancy family in Ireland | Tracy, Frank | Monograph or Collective Volume | South Dublin Libraries | 2005 |
| If those trees could speak : the story of an ascendancy family in Ireland : Baron Massy of Duntrileague | Tracy, Frank | Article in Book | | 2004 |
| Illegitimacy and Pre-Nuptial Pregnancy in Ireland before 1864 : The evidence of some Catholic Parish Registers | Connolly, Sean J. | Article in Journal | | 1979 |
| Images of Dublin – capital of a nation with a falling population, 1850-1966 | Daly, Mary E. | Article in Book | | 2004 |
| Images of Irish children, 1884-1969, in the National Library of Ireland photographic collections | Hatfield, Mary | Article in Journal | | 2013 |
| Immigrant families in an industrial city : a study of households in Holyoke, 1880 | Morgan, Myfanwy | Article in Journal | | 1979 |
| In and out of marriage : Irish and European experiences | | Monograph or Collective Volume | | 1992 |
| In and out of school; the home of the MacDonaghs | Williams, Roche | Monograph or Collective Volume | Nenagh Guardian | 1999 |
| In code : a mathematical journey | Flannery, DavidFlannery, Sarah | Monograph or Collective Volume | Profile | 2000 |
| In memoriam : Nioclás Breathnach (1912-2002) | Ó hÓgáin, Dáithí | Article in Journal | | 2003 |
| In memoriam : Proinsias Mac Cana (1976-2004) | Almqvist, Bo | Article in Journal | | 2004 |
| In my Father's house are many mansions : family and community in Edgefield, South Carolina | Burton, Orville Vernon | Monograph or Collective Volume | University of South Carolina Press | 1985 |
| In my mother's shoes | Walsh, Alison | Monograph or Collective Volume | Pan Macmillan | 2010 |
| In praise of Piaras Butler, Lord of Cahir 1449-64 : extracted from 'Poems on Marcher Lords' from a sixteenth-century Tipperary manuscript | O'Sullivan, Anne | Article in Journal | | 1988 |
| In ruins : the once great houses of Ireland | Marsden, SimonMcLaren, Duncan | Monograph or Collective Volume | Bulfinch | 1997 |
| In search of Emily LaTouche | O'Byrne, Godfrey | Article in Journal | | 2004 |
| In search of fame and fortune : the Leahy family of engineers, 1780-1888 | O'Donoghue, Brendan | Monograph or Collective Volume | Geography Publications | 2006 |
| In search of Great Aunt Jane | Byrne, Declan | Article in Journal | | 1995 |
| In search of James MacNamara, merchant of Ennis | Ó Murchadha, Ciarán | Article in Journal | | 1991 |
| In search of my Irish roots | Gannon, James P. | Article in Journal | | 1978 |
| In search of my Irish roots at Barry's Forges, Dingle, Co. Kerry | Brennan, Michael R. | Article in Journal | | 2018 |
| In search of two kinsmen | MacNaghten, A. | Monograph or Collective Volume | Volturna Press | 1979 |
| In the beginning | Crea, Willie | Article in Journal | | 2000 |
| In the family way and away from the family : examining the evidence in Irish unmarried mothers in Britain, 1920s-40s | Redmond, Jennifer | Article in Book | | 2012 |
| Inauguration ceremony of Jack Gargan McGeoghegan as the McGeoghegan and chief of Cinel Fiacha at the inauguration stone, Keel, Castletown-Geoghegan on May 24th 1992 | Sheehan, Jeremiah | Monograph or Collective Volume | [s.n.] | 1992 |
| Index of names in 'Burke's Family Records 1897' | | Article in Journal | | 2007 |
| Index to 'Irish Family History Journals 1985-2006 (vols 1-22) | Flatman, Richard | Article in Journal | | 2006 |
| Index to persons in Christopher St George's account book | Keegan, Mary | Article in Journal | | 1986 |
| Index to the prerogative wills of Ireland, 1536-1810 | Vicars, A. E., Sir | Monograph or Collective Volume | Genealogical Publishing | 1997 |
| Inscriptions in Galoon cemetery | Fitzpatrick, Francis | Article in Journal | | 1980 |
| Inside Ireland | Dillon, Eilís | Monograph or Collective Volume | Hodder and Stoughton | 1982 |
| Integration or separation? Hospitality and display in Protestant Ireland, 1660-1800 | Barnard, T. C. (Toby Christopher) | Article in Book | | 1997 |
| International Bibliography of Historical Demography | Société de Démographie Historique | Monograph or Collective Volume | | 1982 |
| Interrogating the charge of Concealment of Birth in Nineteenth Century Irish courts | Farrell, Elaine | Article in Book | | 2017 |
| Introduction | Hughes, Kathleen Winifred | Article in Book | | 1968 |
| Introduction | Kelly, James, 1959-Lyons, Mary Ann | Article in Book | | 2013 |
| Introduction : Centuries of Irish childhoods | Hay, Marnie | Article in Journal | | 2020 |
| Introduction : changing perspectives on childhoods | Dunne, JosephKelly, James, 1959- | Article in Book | | 2002 |
| Introduction to genealogy | Murphy, Seán | Article in Journal | | 2002 |
| Investigative history : a case study : Lord Farnham, and the 'second reformation' | Hill, Myrtle | Article in Book | | 2002 |
| Ireland's criminal conversations | Urquhart, Diane | Article in Journal | | 2012 |
| Ireland's hidden diaspora : the "abortion trail" and the making of a London-Irish under-ground, 1980-2000 | Rossiter, Ann | Monograph or Collective Volume | IFSC Publications | 2009 |
| Ireland's last best west : evidence from the Courtenay/Devon estate | O'Connor, Patrick | Article in Journal | | 1990 |
| Ireland's own - a pioneering family history | Murphy, Hilary | Article in Journal | | 2003 |
| Ireland’s longest serving political dynasty | Moran, John | Article in Journal | | 1996 |
| Irish archives no. 13 : The Genealogical Office revisited | Anonymous | Article in Journal | | 1995 |
| Irish archives no. 14 : Irish Genealogical Project centres | Anonymous | Article in Journal | | 1995 |
| Irish Archives No. 18. The Huguenot Society of Great Britain and Ireland | Anonymous | Article in Journal | | 1996 |
| Irish Archives No. 19. Dublin Friends Historical Library (DFHL) | Anonymous | Article in Journal | | 1996 |
| Irish clans abroad : the Kindelans of Meath | Kindelan, Ultano | Article in Journal | | 2004 |
| Irish divorce : a history | Urquhart, Diane | Monograph or Collective Volume | Cambridge University Press | 2020 |
| Irish families : the archival aspect | Edwards, R. W. D. (Robert Walter Dudley) | Monograph or Collective Volume | National University of Ireland | 1974 |
| Irish families : their names, arms and origins | MacLysaght, Edward | Monograph or Collective Volume | Hodges Figgis | 1957 |
| Irish families : their names, arms, and origins | MacLysaght, Edward | Monograph or Collective Volume | Irish Academic Press | 1985 |
| Irish families in ancient Quebec records | O'Farrell, John | Article in Journal | | 1967 |
| Irish family fueds : battles over money, sex and power | Collins, Liam | Monograph or Collective Volume | Mentor Books | 2006 |
| Irish family history : 17th and 18th century wills and other documents | Reynolds, Henry Fitzgerald | Article in Journal | | 1941 |
| Irish family history : a list of articles from December 1917 | Reynolds, Henry Fitzgerald | Article in Journal | | 1941 |
| Irish family history : Co Monaghan 17th, 18th and 19th century wills, etc. | | Article in Journal | | 1943 |
| Irish family history : Co. Carlow 17th century marriage licence | Reynolds, Henry | Article in Journal | | 1944 |
| Irish family history : Co. Cavan 17th, 18th and 19th century wills | Reynolds, Henry | Article in Journal | | 1944 |
| Irish family history : Co. Clare 17th century wills | Reynolds, Henry | Article in Journal | | 1944 |
| Irish family history : Co. Fermanagh 17th, 18th and 19th century wills etc. | | Article in Journal | | 1943 |
| Irish family history : Co. Galway 17th, 18th and 19th century wills, marriage licences, etc. | Reynolds, Henry | Article in Journal | | 1943 |
| Irish family history : Co. Longford 18th and 19th century wills, etc. | Reynolds, Henry | Article in Journal | | 1944 |
| Irish family history : Co. Mayo 18th and 19th century wills | Reynolds, Henry | Article in Journal | | 1944 |
| Irish family history : Co. Roscommon 17th and 18th century wills, deeds, etc. | Reynolds, Henry | Article in Journal | | 1944 |
| Irish family history : Co. Tipperary 17th, 18th and 19th century wills, grants, etc. | | Article in Journal | | 1943 |
| Irish family history : Co. Tyrone 17th and 18th century wills and deeds | Reynolds, Henry | Article in Journal | | 1942 |
| Irish family history : Co. Tyrone 18th and 19th century wills, etc 1750 to 1823 | | Article in Journal | | 1943 |
| Irish family history : Co. Westmeath 17th and 18th century wills | Reynolds, Henry | Article in Journal | | 1944 |
| Irish family history : Fleming of Ballinacara and Abbeyville, Co. Sligo | Reynolds, Henry Fitzgerald | Article in Journal | | 1941 |
| Irish family history : Fleming of county Kildare; Crowe, | Reynolds, Henry Fitzgerald | Article in Journal | | 1941 |
| Irish family history : Fleming of Killmoney, Co. Kildare | Reynolds, Henry Fitzgerald | Article in Journal | | 1941 |
| Irish family history : Fleming of Old Rock, Co. Sligo | Reynolds, Henry Fitzgerald | Article in Journal | | 1941 |
| Irish family history : Handy of Coolylough and Bracca Castle, Co. Westmeath | Reynolds, Henry | Article in Journal | | 1942 |
| Irish family history : King's county 17th and 18th century wills | Reynolds, Henry | Article in Journal | | 1944 |
| Irish family history : Wildridge of Killahoman, Co. Monaghan | Reynolds, Henry Fitzgerald | Article in Journal | | 1941 |
| Irish family names | O'Donovan, Peadar | Monograph or Collective Volume | Skibereen Printers | 1991 |
| Irish family names : highlights of fifty family histories | Grehan, Ida | Monograph or Collective Volume | Johnston & Bacon | 1973 |
| Irish farming households in Eastern Canada : domestic production and family size | Hedican, Edward J. | Article in Journal | | 2003 |
| Irish first ladies and first gentlemen, 1919-2011 | Whelan, Bernadette | Monograph or Collective Volume | Cork University Press | 2024 |
| Irish genealogical sources | McDowell, Richard Henry | Article in Journal | | 1982 |
| Irish genealogy : a record finder | | Monograph or Collective Volume | Heraldic Artists | 1987 |
| Irish households in the early twentieth century : culture, class, and historical contingency | Birdwell-Pheasant, Donna | Article in Journal | | 1993 |
| Irish local government and the Robinson family | Meghen, P. J. | Article in Journal | | 1962 |
| Irish modernity and the politics of contraception, 1979-1993 | Beatty, Aidan | Article in Journal | | 2013 |
| Irish names in a London cemetery : is it possible to identify Irish immigration in nineteenth-century Lukin Street? | Beaumont, Julia | Article in Book | | 2009 |
| Irish naming practices before the famine | Ffolliott, Rosemary | Article in Journal | | 1986 |
| Irish parochial records as a source for historical research : some extracts from the parish registers in the Public Record Office of Northern Ireland | Lalor, Paul | Article in Journal | | 1985 |
| Irish pedigrees, or, the origin and stem of the Irish nation | O'Hart, John | Monograph or Collective Volume | Genealogical Publishing | 1989 |
| Irish people who came to Canada and settled in Ontario and Quebec | Barry, Wendy McNiff | Article in Journal | | 1989 |
| Irish population before Petty : problems and possibilities | Mac Niocaill, Gearóid | Monograph or Collective Volume | National University of Ireland | 1981 |
| Irish records : sources for family and local history | Ryan, James G. | Monograph or Collective Volume | Ancestry | 1997 |
| Irish records : sources for family and local history | Ryan, James | Monograph or Collective Volume | Ancestry Publishing|Flyleaf | 1988 |
| Irish-American geography of Catholics surnamed O'Sullivan | O'Sullivan, Patrick | Article in Journal | | 1988 |
| Irving/Irwin | Roberts, May McBriar | Article in Journal | | 1987 |
| Isabella Thackeray - the Doneraile connection | Power, Ita | Article in Journal | | 2008 |
| Islandmagrath and the Macraith family | Connors, Paddy | Article in Journal | | 1997 |
| Istoria-genealogica delle famiglie nobili Toscane et Umbre | Gamurrini, Eugenio | Monograph or Collective Volume | [s.n.] | 1685 |
| It all began with a letter from America | Murphy, Margaret | Article in Journal | | 2002 |
| Ivy Embleton Memorial Library | Anonymous | Article in Journal | | 1987 |
| Jack B. Yeats : a biography | Pyle, Hilary | Monograph or Collective Volume | André Deutsch | 1989 |
| Jackie Connolly, Corran | Connolly, Con | Article in Journal | | 2011 |
| Jacobitism and the third and fourth earls of Antrim | McDonnell, Hector | Article in Journal | | 1985 |
| James Boswell's Irish cousins | Cole, Richard C. | Article in Journal | | 1969 |
| James Clarence Mangan and his Meath relatives : new light on the poet's circumstances | Ó Casaide, Séamus | Article in Journal | | 1941 |
| James Connolly's farewell | Connolly, Nora | Article in Book | | 2016 |
| James Darby French and his family | Ffrench, Anthony | Article in Journal | | 2008 |
| James Fullton : a Philadelphia merchant and his customers | McMaster, R. K. | Article in Journal | | 2001 |
| James Gribbon Meyer M.A. (1845-1897) educator, career and family connections | Meyer, G. Rex | Article in Journal | | 2005 |
| James Holmes's family notebook | Ffolliott, Rosemary | Article in Journal | | 1974 |
| James Joyce's Ireland | Harper, DanPierce, David | Monograph or Collective Volume | Yale University Press | 1992 |
| James Joyce's native background : part 1 | Ó Clerigh, Gearóid | Article in Journal | | 1985 |
| James Lyle of Newry (1788 - 1874) - not a Presbyterian Minister | Steen, Pat | Article in Journal | | 2010 |
| James McCabe genealogy | Marble, Allan Everett | Article in Journal | | 1975 |
| James McCambridge (obituary) | Anonymous | Article in Journal | | 2001 |
| James O'Connor, fenian, and the tragedy of 1890 | Lowth, Cormac | Article in Journal | | 2002 |
| James William Meyer (1816-1888) and Elizabeth Coombs (1817-1875) of Dublin, Ireland : origin, background, lives and descendants, interim notes and partial genealogy | Meyer, G. Rex | Monograph or Collective Volume | G. Rex Meyer | 2005 |
| Janet Marward, 1562-1629 | Walsh, Paul, Revd, 1885-1941 | Article in Journal | | 1936 |
| Jellett, O'Brien, Purser and Stokes : seven generations, four families | Purser, Michael | Monograph or Collective Volume | Prejmer Verlay | 2004 |
| Jeremiah O’Donovan Rossa : the most typical Fenian of them all | O'Regan, Philip | Article in Journal | | 2015 |
| Jerry Corcoran, an appreciation | McCullen, John | Article in Journal | | 2007 |
| Jilted - Parnell and the American mistress | Quinn, John F. | Article in Journal | | 2015 |
| JKF and his Irish heritage | Mitchell, Arthur | Monograph or Collective Volume | Moytura press | 1993 |
| Joe English [obituary] | Anonymous | Article in Journal | | 1996 |
| Joe McGrath of Ballywooden, as recalled by his nephew Jim Sharvin | Crea, Willie | Article in Journal | | 1996 |
| John (Jack) Difficy ( a true Dubliner born in Co. Kerry!). [Obituary] | De Búrca, Séamus | Article in Journal | | 1996 |
| John and Robert Mallet, 1780-1881 | Tutty, M. J. | Article in Journal | | 1976 |
| John Birmingham of Millbrook - the hidden life | Mohr, Paul | Article in Book | | 1997 |
| John Boyle, United Irishman, and his American descendants | Boyle, Watson | Article in Journal | | 1919 |
| John Butler Yeats : letters to his son W.B. Yeats and others, 1869-1922 | Yeats, John Butler | Monograph or Collective Volume | Faber | 1999 |
| John Davis White of Cashel (1820-1893) | Marnane, Denis G. | Article in Journal | | 1994 |
| John E. Hampton Caraher, Dundalk, and his brother Owen Joseph, Sydney, Australia | Caraher-Manning, Doreen | Article in Journal | | 1988 |
| John Ford and the Feeney family of Galway and Portland, Maine | Barker, Matthew J | Article in Journal | | 1998 |
| John Huleatt of Tuamgraney and the vicissitudes of his family | Weir, Hugh | Article in Journal | | 1987 |
| John Jay Jackson, Jr. and the Jacksons of Parkersburg : their first one hundred years | Baas, Jacob C., Jr. | Article in Journal | | 1976 |
| John McCormack and Athlone : a biographical sketch of a great Irish tenor | O'Brien, Gearoid | Monograph or Collective Volume | Old Athlone Society | 1992 |
| John O'Clery, 1778-1846 | Ó Lochlainn, Colm, 1892-1972 | Article in Journal | | 1946 |
| John O'Donovan and the field named 'Gaul's Garden' on the ordnance map | Cody, Eamon | Article in Journal | | 1997 |
| John O'Donovan's family | Ó Lochlainn, Colm, 1892-1972 | Article in Journal | | 1940 |
| John Stanislaus Joyce : the voluminous life and genius of James Joyce's father | Costello, PeterJackson, John Wyse | Monograph or Collective Volume | Fourth Estate | 1997 |
| John Stuart Mill, innate differences, and the regulation of reproduction | Day, BenjaminPaul, Diane B. | Article in Journal | | 2008 |
| John Toland's Celtic background | Harrison, Alan, 1943- | Article in Book | | 1997 |
| John Travers | Welply, W. H. | Article in Journal | | 1944 |
| Johnsons - lineal descendants of Uí Néill | MacCarvill, Eileen | Article in Journal | | 1975 |
| Joseph Beale : the reluctant immigrant | Dunne, Bridie | Monograph or Collective Volume | Author | 2019 |
| Joseph MacBride 1860-1938 | Jordan, Anthony J. | Article in Journal | | 2012 |
| Joseph O'Connor, editor, author and poet, who deceased at Rochester, N. Y., October 9th, 1908 | Anonymous | Article in Journal | | 1909 |
| Joy Tivy 1924-1995, an appreciation | Haughton, JoeSweeney, John | Article in Journal | | 1996 |
| Joyce family values : treason, nationality and the case of ‘Lord Haw-Haw’s’ Irish cousin | Douglas, R. M. | Article in Journal | | 2014 |
| Kavanagh - Caomhanach | Kavanagh, Michael | Article in Journal | | 1994 |
| Kavanagh clan - 500 years of change | Dalton, Brigid | Article in Journal | | 1994 |
| Keeping it in the family | Cooney, Dudley A. Levistone | Article in Journal | | 2012 |
| Keeping it in the family: Familial connections of abbesses and prioresses of convents in medieval Ireland | Lyons, Mary Ann | Article in Book | | 2023 |
| Kernan of Ned, county Cavan | Kernan, John Devereux | Article in Journal | | 1971 |
| Kilcash and the Butlers | Lanigan, K. M. | Article in Journal | | 1985 |
| Kilcash and the Butlers of Ormond: Conflict and Kinship from the Middle Ages to the Great Famine | Flood, John | Monograph or Collective Volume | Geography Publications | 2020 |
| Kilcash and the Butlers of Ormond; conflict and kingship from the Middle Ages to the Great Famine | Flood, John | Monograph or Collective Volume | Geography Publications | 2021 |
| Kilcolman parish registers, 1793-1814 & 1824-1900, County Kerry, Church of Ireland. with sections from Killorglin, Aglish, Kiltallagh, Knocknane, Molahiffe. | | Monograph or Collective Volume | John Spring & Louise Windeyer | 2003 |
| Kilcullen new abbey and the FitzEustaces | Fenton, James | Article in Journal | | 1941 |
| Kilkenny Castle | Friel, Paddy | Monograph or Collective Volume | The Stationery Office | 1989 |
| Kilkenny to Murrisk : a Garvey family history | Garvey, Rosemary | Monograph or Collective Volume | Rosemary Garvey | 1992 |
| Kilkenny will abstracts | | Article in Journal | | 1988 |
| Killiney Strand - a family connection | Scudds, Anna | Article in Journal | | 2007 |
| Kilronan Castle and Mote Park : the decline of two Roscommon big houses | Fitzpatrick, Orla | Article in Book | | 2018 |
| Kinelmeaky and the Munster plantation | Nicholls, K. W. (Kenneth W.) | Article in Journal | | 1980 |
| King's printers : notes on the family of Grierson of Dublin | Greeves, J. R. H. | Article in Journal | | 1953 |
| Kinship | McLeod, Neil | Article in Journal | | 2000 |
| Kinship and Community in Rural Pennsylvania, 1749-1820 | Snydacker, D. | Article in Journal | | 1982 |
| Kinship and land tenure on Tory Island | Fox, J. R. | Article in Journal | | 1966 |
| Kinship in Irish law | MacNeill, Eoin | Article in Journal | | 1927 |
| Kirkintollach remembered 1937-1997 | Anonymous | Article in Journal | | 1997 |
| Knappagh | Terris, Mairéad | Monograph or Collective Volume | Cumann Seanchais Ard Mhacha | 2019 |
| La institución de matrimonio en la república de Irlanda | Palá Laguna, Reyes | Monograph or Collective Volume | J. M. Bosch | 1993 |
| Lady Gregory : a local habitation and a name | Fahy, Mary de Lourdes | Article in Book | | 2000 |
| Lady Joan Fitzgerald, Countess of Ormond, Ossory and Desmond | Kirwan, John | Article in Journal | | 2000 |
| Lady Letitia Esmonde : the lady, her place, her will | Walsh, Jim | Article in Book | | 2001 |
| Lady Louisa Conolly : mistress of Castletown, 1759-1821 | Moore, Christopher | Article in Book | | 1987 |
| Ladytown and the Allens | Sadlier, Thomas U. | Article in Journal | | 1921 |
| Lafcadio Hearn and his relations in Dublin | Stephens, Lilo | Article in Book | | 1997 |
| Land and lineage: the McEnerhinys of Ballysallagh in the sixteenth century | McInerney, Luke | Article in Journal | | 2009 |
| Landholding and settlement in county Tipperary in the nineteenth century | Jones, Hugh | Article in Book | | 1985 |
| Landlord indebtedness in Ulster in the seventeenth and eighteenth centuries | Roebuck, P. | Article in Book | | 1982 |
| Landlord influence on an Irish county town - the Maxwells of Cavan | Cherry, Jonathan | Article in Journal | | 1999 |
| Landlords and urban life : Youghal and the Boyles 1641-1740 | Barnard, T. C. (Toby Christopher) | Article in Journal | | 1995 |
| Languages of memory : Jeremiah Gallagher and the Grosse Île Famine monument | Quigley, Michael | Article in Book | | 2016 |
| Later Eoganacht pedigrees | Ó Corráin, Donnchadh | Article in Journal | | 1969 |
| Latin inscriptions from Ramsfort House, Gorey, Co. Wexford | Smith, Andrew | Article in Journal | | 1988 |
| Law and the Family in Ireland, 1800-1950 | | Monograph or Collective Volume | Palgrave | 2017 |
| Le 'comte de Barnaval' : a sidelight on Barnewall family history | Langrishe, Henry | Article in Journal | | 1944 |
| Leabhar Chlainne Suibhne : an account of the MacSweeney families in Ireland | | Monograph or Collective Volume | [s.n.] | 1920 |
| Leaves from the journal of our life in the Highlands, from 1848 to 1861. To which are prefixed and added extracts from the same journal giving an account of earlier visits to Scotland and tours in England and Ireland, and yachting excursions | Helps, Arthur, Sir, 1813-1875Victoria, queen, 1819-1901 | Monograph or Collective Volume | | 1868 |
| Leeches to lasers : sketches of a medical family | Moore, Richard, 1930- | Monograph or Collective Volume | Morrigan Books | 2002 |
| Legacy of a dispensary doctor | Murphy, Hilary | Article in Journal | | 2005 |
| Legal documents relating to Fermoy, Castlelyons, and other parts of east Cork | Collins, J. T. | Article in Journal | | 1947 |
| Legislation on contraception and abortion | Hannon, Patrick | Article in Book | | 2003 |
| Lemnalary : a house on the Antrim coast and those who lived in it (part 2) | Irvine, James | Article in Journal | | 1985 |
| Lemnalary : a house on the Antrim coast and those who lived in it. Part 1 | Irvine, James | Article in Journal | | 1984 |
| Letter from America 1851 | Murphy, Jim | Article in Journal | | 1998 |
| Letter from Bytown | | Article in Journal | | 2001 |
| Letter from Samuel Pelan to his son Thomas Rutherford Pelan | Pelan, Samuel | Article in Journal | | 1984 |
| Letterbook of the Earl of Clanricarde, 1643-47 | | Monograph or Collective Volume | Stationery Office for the Irish Manuscripts Commission | 1983 |
| Letters from Connaught to a Wild Goose | De Breffny, Brian | Article in Journal | | 1978 |
| Letters from Francis Edward to Lucy Lascelles | McCormick, Finbar | Article in Journal | | 2001 |
| Letters from the Irish highlands of Connemara by the Blake family of Renvyle House 1823/1824 | Blake, familyWhelan, Kevin | Monograph or Collective Volume | Gibbons Publications | 1995 |
| Letters home | Jensen, Mary | Article in Journal | | 1998 |
| Letters of Charles Lever to his wife and daughter | Rolfe, F. P. | Article in Journal | | 1936 |
| Letters to America from a dying sister | O'Malley, Patricia Trainor | Article in Journal | | 1998 |
| Letters to an army surgeon | Pielou, Leslie | Article in Journal | | 1999 |
| Letters to his family (1874-1927) | McMahon, Patrick | Monograph or Collective Volume | Polding Press | 1974 |
| Liberalism under the Union : three generations of an Irish liberal family | McCracken, J. L. | Article in Journal | | 2001 |
| Library of the Irish Genealogical Research Society, accessions | Anonymous | Article in Journal | | 1952 |
| Life and death in Medieval Gaelic Ireland: the skeletons from Ballyhanna, Co. Donegal | McKenzie, Catriona JMurphy, Eileen M. | Monograph or Collective Volume | Four Courts press | 2018 |
| Life and letters of Sarah Lennox, 1745-1826 | | Monograph or Collective Volume | [s.n.] | 1901 |
| Life in Ballinamere in the early 1940s – memories and reflections | O’Brien, Ted | Article in Book | | 2015 |
| Life in Ballinamere over the years | Fox, Rose | Article in Book | | 2015 |
| Life in the big house : the Wilson family at Belvoir Park | Mitchell, John | Article in Book | | 2005 |
| Life writing in the Boyle family network | Zurcher, Amelia | Chapter in Book | | 2019 |
| Lifting Lady Gregory's skirts | Keogh, Finola | Article in Journal | | 1992 |
| Lighthouses - a different perspective | Scanlan, Bill | Article in Journal | | 1994 |
| Lighting out for the territory back east : Ellis Parker Butler, American humorist | Chapin, Henry B. | Article in Journal | | 1987 |
| Limerick O'Shaughnessys : an overview | Feheney, John P. M. | Article in Journal | | 1993 |
| Linen, family and community in Tullylish, County Down, 1690-1914 | Cohen, Marilyn | Monograph or Collective Volume | Four Courts | 1997 |
| Links with Clare | Weir, Hugh W. L. | Article in Journal | | 2001 |
| Links with the past | Blackall, Henry, Sir | Article in Journal | | 1978 |
| Lios-an-Uisce : the history of a house and its occupants from 1753 to the present day | O'Malley, Mary Pat | Monograph or Collective Volume | The author | 1982 |
| Little drops of brandy | Mulcahy, Michael | Article in Journal | | 1984 |
| Lives moved to New South Wales : Free passage for convict's families | McIntyre, Perry | Article in Journal | | 2010 |
| Long forgotten days (leading to Waterloo) | | Monograph or Collective Volume | | 1928 |
| Long shadow cast before : nine lives in Ulster, 1625-1977 | Brett, Charles Edward Bainbridge, Sir, 1928-2005 | Monograph or Collective Volume | Bartholomew | 1978 |
| Long Shadows Cast Before : Nine Lives in Ulster, 1625-1977 | Brett, Charles Edward Bainbridge, Sir, 1928-2005 | Monograph or Collective Volume | Bartholomew | 1978 |
| Longfield's of Kilbride and a link with Swift | Longfield, A. K. (Ada Kathleen), 1899-1987 | Article in Journal | | 1971 |
| Looking under stones : roots, family and a Dingle childhood | O'Toole, Joe | Monograph or Collective Volume | O'Brien Press | 2003 |
| Lord and Lady de Ros, William Lennox Lasalles Fitzgerald de Ros and Lady Georgina Lennox | McConville, Michael | Article in Journal | | 1989 |
| Lord Shannon's letters to his son | Boyle, Richard, 2nd earl of Shannon, 1728-1807Hewitt, Ester | Monograph or Collective Volume | Public Record Office of Northern Ireland | 1983 |
| Lord Trimleston's advice to his son - a fragment | O'Donnell, Terence | Article in Journal | | 1964 |
| Lords and landlords - the Donegall family | Maguire, W. A. (William Alexander) | Article in Book | | 1983 |
| Lordship and dynasty in the late medieval Irish sea world : the Hiberno-Scottish nexus | Egan, Simon | Article in Journal | | 2019 |
| Lore of the linen "Lords" and others | Kenny, James G. | Article in Journal | | 1993 |
| Los Stafford, una familia irlandesa en España | De Castro, Fernando Bruquetas | Article in Book | | 2003 |
| Loss | Mullan, Bernie | Article in Journal | | 2016 |
| Lost estates and vanished glories | De Breffny, Brian | Article in Journal | | 1985 |
| Lost periods | Ffolliott, Rosemary | Article in Journal | | 1974 |
| Lost Republics : The Cashman Brothers in Ireland and America, 1870s-1920s | Miller, Kerby A. | Article in Journal | | 2015 |
| Lough Rorkan and the O'Lorkans | Paterson, T. G. F. | Article in Journal | | 1959 |
| Love, labour and life : women in Carrick-on-Suir in the late eighteenth century | Clarkson, L. A. (Leslie A.) | Article in Journal | | 1993 |
| Love, loss and learning in late Georgian Belfast : the case of Eliza McCracken | Wright, Jonathan Jeffrey | Article in Book | | 2016 |
| Lucia Joyce : to dance in the wake | Schloss, Carol Loeb | Monograph or Collective Volume | Bloomsbury | 2004 |
| Lucius and Catherine O'Brien of Corofin | MacMahon, Michael | Article in Journal | | 2001 |
| Lynn of Eskylane - constructing a family tree in County Antrim | Lynn, James | Article in Journal | | 2012 |
| M. Minchins in Australia | Anonymous | Article in Journal | | 1948 |
| Mac Cailin - a martial clan | Bonner, Brian | Article in Journal | | 1981 |
| Mac Colgan : Airchinneach of Domnach Mór Mhaigh Tochair | Bonner, Brian | Article in Journal | | 1987 |
| Mac Dorchaidh, chiefs of Cinel Luachain | Logan, Patrick | Article in Journal | | 1958 |
| Mac Kernan of Tullyhunco | Kernan, John Devereux | Monograph or Collective Volume | The author | 1992 |
| Macc-shlabia | Matheson, Angus | Article in Journal | | 1940 |
| MacCarthy people and places | St. Leger, Alicia | Monograph or Collective Volume | Ballinakella | 1990 |
| MacDermot of Coolavin : the Gaelic families of Connacht | MacDermot, Dermot, Sir | Article in Journal | | 1982 |
| MacKeoghs of Moyfinn | Moore, Arthur | Article in Journal | | 1978 |
| MacNeill the person | Shaw, Francis | Article in Book | | 1973 |
| MacTaghlins and Houstons of Donegal | Houston, Joseph | Article in Journal | | 1980 |
| Made of gold : a biography of Angela Burdett Coutts | Orton, Diana | Monograph or Collective Volume | Hamish Hamilton | 1980 |
| Máel Coba Ua Gallchobair and his early family background | Ó Canann, Tomás G. | Article in Journal | | 2004 |
| Magheralin old graveyard : an investigation | Withers, Michael | Article in Journal | | 2004 |
| Magraths of Bagenalstown family lines | Bayliss, Pat | Article in Journal | | 2001 |
| Magraths of Bagenalstown family lines | Bayliss, Pat | Article in Journal | | 2000 |
| Mahony of Cullina : (pedigree) | Anonymous | Article in Journal | | 1982 |
| Máire Rua : lady of Leamaneh | MacNeill, MáireMurphy, Maureen | Monograph or Collective Volume | Ballinkella Press | 1990 |
| Máire Rua : lady of Leamaneh. | MacNeill, MáireMurphy, Maureen | Monograph or Collective Volume | Ballinkella Press | 1990 |
| Mairgréag an-Einigh Ó Cearbhaill : 'The best of the women of the Gaedhil' | Fitzpatrick, Liz | Article in Journal | | 1992 |
| Máirtín Ó Neachtain | Gallinagh, Tony | Article in Journal | | 2002 |
| Making Ireland English : the Irish aristocracy in the seventeenth century | Ohlmeyer, Jane H. | Monograph or Collective Volume | Yale | 2012 |
| Making the grand figure : lives and possessions in Ireland, 1641-1770 | Barnard, T. C. (Toby Christopher) | Monograph or Collective Volume | Yale University Press | 2004 |
| Malachy O'Quealy's ancestral clan, and place of origin | Gaynor, Patrick | Article in Journal | | 1943 |
| Mallow and the Robinson settlements | Roche, Christy | Article in Journal | | 1990 |
| Mallow castle and the Jephson family | Copps, J. | Article in Journal | | 1985 |
| Mallow Methodism | Bolster, H. L. Frank, Rev. | Article in Journal | | 1992 |
| Mallow miscellany | O'Reilly, Seán | Article in Journal | | 1984 |
| Malting the barley : John H Bennett; the man and his firm : 200 years of malting barley in Ballinacurra | West, Trevor | Monograph or Collective Volume | Charleston House | 2006 |
| Mansfield-Bakers-Mallow-Melbourne-Geelong | Cahill, Marie | Article in Journal | | 1994 |
| Manus O'Donnell, 21st Lord of Tir Chonaill | Anonymous | Article in Journal | | 1986 |
| Manuscript collections in private keeping : reports in National Library of Ireland | Ainsworth, John F.Hewson, Michael | Article in Journal | | 1985 |
| Manuscript sources for the history of Irish civilisation. First supplement, 1965-75. 3 vols. | | Monograph or Collective Volume | | 1979 |
| Manuscripts of genealogical interest in Trinity College, Dublin | Evans, M. D. | Article in Book | | 1996 |
| Maolmordha Mac Suibhne | Walsh, Paul, Revd, 1885-1941 | Article in Journal | | 1940 |
| Mapping the great lone land : how the Butlers did it | Duffy, Denis | Monograph or Collective Volume | University College Dublin | 1995 |
| Margaret Fitzgerald wife of Piers Butler 8th earl of Ormond and 1st earl of Ossory | Kehoe, Imelda | Article in Journal | | 1991 |
| Marie Angélique de la Cherois : life of a Huguenot heiress, 1700-1771 | Day, Angélique | Article in Book | | 1987 |
| Marie Stopes in Ireland : the mother's clinic in Belfast, 1936-1947 | Jones, Greta | Article in Journal | | 1992 |
| Marmion descents : being the noble and royal ancestors of the Marmion family of Ireland | Marmion, William F. K. | Monograph or Collective Volume | St. Lazarus press | 2005 |
| Marr - the surname, not married bliss | Wilkins, David | Article in Journal | | 2002 |
| Marriage and fertility in the Republic of Ireland since 1926 : some geographical considerations | Coward, John | Thesis | | |
| Marriage and population in pre-famine Ireland | Lee, J.J. (John Joseph), 1942- | Article in Journal | | 1968 |
| Marriage breakdown in Ireland, c. 1660-1857 | O'Dowd, Mary | Article in Book | | 2017 |
| Marriage disputes : a fragmentary Old Irish law text | | Monograph or Collective Volume | Dublin Institute for Advanced Studies | 2014 |
| Marriage in early Ireland | Ó Corráin, Donnchadh | Article in Book | | 1985 |
| Marriage in Ireland | | Monograph or Collective Volume | College P. | 1985 |
| Marriage in Ireland : church and state | Conway, W. | Article in Journal | | 1946 |
| Marriage in Ireland in the twentieth century | Walsh, Brendan M. | Article in Book | | 1985 |
| Marriage in Ireland, 1660-1925 | Luddy, MariaO’Dowd, Mary | Monograph or Collective Volume | Cambridge University Press | 2020 |
| Marriage in medieval Ireland | Cosgrove, Art | Article in Journal | | 1994 |
| Marriage in post-famine Ireland | Fitzpatrick, David | Article in Book | | 1985 |
| Marriage in Tudor Ireland | Mac Curtain, Margaret | Article in Book | | 1985 |
| Marriage licence bonds, chancery bills and miscellanea | Walton, Julian | Article in Journal | | 1983 |
| Marriage settlements in the Registry of Deeds | Beglan, Mary | Article in Journal | | 2002 |
| Marriage, sexuality, and the law in Ireland | Luddy, Maria | Article in Book | | 2016 |
| Marriage, the Family, and Sexual Ethics | Geiringer, David : Kelly, Laura | Article in Book | Oxford University Press | 2023 |
| Marriages between offspring of Shane McBrien O'Neill and Cahal O'Hara of Crebilly : wherefores and effects on succession to the Shane's Castle, 1695-1719 | O'Hara, Brian M.Shafer, Stephen Q. | Article in Journal | | 2015 |
| Married women and the law in premodern northwest Europe | | Monograph or Collective Volume | Boydell | 2013 |
| Married women's property in Ireland 1800-1900 | Costello, Kevin | Article in Book | | 2017 |
| Marshall of Manor Cunningham | Marshall, G. F. L. | Monograph or Collective Volume | E. Dwelly | 1947 |
| Marx - the Irish connection | O'Riordan, Michael | Article in Journal | | 1983 |
| Mary Breen - An appreciation | Anonymous | Article in Journal | | 2001 |
| Mary Cumming's letters home to Lisburn from America 1811-1815 | | Monograph or Collective Volume | Impact-Amergin | 1982 |
| Mary Jane in the country | Byrne, Declan | Article in Journal | | 2000 |
| Mary Marshall (Brennan) | Brennan, Eddie | Article in Journal | | 2004 |
| Mary, Kitty and Rita - the three Harte sisters | Phelan, Margaret M. | Article in Journal | | 1999 |
| Matchmaking and marriage in Co. Cavan in the late nineteenth century | Sexton, Anna | Article in Journal | | 1978 |
| Matt Byrne [obituary] | Anonymous | Article in Journal | | 1996 |
| Matthew Coke Esq., Paunstown | Coke, Bertha | Article in Journal | | 1998 |
| Matthew de Oviedo : birthplace, parentage, place of burial | Hawkes, William | Article in Journal | | 1955 |
| Maurice Andy Murphy of Glashakinleen | Anonymous | Article in Journal | | 1989 |
| Maurice Cuffe of Ennis and his family | Hobson, R. B. | Article in Journal | | 1994 |
| Maxol - Celebrating 100 years: The Story of an Irish Family Business, 1920-2020 | Bunbury, Turtle | Monograph or Collective Volume | The Maxol Group & Turtle Bunbury Histories | 2020 |
| Mayo born people in Kingstown 1901 | | Article in Journal | | 1996 |
| Mc Clintock inscriptions and heraldry at Drumcar | Bellew, Séamus | Article in Journal | | 2005 |
| McCarthy of Rathroe and Rathduane | Ua Cadhla, Diarmuid | Article in Journal | | 1991 |
| McCartie of Rathduane, Cullen, Newmarket, Headford | Ua Cadhla, Diarmuid | Article in Journal | | 1989 |
| McCouaig family ships | McCouaig, Seán, Capt. | Article in Journal | | 1998 |
| McGrath's arrival to Wexford in the late seventeenth century : a combined analysis from Irish and Basque sources | Cagigal, Ekain | Article in Journal | | 2014 |
| McSparrons - through the mists of time | McSparron, Malcolm | Article in Journal | | 1995 |
| Me Guidhir Fearmanach, The Maguires of Fermanagh | | Monograph or Collective Volume | | 1917 |
| Me Guidhir Fhearmanach | Ua Duinnín, Pádraig | Monograph or Collective Volume | | 1917 |
| Measuring heads, bodies and evaluating family farming and occupational continuities : revisiting the 1931-36 Harvard Anthropological Survey of Co. Clare / Ireland | Smyth, W. J. (William John), 1944- | Article in Book | | 2008 |
| Meath ancestors : a guide to sources for tracing your ancestors in Co. Meath | French, Noel E. | Monograph or Collective Volume | Trymme Press | 1993 |
| Medical and musical - the Fannins of Dublin | Cooney, Dudley A. Levistone | Article in Journal | | 1996 |
| Medicalizing the female reproductive cycle in rural ireland, 1926-56 | Breathnach, Ciara | Article in Journal | | 2012 |
| Mehitabel Canning : a redoubtable woman | | Monograph or Collective Volume | Rooster | 2001 |
| Memoir | McGahern, John, 1934-2006 | Monograph or Collective Volume | Faber | 2005 |
| Memoirs and letters of Richard and Elizabeth Shackleton, late of Ballitore, Ireland | | Monograph or Collective Volume | printed for Harvey and Darton | 1822 |
| Memoirs of a Tipperary family : the Gaynors of Tyone, 1887-2000 | Gaynor, Eamonn | Monograph or Collective Volume | Geography Publications | 2003 |
| Memoirs of the lives and characters of the illustrious family of the Boyles | Brady, DonaldBudgell, Eustace | Monograph or Collective Volume | Waterford County Council | 2003 |
| Memories of a fifties childhood in Coleraine | Cunningham, Jennifer | Article in Journal | | 1998 |
| Memories of west Wicklow 1813-1839 : the early life of William Hanbidge | | Article in Journal | | 2007 |
| Merchant princes : the remarkable story of Tralee's milling families | O'Mahoney, Vincent | Monograph or Collective Volume | The author | 2016 |
| Michael B. Yeats : a committed Irish and European legislator | Mansergh, Martin | Article in Book | | 2016 |
| Michael Collins - his early life and the place he called home | Ryan, Meda | Article in Journal | | 1998 |
| Michael Davitt and John Davitt Jageurs (1895-1916) | O'Neill, Pamela | Article in Journal | | 2007 |
| Michael Doheny - the Cork connection | Fitzgerald, Michael | Article in Journal | | 1993 |
| Michael Dwyer's daughter Mary Ann and her descendants | Cargeeg, George | Article in Journal | | 1994 |
| Michael Fitzgerald - an appreciation | N., W. | Article in Journal | | 2004 |
| Michael John Collins and Marianne O'Brien | Dowd, Mary T.Huethorst, Bernard | Article in Journal | | 2007 |
| Michael Lillis, 1948-2006 | Lowry, Joss | Article in Journal | | 2006 |
| Migrant mothers and the geographies of belonging | Gilmartin, MaryMigge, Bettina | Article in Journal | | 2016 |
| Minchins in Australia | Minchin, Victor John | Article in Journal | | 1948 |
| Miscellanea Vaticano-Hibernica | | Article in Journal | | 1917 |
| Miscellaneous biographical notices relating to Baltinglass appearing in newspapers, 1748-1904 | Gorry, Paul | Article in Journal | | 2011 |
| Miscellaneous stories of Caomhánachs in exile | Cavanagh, Cathal | Article in Journal | | 2006 |
| Miss Margaret Clyde of Duncrun | Carragher, Fionnuala | Article in Journal | | 1997 |
| Missing persons, or my grandmother's secrets | Wills, Clair | Monograph or Collective Volume | Allen Lane | 2024 |
| Mistress Rutherford's conversion narrative | | Article in Book | | 2004 |
| Mitchelstown and the Kingston family | Quinlan, Peggy | Monograph or Collective Volume | The author | 1981 |
| Mixed marriage, "a grave injury to our church" : An account of the 1957 Fethard-on-Sea Boycott | O'Connor, Catherine | Article in Journal | | 2008 |
| Mixed marriages in Ireland a century ago | Fernihough, AlanWalsh, Brendan M.Ó Gráda, Cormac | Monograph or Collective Volume | UCD School of Economics | 2014 |
| Mná na nDálach | Ó Dónaill, Niall | Article in Journal | | 1992 |
| Mobilising office, education and gender in eighteenth-century Ireland : the case of the Griersons | Griffith, Lise Marie | Article in Journal | | 2007 |
| Moloneys and the Tipperary hearth money rolls | MacLysaght, Edward | Article in Book | | 1967 |
| Momento mori : photography and loss in Dublin | Fitzpatrick, Orla | Article in Book | | 2016 |
| Monaghan town family roots : exploring family origins in Monaghan town | | Monograph or Collective Volume | Noel Farrell | 1998 |
| Monckton of Co. Limerick | De Breffny, Brian | Article in Journal | | 1972 |
| Money and morality : the life and legacy of the first William James, 1771-1832 | Croce, Paul Jerome | Article in Journal | | 1987 |
| Monksgrange : Portrait of an Irish house and family, 1769-1969 | Bull, Philip | Monograph or Collective Volume | Four Courts Press | 2019 |
| Montgomery family of Croghan, Co. Donegal | Seton-Anderson, James | Article in Journal | | 1945 |
| Montgomery of Alamein and the Montgomerys of Moville | Meehan, Helen | Article in Journal | | 1995 |
| Montgomery, field-marshal : an Ulster tribute | Flackes, W. D.McGill, Michael C. | Monograph or Collective Volume | Quota Press | 1946 |
| Moral prescription : the Irish medical profession, the Roman Catholic church and the prohibition of birth control in twentieth-century Ireland | Earner-Byrne, Lindsey | Article in Book | | 2010 |
| More about Lavalin Nugent | Brady, John, d.1963 | Article in Journal | | 1946 |
| More Irish families | MacLysaght, Edward | Monograph or Collective Volume | O'Gorman | 1960 |
| More Irish families | MacLysaght, Edward | Monograph or Collective Volume | Irish Academic Press | 1982 |
| More on the family of Hatch of Ardee | Mac Íomhair, Diarmuid | Article in Journal | | 1969 |
| More on the Kernans of Enniskillen : Randal Kernan (1774-c.1844) and others | Woods, C. J. (Christopher John) | Article in Journal | | 1979 |
| Morris of Ballybeggan and Castle Morris | Massue de Ruvigny, Melville Amadeus Henry Douglas Heddle de la Caillemotte de, Marquis de Ruvigny et Raineval | Monograph or Collective Volume | | 1904 |
| Morrisown Lattin, County Kildare, 1630–1800 the estate and its tenants | Lyons, Emma | Monograph or Collective Volume | Four Courts Press | 2020 |
| Mothers and Daughters and Sons, in the law: Family conflict, legal stories, and women’s litigation in late medieval Marseille | McDonough, Susan | Article in Book | | 2022 |
| Mount Juliet, Kilmurry and the Carricks | Butler, Hubert | Article in Journal | | 1987 |
| Mount Saint Joseph before the monks' day : Ballyskenagh to Mount Heaton. O'Carroll - Heaton - Armstrong, 1592-1818 | Walsh, Laurence | Article in Book | | 2007 |
| Mountbatten : the official biography | Ziegler, Philip | Monograph or Collective Volume | Phoenix | 2001 |
| Mountshannon house and the Fitzgibbons | Gurnett, Carole | Article in Journal | | 1984 |
| Moutray of Seafield and Roscobie, now of Favour Royal, Co. Tyrone : an historical and genealogical memoir of the family in Scotland, England, Ireland and America | Massue de Ruvigny, Melville Amadeus Henry Douglas Heddle de la Caillemotte de, Marquis de Ruvigny et Raineval | Monograph or Collective Volume | | 1902 |
| Movement, change and reaction : the struggle over reproductive rights in Ireland | Barry, Ursula | Article in Book | | 1992 |
| Moygara Castle, County Sligo, and the O'Garas of Coolavin | | Monograph or Collective Volume | Four Courts Press Ltd | 2023 |
| Moygara Castle: a history | Connon, Anne | Article in Book | | 2023 |
| Mrs Annie McCarthy, Ballynattin, Arklow | Halpin, Michael | Article in Journal | | 1996 |
| Mrs Bellew's family in Channel Row | Genevieve, Mary, Sr | Article in Journal | | 1968 |
| Mrs Bonaparte from Donegal | Crawford, Martin | Article in Journal | | 1944 |
| Mrs Elizabeth Porter | Halpin, Michael | Article in Journal | | 1996 |
| Mrs G.B.S. : a biographical portrait of Charlotte Shaw | Dunbar, Janet | Monograph or Collective Volume | Harrap | 1963 |
| Mrs John O'Brien, her life, her work, her friends | Bayley Butler, BeatriceButler, Katherine | Article in Journal | | 1980 |
| Mrs. George Berkeley and her washing machine | Furlong, E. J.Tipton, I. C. | Article in Journal | | 1965 |
| Muckross House Killarney | O'Hare, Patricia | Monograph or Collective Volume | Dúchas, the Heritage Service | 1998 |
| Muinntear Thowler | Mac Craith, NioclásNic Dhonnchadha, Aoibheann | Article in Journal | | 2001 |
| Muintir Chianáin Ard Mhaca agus borradh na dteachlach léannta | Ó Mainnín, Mícheál B. | Article in Book | | 2012 |
| Muintir Mhongain i Tearmann Uí Monghain : notes on the Erenagh family : the sacred clan of Ó Mongan of Ballymongan and Termonomongan | Mongan, Norman | Article in Journal | | 1983 |
| Mullinahone 1789-1917 : Hackett land holdings | Hackett, John, Sir | Article in Journal | | 1992 |
| Mullingar family roots : exploring family origins in Mullingar | | Monograph or Collective Volume | The author | 2005 |
| Mulock family history | Devine, Joseph | Article in Journal | | 2004 |
| Murder in the Irish family, 1930-1950 | Brennan, Karen | Article in Book | | 2017 |
| Murphy of Gragara and Castle Annaghs | Hoyne, Thomas | Article in Journal | | 1968 |
| My ancestor Martin Finn | Finn, H. C. | Article in Journal | | 2000 |
| My ancestral home - Marlay Park | Taylor, Serina | Article in Journal | | 1993 |
| My brother and I | George, William | Monograph or Collective Volume | Eyre & Spottiswoode | 1958 |
| My Cavan Caulfields | Murton, Anne Gabrielle | Article in Journal | | 2005 |
| My Cottingham and Robinson families | Griffith, W. S. | Article in Journal | | 2000 |
| My family history | Chambers, Jonathan David | Article in Journal | | 1987 |
| My family tree and I | Gabbie, Yvonne | Article in Journal | | 1999 |
| My grandfather James Michael Duffy | Flatman, Richard | Article in Journal | | 2005 |
| My Irish connections | Harding, C. | Article in Journal | | 2001 |
| My Lavey childhood | Hughes, John | Monograph or Collective Volume | Moyola Books | 1991 |
| My memories from 1952 to 2007 : a family biography | Fitzgerald, Emma, 1952- | Monograph or Collective Volume | Emma Fitzgerald | 2009 |
| My mother taught me how to pray : the nine Murphys of Newmarket-on-Fergus | Clear, Caitríona | Article in Journal | | 1995 |
| My plumber father | Malone, Eric | Article in Journal | | 2002 |
| My Uncle Frank | Bodkin, Thomas Patrick, 1887-1961 | Monograph or Collective Volume | Hale | 1940 |
| My working life on West Street | Hurley, John | Article in Journal | | 2007 |
| Myhills of Killarney, Co. Kilkenny : their landowning predecessors and successors | Hoyne, Liam | Article in Journal | | 1995 |
| Myth and memory : the history and story of the graveyards of Maynooth | Maynooth Local History and Civic Forum | Monograph or Collective Volume | Maynooth Local History and Civic Forum | 2002 |
| Na mná trí shúile Thomáis | Bourke, Angela | Article in Book | | 1998 |
| Na Nuinnsionnaigh, mór-theaghlach Gall-Ghaelach, agus an cultúr Gaelach | Ua Brádaigh, Tomás | Article in Journal | | 1966 |
| Name books for the civil parishes of Bailieborough and Shercock | Ó Ceallaigh, Liam | Article in Journal | | 1983 |
| Names on coffin plates in the vaults of SS Michael and John, Dublin | MacAuliffe, E. J. | Article in Journal | | 1976 |
| Names to conjure with : a perspective on Clare surnames | Flynn, Pat | Article in Journal | | 1995 |
| Namesakes and nicknames : naming practices in early modern Ireland, 1540-1700 | Tait, Clodagh | Article in Journal | | 2006 |
| Nano and the Nagles | Healy, James Nagle | Article in Journal | | 1988 |
| Narraghmore and the barons of Norragh | Fitzgerald, Walter, Lord | Article in Journal | | 1914 |
| Narratives of old age in French "fabliau" and an Irish folktale | Neville, Grace | Article in Journal | | 1998 |
| Narratives of ‘innocent Irish childhoods’ : return migration and intergenerational family dynamics | Ní Laoire, Caitríona | Article in Journal | | 2011 |
| Nathaniel and all the Hones | Hussey, Mary Olive | Article in Journal | | 1969 |
| Nathaniel Colgan 1851-1919: the life times and genealogy of an enigmatic Dubliner | Colgan, John
| Monograph or Collective Volume | Four Courts Press | 2022 |
| National school registers - a little known primary source for family history research | Jordan, Kieran | Article in Journal | | 2002 |
| Navigating the emotional terrain of families “here” and “there” : women, migration and the management of emotions | Ryan, Louise | Article in Journal | | 2008 |
| Neill family | Neill, Kathleen | Article in Journal | | 1987 |
| Nenagh family roots : exploring family origins in Nenagh | Farrell, Noel | Monograph or Collective Volume | Noel Farrell | 2006 |
| Nephews, dowries, sons and mothers : The geography of farm and marital transactions in eastern Ireland, c. 1820-1970 | Smyth, W. J. (William James) | Article in Book | | 2000 |
| New light on the family of Blessed Oliver Plunkett | Moran, Anne | Article in Journal | | 1959 |
| New ways to kill your mother | Tóibín, Colm | Article in Book | | 2005 |
| New Zealand obituaries | Kendall, Shirley E. | Article in Journal | | 1987 |
| Newells of Tuam | Rodda, Anne | Article in Journal | | 1998 |
| Newlands, Co. Dublin : its history and associated families 1560-1960 | Dowling, Eamonn | Monograph or Collective Volume | South Dublin County Council | 2019 |
| Newmarket court (1725-1994) | Duhallow Heritage Project | Monograph or Collective Volume | Duhallow Heritage Project | 1994 |
| News from home : letters from Golden and Bruree to Sydney (1851-1959) | Fitzpatrick, David | Article in Journal | | 1990 |
| Nicholastown castle and its owners | McCarthy, J. | Article in Journal | | 1954 |
| Nihell of Co. Clare and Co. Limerick | Niall, James M. | Article in Journal | | 1972 |
| Nimble Fingers | Staunton, Pat | Article in Journal | | 2024 |
| Nine generations : a history of the Andrews family, millers of Comber | | Monograph or Collective Volume | Isaac Andrews | 1958 |
| Nineteenth century county Antrim immigrant families in the burgh of Campbeltown | Martin, Angus | Article in Journal | | 1985 |
| No other medicine but hope : memoirs of a minister's wife | McDaid, Marguerite | Monograph or Collective Volume | Blackwater | 2002 |
| No profit but the name : the Longfords and the Gate theatre | Cowell, John, 1912- | Monograph or Collective Volume | O'Brien Press | 1988 |
| No Scythians here : women and marriage in seventeenth-century Ireland | Dickson, David | Article in Book | | 1991 |
| No sex, please, we're Catholic: the influence of the Catholic church on the declining marriage rates in Ireland between the Famine and the First World War | Foley, Aideen | Thesis | | 2000 |
| Noel Reid an appreciation | Riordan, Peter J. | Article in Journal | | 1998 |
| Nora Barnacle - exile | O'Donnellan, Shile | Article in Journal | | 1995 |
| North Antrim families | Bennett, T. | Monograph or Collective Volume | Volturna Press | 1974 |
| Notes and comments : the Kernan family | Moore, Philip | Article in Journal | | 1954 |
| Notes of some Portarlington families 1860-1893 | Storey, Harold J. | Article in Journal | | 1985 |
| Notes on 18th century Dalway and Metge families | Wilson, Lorton | Article in Journal | | 1948 |
| Notes on Belgard Castle, Clondalkin, County Dublin | Bewley, Edmund T., Sir | Article in Journal | | 1908 |
| Notes on Erenagh family : the sacred clan of Ó Mongan of Ballymongan and Termongan | Mongan, Norman | Monograph or Collective Volume | The author | 1981 |
| Notes on Hartwell castle, in the parish of Kill | Fitzgerald, Walter, Lord | Article in Journal | | 1917 |
| Notes on Í Dhuinn family | McGrath, Cuthbert | Article in Journal | | 1959 |
| Notes on Lady Margaret Fitzgerald, who married Pierce, 8th Earl of Ormonde, in 1845 | Fitzgerald, Walter, Lord | Article in Journal | | 1917 |
| Notes on Punchestown and Cradockstown | "Omurethi" | Article in Journal | | 1908 |
| Notes on some associated families | Madden, Gerard | Article in Book | | 1993 |
| Notes on some families in the Clones area | Ó Mórdha, Pilip | Article in Journal | | 1990 |
| Notes on some Spanish Butlers | Butler, David J. | Article in Journal | | 1985 |
| Notes on the Bermingham pedigree | Orpen, Goddard H. | Article in Journal | | 1915 |
| Notes on the Blacks and McCurdys of the Glens of Rathlin | Turner, Brian | Article in Journal | | 1986 |
| Notes on the Blood family of Corofin | MacMahon, Michael | Article in Journal | | 1992 |
| Notes on the early Irish Vances | Vans, P. A. | Article in Journal | | 1983 |
| Notes on the family of O'Kelly | Kelly, Richard J. | Article in Journal | | 1905 |
| Notes on the family of Sherlock : chiefly gathered from the state papers and other official documents | Ffrench, J. F. M. | Article in Journal | | 1899 |
| Notes on the Finucanes of Moy and Ennistymon | Mac Mahon, Michael | Article in Journal | | 2023 |
| Notes on the Irish hammered coinage | Harris, E. J. | Article in Journal | | 1965 |
| Notes on the Laud genealogies | Mac Neill, John | Article in Journal | | 1912 |
| Notes on the lineage of Lambert of Brookhill, Co. Mayo | Lambert, Guy William | Article in Journal | | 1965 |
| Notes on the Mac Kennas of Truagh | Ó Dufaigh, Seosamh | Article in Journal | | 1974 |
| Notes on the Ó Peatains of Donegal, Mayo and Roscommon | Payton, F. B. | Article in Journal | | 1971 |
| Notes on the O'Cassidy scribes | Ó Tuathail, Éamonn | Article in Journal | | 1940 |
| Notes on the O’Kelly family | Kelly, E. Festus | Article in Journal | | 1934 |
| Notes on the Richardsons of Richmount and Richfort | De Montfort, Simon L. M. | Article in Journal | | 1978 |
| Notes on the Sweetman family | Sweetman, Edmund | Article in Journal | | 1902 |
| Notes on the Terry pedigree | Terry, Kevin | Article in Journal | | 2003 |
| Notice sur la famille Archdeacon en Angleterre, en Irlande, à Douai, à Bruges et à Dunkerque | Duteil, J. | Article in Journal | | 1903 |
| Nowhere’s child : the inspiring story of how one woman survived Hitler’s breeding camps and found an Irish home | Linehan, NaomiRosvall, Kari | Monograph or Collective Volume | Hachette Ireland | 2015 |
| Nualaidh and her sisters, Máire and Máighréad: the daughters of Aodh Ó Domhnaill and An Inghean Dubh | Ó Macháin, Pádraig | Article in Book | | 2022 |
| Ó Cléirigh pedigrees and personalities | Ó Cléirigh, Noel | Monograph or Collective Volume | Editions des Éscrivains | 2002 |
| Ó Drisceoil : O'Driscolls : past and present | Lankford, Éamon | Monograph or Collective Volume | Cape Clear Museum | 2005 |
| Ó Maoldoraidh/Mac Giollafhinnéin | Devlin, Ciarán | Article in Journal | | 2002 |
| O Meaghar, Meagher and Maher - and their disposal in Tipperary | Hayes, William J. | Article in Journal | | 1993 |
| Ó Muirgheasain : the bishop's tax gatherer | Bonner, Brian | Article in Journal | | 1991 |
| O Ruairc of Breifne | MacDermot, Betty | Monograph or Collective Volume | Drumlin | 1990 |
| O'Brien : people and places | Weir, Hugh W. L. | Monograph or Collective Volume | Ballina Press | 2002 |
| O'Brien of Thomond : the O'Briens in Irish history 1500-1865 | O'Brien, Ivar | Monograph or Collective Volume | Phillimore | 1986 |
| O'Brien people and places | Weir, Hugh W. L. | Monograph or Collective Volume | Ballinakella | 1983 |
| O'Brien's Baltinglass origins | Gorry, Paul | Article in Book | | 2006 |
| O'Bryne genealogical charts | Nicholls, K. W. (Kenneth W.) | Article in Book | | 1998 |
| O'Callaghan Westropp papers | Gorman, Tommy | Article in Journal | | 1991 |
| O'Carragher bibliography | | Monograph or Collective Volume | Caraher Family History Society | 1991 |
| O'Clerys in west Mayo | Ó Moghráin, Pádraig | Article in Book | NA | 1944 |
| O'Connell and his family | O'Connell, Maurice R. | Article in Book | | 1980 |
| O'Dea, Ua Déaghaidh : the story of a rebel clan | Ua Cróinin, Risteárd | Monograph or Collective Volume | Ballinakella | 1992 |
| O'Doherty people and places | Ó Dochartaigh, Seoirse Fionnbarra | Monograph or Collective Volume | Ballinakella | 1998 |
| O'Donnell histories : Donegal and the Annals of the Four Masters | Cunningham, Bernadette | Monograph or Collective Volume | Rathmullan and District Local History Society | 2007 |
| O'Donnells of Newport and Killeen | Donohoe, Tony | Article in Journal | | 1992 |
| O'Donoghue : people and places | O'Donoghue, R. | Monograph or Collective Volume | Ballinakella | 1999 |
| O'Grady of Cappercullen | Bardwick, L. J. | Article in Journal | | 1957 |
| O'Hanley and the townland of Kilmacongh | Hanley, Gerald | Article in Journal | | 1958 |
| O'Hara of Craigbilly, Oaklands also | Kenny, James G. | Article in Journal | | 1994 |
| O'Mahony births & marriages: 1901-1910 | O'Mahony, Colman | Article in Journal | | 2006 |
| O'Mahony births: 1911-1915 | O'Mahony, Colman | Article in Journal | | 2008 |
| O'Mahony deaths: 1911-1915 | O'Mahony, Colman | Article in Journal | | 2008 |
| O'Mahony deaths: 1920-1924 | O'Mahony, Colman | Article in Journal | | 2010 |
| O'Mahony marriages: 1911-1915 | O'Mahony, Colman | Article in Journal | | 2008 |
| O'Mahony news: 1920-1924 | O'Mahony, Colman | Article in Journal | | 2010 |
| O'Mahony's around Dunmanus Bay | Ó Murchadha, Diarmuid | Article in Journal | | 1993 |
| O'Malley : people and places | Mulloy, Sheila | Monograph or Collective Volume | Ballinakella Press, Westport & Carrowbaun Press | 1988 |
| O'Malley people and places | Mulloy, Sheila | Monograph or Collective Volume | Ballinakella Press, Westport & Carrowbaun Press | 1998 |
| O'Malleys between 1651 and 1725 | O'Malley, Owen, Sir | Article in Journal | | 1953 |
| O'Molloys of Fircall | Cox, Liam, 1908-2003 | Article in Journal | | 1973 |
| O'Neill : people and places | O'Neill, Seán | Monograph or Collective Volume | Ballinakella | 1991 |
| O'Neill : the origins of a dynasty | Moncrieffe, Ian, Sir | Article in Journal | | 1982 |
| O'Neill claimants in Dublin | Brady, John, d.1963 | Article in Journal | | 1942 |
| O'Neill family history, 1721-2018 | O'Neill, William Oliver | Monograph or Collective Volume | The Author | 2019 |
| O'Neill's own country and its families | Ó Doibhlin, Éamon | Article in Journal | | 1971 |
| O'Ryan of Mallorca | O'Ryan, William D. | Article in Journal | | 1962 |
| Oak Park : people, place and politics | Delaney, Catherine J. | Monograph or Collective Volume | Catherine J Delaney | 2018 |
| Oak Park House and the Bruen family | Delaney, Cathleen | Article in Journal | | 2001 |
| Obituaries | Anonymous | Article in Journal | | 2004 |
| Obituary : his honour the 28th Lord Dunboyne | Chartres, T. G. | Article in Journal | | 2004 |
| Obituary for Hugh Alexander Boyd [from the] Coleraine Chronicle and Ballymoney Times | Anonymous | Article in Journal | | 1996 |
| Obituary, Liam Cox | Anonymous | Article in Journal | | 2004 |
| Obituary. Christy A. McCormack, 1914-2004 | F, E. S. | Article in Journal | | 2004 |
| Obituary. Christopher Townley/Críostóir Túinléigh | Mac Mathúna, Séamus | Article in Journal | | 2006 |
| Obituary. Rev. William Durkan,P.P. | | Article in Journal | | 2006 |
| Official list of householders in the town of Skerries for the year 1845 | Duff, R. S. | Article in Journal | | 1998 |
| Old Bawn, County Dublin | Vicars, Arthur, Sir | Article in Journal | | 1908 |
| Old days in Ormond Co. Tipperary | O' Meara, Paddy | Monograph or Collective Volume | Paddy O'Meara | 2007 |
| Old families of Carrickfergus and Ballynure : from gravestone inscriptions, wills and biographical notes | | Monograph or Collective Volume | Ulster Historical Foundation | 1995 |
| Old families of Larne and district : from gravestone inscriptions, wills, and biographical notes | | Monograph or Collective Volume | Ulster Historical Foundation | 2004 |
| Old Mitchelstown and the Kingston family | Quinlan, Peggy | Monograph or Collective Volume | The author | 1980 |
| On the fringe and in the middle. The MacDonalds of Antrim and the Isles 1206-1586 | Smith, Philip | Article in Journal | | 1994 |
| On the trail of two Josephs : researches in the 1871-1901 English census | Chapman, Ann | Article in Journal | | 2006 |
| Once upon a hill : love in troubled times | Patterson, Glenn, 1961- | Monograph or Collective Volume | Bloomsbury | 2008 |
| One hundred years of Clara history : a Goodbody family perspective : from the diary of Lydia Goodbody, 1841-1886 and Harold Goodbody's history of Clara, 1887-1947 | | Monograph or Collective Volume | Esker Press : The Offaly Historical and Archaeological Society | 2021 |
| One of the men of the west | Kelly, Patrick | Article in Journal | | 1992 |
| One woman's life | Murray, Joan | Article in Journal | | 1997 |
| Oofle Dust: The Story of Albert Le Bas - Ireland’s Foremost Magical Entertainer | Le Bas, Barbara & Woodward, Chris | Monograph or Collective Volume | Orla Kelly | 2020 |
| Oral History : The Gathering | Almeida, Linda Dowling | Article in Journal | | 2013 |
| Ordinary lives : the private lives of three generations of Ireland's professional classes | Farmar, Tony | Monograph or Collective Volume | Gill & Macmillan|A. & A. Farmar | 1995 |
| Ordinary lives, death, and social class. Dublin city Coroner's Court, 1876-1902 | Breathnach, Ciara | Monograph or Collective Volume | Oxford University Press | 2023 |
| Origin and history of the O'Dohertys | Mathews, Anthony | Monograph or Collective Volume | The author | 1973 |
| Origin and history of the O'Donoghues | Mathews, Anthony | Monograph or Collective Volume | | 1973 |
| Origin of O'Higgins families | Cox, Liam, 1908-2003 | Article in Journal | | 1997 |
| Origin of the McCanns with a history of the sept | Mathews, Anthony | Monograph or Collective Volume | | 1973 |
| Origin of the McKennas with a history of the sept | Mathews, Anthony | Monograph or Collective Volume | Mathews | 1972 |
| Origin of the name : Mac (FE(A)RC(h)AIR Ferchar : MacCarra (g)her, Carraher - 'very dear one' (or man) | Anonymous | Article in Journal | | 1982 |
| Origin of the O'Reillys and a history of the sept | Mathews, Anthony | Monograph or Collective Volume | Mathews | 1970 |
| Origin of the O'Rourkes, with a history of the sept | Mathews, Anthony | Monograph or Collective Volume | Mathews | 1970 |
| Origin of the surname McGuinness, with a short history of the sept | Mathews, Anthony | Monograph or Collective Volume | Mathews | 1968 |
| Origin of the surname O'Flaherty, with a short history of the sept | Mathews, Anthony | Monograph or Collective Volume | Mathews | 1968 |
| Origin of the surname O'Kelly, with a short history of the sept | Mathews, Anthony | Monograph or Collective Volume | Mathews | 1968 |
| Origins of the Éoganachta | Sproule, David | Article in Journal | | 1984 |
| Origins of the O'Donoghues | Mathews, Anthony | Monograph or Collective Volume | Mathews | 1973 |
| Origins of the O'Rourkes, with a history of the sept | Mathews, Anthony | Monograph or Collective Volume | | 1970 |
| Ormond deeds in National Library of Ireland | Empey, C. A. (Adrian) | Article in Journal | | 1977 |
| Ormond deeds, 1644-49 : ten abstracts from T. Blake Butler | Blake Butler, T. | Article in Journal | | 1988 |
| Oscar Wilde and the Wildes of Merrion Square | Coakley, Davis | Article in Book | | 2003 |
| Oscar Wilde's friend and benefactor, Helen Carew (c1856-1928) | Robinson, James | Article in Journal | | 2005 |
| Other distinguished people from this area, or their descendants | Kennedy, Joseph | Article in Book | | 2007 |
| Our midland roots : a family memoir | Walsh, Marion | Monograph or Collective Volume | Marion Walsh | 2018 |
| Our roots under the rock : the O'Connor family history, 1833-2006 | O'Connor, Mary | Monograph or Collective Volume | An Ríocht | 2006 |
| Our senior citizen | Dalton, Michael | Article in Book | | 2015 |
| Outline history of Devoy family of Courtwood ... Leix ... and the Walsh families in Ireland, England, Australia, ... USA ... | Blunt, Ann M.Flynn, Michael P. | Monograph or Collective Volume | The authors | 1999 |
| Overlooking the River Mourne : four centuries of family farms in Edymore and Cavanalee in County Tyrone | Cox, Michael | Monograph or Collective Volume | Ulster Historical Foundation | 2006 |
| Owen and Perrin family history | Owen, Hugh | Monograph or Collective Volume | St Richard's press | 1981 |
| Oxfordshire Butlers | Butler, Patrick Theobald Tower, 28th baron Dunboyne, 1917-2004 | Article in Journal | | 1987 |
| O’Connell of Cork | Butler, Patrick Theobald Tower, 28th baron Dunboyne, 1917-2004 | Article in Journal | | 1996 |
| O’Conor Corcomroe : a bilingual history | Ó Conchúir, M. F. | Monograph or Collective Volume | The author | 1996 |
| P. J. McCall, poet and balladeer, and his father John McCall, writer and historian | McDonald, E. | Article in Journal | | 1986 |
| Paddy Finn's children | Glover, T. V. | Monograph or Collective Volume | Pentland Press | 1992 |
| Paddy's lot: all about Theodore Denis Phelan | Phelan, Sinéad | Monograph or Collective Volume | The author | 2019 |
| Parentage, birth, and early years of St Ciaran | Cox, Liam, 1908-2003 | Article in Journal | | 1946 |
| Parnell and his neighbours | Foster, R. F. (Robert Fitzroy) (Roy), 1949- | Article in Book | | 1994 |
| Parnell in the context of his family and social background | Foster, R. F. (Robert Fitzroy) (Roy), 1949- | Thesis | | 1975 |
| Passing : race, religion, and the Healy family, 1820-1920 | O'Toole, James M. | Article in Journal | | 1996 |
| Past Nichols, the undertakers | Howard, PaulaNichols, Gus | Monograph or Collective Volume | J & C Nichols | 2014 |
| Pat O'Connor, in appreciation | Anonymous | Article in Journal | | 2003 |
| Pater familias and parentela : the Le Poer lineage in fourteenth-century Waterford | Parker, Ciarán | Article in Journal | | 1995 |
| Patrick Adair of Cairncastle (1624-94) | Ó Saothraí, Séamus | Article in Journal | | 1985 |
| Patrick Pearse and the Pearse family | Thornley, David | Article in Journal | | 1971 |
| Patrick Sarsfield, Earl of Lucan, with an account of his family and their connection with Lucan and Tully | Fitzgerald, Walter, Lord | Article in Journal | | 1905 |
| Patrick Troy, Wainwright | Mulcahy, Michael | Article in Journal | | 1990 |
| Patterns of marriage in nineteenth and twentieth-century Ireland | Connolly, Sean J. | Article in Journal | | 1992 |
| Paul Rodgers, an Ulster shipbuilder, and his Welsh connections | McCaughan, Michael | Article in Journal | | 1983 |
| Peasant marriage in Ireland : its structure and development since the famine | Connell, Kenneth Hugh | Article in Journal | | 1962 |
| Pedigree of the Stewarts of Ballylawn, Co. Donegal, now Marquesses of Londonderry | MacGregor, John | Article in Journal | | 1937 |
| Peers and plebs : two families in a changing world | Bingham, Madeleine, Baroness Clanmorris | Monograph or Collective Volume | Allen & Unwin | 1975 |
| Peggy Deery : a Derry family at war | McCafferty, Nell | Monograph or Collective Volume | Virago | 1989 |
| Peig : a sceal féin | Sayers, Peig | Monograph or Collective Volume | An Sagart | 1998 |
| Peig Mhór, Peig Sayers, máthair, scéalaí agus banúdar leabhar | Ní Laoithe-Uí Bheaglaoich, Cait | Article in Book | | 1999 |
| Personal and death notices in the 'Philadelphia Public Ledger' for Monaghan, Fermanagh and Cavan 1848-1873 | Genealogical Society of Pennsylvania | Article in Journal | | 1997 |
| Peter Butler of Grallagh Castle | Butler, Theobald | Article in Journal | | 1971 |
| Peter McSwiney (1783-1860) and the vexed succession to the last Mac Finin Duibh | Lyne, Gerard J. | Article in Journal | | 1980 |
| Petworth House archives : catalogue, Vol. 2 | McCann, Alison | Monograph or Collective Volume | West Sussex County Council | 1980 |
| Phyllis Gardner, her family and Rupert Brooke | Beckett, Lorna | Article in Journal | | 2007 |
| Pilot Officer Norman Robinson (1917-1943) killed in action, World War II | Robinson, James | Article in Journal | | 2006 |
| Pilot Officer Norman Robinson (1917-43) : killed in action World War II | Robinson, James | Article in Journal | | 2006 |
| Place and mentalité : the 'big house' and its locality in county Tyrone | Proudfoot, Lindsay J. | Article in Book | | 2000 |
| Place to place on life's journey | Kelly-White, Mary | Article in Journal | | 2017 |
| Plantation and the manor of Pellipar, part 3 | Hasson, Seamus | Article in Journal | | 2000 |
| Plantation of renown : the story of the La Touches of Harristown and the Baptist church at Brannockstown in Co. Kildare | Dunlop, Robert | Monograph or Collective Volume | The author | 1982 |
| Plunket genealogy | Brady, J. | Article in Journal | | 1946 |
| Pockrich notes | Seaver, George | Article in Journal | | 1944 |
| Policing the press : censorship, family planning, and the press in Ireland, 1929–67 | O'Brien, Mark | Article in Journal | | 2021 |
| Politics and the four branches of the Mabinogi | Breeze, Andrew | Article in Journal | | 1999 |
| Pons to Punch | Punch, Terence M. | Article in Journal | | 1970 |
| Poor relief and families in nineteenth-century Ireland and Italy | Cousins, Mel | Article in Journal | | 2008 |
| Portrait of a Cork family : the two James Barrys | Pressly, William L., 1944- | Article in Journal | | 1985 |
| Portrait of a Family: The Conollys of Castletown | Thorpe, Ruth | Monograph or Collective Volume | Office of Public Works|Wordwell | 2023 |
| Portstewart's appalling sea tragedy | Millar, James | Article in Journal | | 1999 |
| Portumna and the Burkes | Knox, H. T. (Hubert Thomas) | Article in Journal | | 1909 |
| Post office records - a valuable source for family history | Mamion, Marie | Article in Journal | | 1998 |
| Potters of Ardee | Mac Íomhair, Diarmuid | Article in Journal | | 1974 |
| Potterton people and places : three centuries of an Irish family; wtih a genealogy of the Tong family of Offaly as an appendix | Potterton, Homan | Monograph or Collective Volume | Choice Publishing | 2006 |
| Prairie farmers from the Foreglen | Farren, Aidan | Article in Journal | | 2011 |
| Preliminary guide to collections in the archives department | University College Dublin | Monograph or Collective Volume | University College Dublin | 1979 |
| Preventing tuberculosis in twentieth-century Ireland : BCG vaccination for infants and children | Mac Lellan, Anne | Article in Book | | 2018 |
| Prince of Montglâne : eight prominent Irish Families in Cuba | | Article in Journal | | 1999 |
| Princes of Ireland, planters of Maryland : a Carroll saga, 1500-1782 | Hoffman, RonaldMason, Sally D. | Monograph or Collective Volume | University of North Carolina Press for the Omohundro Institute of Early American History and Culture, Williamsburg, Virginia. | 2000 |
| Prison records for family history | Donovan, Brian | Article in Journal | | 2013 |
| Private Gilbert Watson (1896-1916) : Royal Scots Fusiliers | Watson, Fredrick Gilbert | Article in Journal | | 2008 |
| Pro-life? : the Irish question | Solomons, Michael | Monograph or Collective Volume | Lilliput Press | 1992 |
| Problems connected to record search surnames of Gaelic origin | Caraher-Manning, Doreen | Article in Journal | | 1984 |
| Progress, challenges and opportunities in early modern gender history, c.1550-1720 | Tait, Clodagh | Article in Journal | | 2022 |
| Property of a gentleman : the library at Annaghmakerrig | Donlon, Pat | Article in Journal | | 1987 |
| Property, family and the Irish welfare state | Norris, Michelle | Monograph or Collective Volume | Palgrave Macmillan | 2016 |
| Provosts and mayors of Limerick, 1197-1997 | Leonard, Denis M. | Article in Book | | 1997 |
| Public and private improvements in eighteenth century Ireland : the case of the Conynghams of Slane, 1703-1821 | Hurley, Livia | Thesis | | 2008 |
| Public Record Office of Northern Ireland, 'Nugent papers', D552 | Anonymous | Article in Journal | | 1988 |
| Puerperal fever in Dublin : the case of the Rotunda Lying-In Hospital | Gorey, Philomena | Article in Book | | 2016 |
| Purcell of Pulleen | O'Sullivan, Patrick | Article in Journal | | 1986 |
| Quaker records, Dublin : abstracts of wills | | Monograph or Collective Volume | The Stationery Office | 1957 |
| Quality of life and mortality in seventeenth-century London and Dublin | Jordan, Thomas E. (Thomas Edward) | Monograph or Collective Volume | Springer | 2016 |
| Quarantined! The 1837 Lady Macnaghten immigrants | McIntyre, PerryRushen, Elizabeth | Monograph or Collective Volume | Anchor Books | 2010 |
| Queering family history and the lives of Irish men before gay liberation | Hulme, Tom | Article in Journal | | 2022 |
| Quinntessential Feargal : a memoir | Quinn, Feargal | Monograph or Collective Volume | O'Brien Press | 2016 |
| Randal David Gill, F.I.G.R.S. (1946 to 2012) | Davison, Robert C. | Article in Journal | | 2012 |
| Rathlin Island | McWilliams, Shirley M. | Article in Journal | | 1982 |
| Rathrobin and the two Irelands : the photographs of Middleton Biddulph, 1900–1920 | Byrne, Michael | Monograph or Collective Volume | Esker Press | 2021 |
| Recollections - looking for ancestors in Ireland | Purcell, Margaret | Article in Journal | | 2005 |
| Reconceptualizing family, work and labor organizing : working women in Troy (N. Y.), 1860-1890 | Turbin, Carole | Article in Journal | | 1984 |
| Reconstructing an emigrant family from Unites States records | O'Day, Edward J. | Article in Journal | | 1992 |
| Reconstructing Catholic family history | O'Toole, James M. | Article in Journal | | 1990 |
| Records of four Tipperary septs : the O'Kennedys, O'Dwyers, O'Mulryans, O'Meaghers | Callanan, Martin | Monograph or Collective Volume | O'Gorman | 1938 |
| Records of the four Tipperary septs : the O'Kennedys, O'Dwyers, O'Mulryans, O'Meaghers | Callanan, Martin | Monograph or Collective Volume | Jag | 1995 |
| Records of the Somerville family of Castlehaven and Drishane from 1174 to 1940 | Somerville, Edith Anna OEnone, 1858-1949 | Monograph or Collective Volume | [s.n.] | 1940 |
| Recusancy and the Dublin Stanyhursts | Lennon, Colm | Article in Journal | | 1975 |
| Red Hugh's sister Mary | Walsh, Paul, Revd, 1885-1941 | Article in Journal | | 1939 |
| Red Piers of Ormond | Butler, George | Article in Journal | | 1968 |
| References to emigrants on Co. Down gravestones | Clarke, R. J. | Article in Journal | | 1983 |
| Reflections on remembering Ahanagran : a history of stories, Richard White in conversation with Miriam Nyhan Grey | Nyhan Grey, Miriam | Article in Journal | | 2021 |
| Registry of Deeds, Dublin : abstracts of wills, 1 : 1708-45; 2 : 1746-85 | | Monograph or Collective Volume | The Stationery Office [for the Irish Manuscripts Commission] | 1956 |
| Regulating sexuality : women in twentieth-century Northern Ireland | McCormick, Leanne | Monograph or Collective Volume | Manchester University Press | 2010 |
| Reilly of Ballintlea | Reilly, Joseph F. | Monograph or Collective Volume | The author | 1981 |
| Reinforcing the family : The role of gender, morality and sexuality in Irish welfare policy, 1922–1944 | Earner-Byrne, Lindsey | Article in Journal | | 2008 |
| Relative protocols | Nolan, Pat | Article in Journal | | 2010 |
| Relatively Rabbit | Guttery, K. I.Guttery, W. T. | Article in Journal | | 1996 |
| Religion and the Irish Boys' Brigade, 1888-1914 | Power, Brendan | Article in Book | | 2018 |
| Religious and social change in early modern Limerick : the testimony of the sexton family papers | Lennon, Colm | Article in Book | | 2009 |
| Religious observation in everyday life | MacMahon, Bryan | Article in Book | | 2012 |
| Remember ... its for Ireland : a family memoir of Tomás mac Curtain | Mac Curtain, Fionnuala | Monograph or Collective Volume | Mercier Press | 2006 |
| Remembering Ahanagran : storytelling in a family's past | White, Richard | Monograph or Collective Volume | Cork University Press | 1999 |
| Remembering Michael Hartnett | | Monograph or Collective Volume | Four Courts | 2006 |
| Report on research activities in Ireland, 1985-1986 | Byrne, Michael | Article in Journal | | 1986 |
| Report on the manuscripts of Lord de L'Isle and Dudley | | Monograph or Collective Volume | Historical Manuscripts Commission | 1925-1966 |
| Report on the manuscripts of the earl of Egmont | | Monograph or Collective Volume | Historical Manuscripts Commission | 1905; 1909 |
| Report on the manuscripts of the marquess of Downshire, Vols. 1-4 | | Monograph or Collective Volume | Historical Manuscripts Commission | 1924 |
| Reporting the Irish Famine in America : images of ‘suffering Ireland’ in the American press, 1845-1848 | Farrell, James M. | Article in Book | | 2016 |
| Research notes : Coleman papers collection | Parrish, Marilyn M. | Article in Journal | | 2001 |
| Researching Presbyterian ancestors in Ireland | Roulston, William J. | Monograph or Collective Volume | Ulster Historical Foundation | 2020 |
| Researching your family tree | O'Sullivan, Marie | Article in Journal | | 2002 |
| Researching your Wicklow ancestors | Sheane, Donald R. | Article in Journal | | 1999 |
| Respecting our past, shaping our future. The new Butler Gallery at the Evans’ home, Kilkenny city | Graham, Evelyn | Article in Journal | | 2020 |
| Response of the McDonnell clan to change in early seventeenth century Ulster | McDonnell, Hector | Article in Book | | 2003 |
| Resurrecting the Donovan family, of Derrylahan, Dunmanaway | Forde, Fiona | Article in Journal | | 2018 |
| Rethinking medieval Ireland and beyond : lifecycles, landscapes, and settlements. Essays in honor of T.B. Barry | | Monograph or Collective Volume | Brill | 2023 |
| Retreat from Kintyre to the Glens : the evidence of family names | Roberts, Alasdair | Article in Journal | | 1990 |
| Rev. Robert Jacob Meyer (1810-1892) Methodist minister in Ireland : family and descendants 'a family touched by tragedy' | Meyer, G. Rex | Article in Journal | | 2002 |
| Review article. Returns regrets and reprints | Guinnane, Timothy W. | Article in Journal | | 2007 |
| Review of the tribes of Galway (2016) and Irish surnames : origins and developments (2019) by Adrian Martyn | Ó Riain, Seán | Monograph or Collective Volume | | 2019 |
| Review of the tribes of Galway : 1124-1642 by Adrian Martyn | Boldt, Andreas | Monograph or Collective Volume | | 2021 |
| Richard Griffith and his valuations of Ireland : with an inventory of the books of the general valuation of rateable property in Ireland | Reilly, James R. | Monograph or Collective Volume | Clearfield | 2000 |
| Richard Malone : another 'man from God knows where' | Malone, J. P. | Article in Journal | | 1991 |
| Richmond | Power, Martin | Article in Journal | | 1990 |
| RIFNET. a new agenda for the Irish family : messy realities & messier lives | Calvert, Leanne ; O'Riordan, Maeve | Article in Journal | | 2024 |
| Robert Gamble in India, China and Ireland | Gamble, Phyllis | Article in Journal | | 1999 |
| Robert I and the De Mandevilles of Ulster | Greeves, J. R. H. | Article in Journal | | 1957 |
| Robert T. Garden | Doyle, Ciaran | Article in Journal | | 1995 |
| Robinson of Killogeenaghan - a Westmeath Quaker family | Cox, Liam, 1908-2003 | Article in Journal | | 1982 |
| Robinson, son of Robin | Henry, William | Monograph or Collective Volume | Merv Griffin | 1999 |
| Rock Island and its families | Murphy, Seamus | Article in Journal | | 1997 |
| Rocking the cradle? : women's studies and the family in twentieth-century Ireland. (Review essay) | Wills, Clair | Article in Journal | | 1994 |
| Roddy & Young - lighthouses, lifeboats & lightships | Maguire, Syl | Article in Journal | | 2011 |
| Rogers of Lota and Ashgrove | Ffolliott, Rosemary | Article in Journal | | 1967 |
| Róise Rua | Ua Cnáimhsí, Pádraig | Monograph or Collective Volume | Sáirséal Ó Marcaigh | 1988 |
| Róise Rua: an island memoir | Ua Cnáimhsí, Pádraig | Monograph or Collective Volume | Mercier | 2009 |
| Roots of the Harper family, Co. Monaghan, Ireland | Harper, Michael J. K. | Article in Journal | | 1989 |
| Roscommon estates and landowners : diversity and durability | Melvin, Patrick | Article in Book | | 2018 |
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| Rose O Dogherty : a Gaelic woman | Casway, Jerrold | Article in Journal | | 1980 |
| Rothe House : owners, leases and tenants | O'Dwyer, Michael | Article in Journal | | 1994 |
| Rothe House in 1619. (From the will of John Roth Fitzpiers of 31 March 1619) | Anonymous | Article in Journal | | 1994 |
| Roundwood and the Sharps | De Breffny, Brian | Article in Journal | | 1977 |
| Roundwood. A memoir by Mrs E. Cosby, widow of Major Errold Ashworth Sydney Cosby of Stradbally Hall, and daughter of the late Major Maurice William Chetwode Hamilton of Roundwood. The main house dates from 1750. | Cosby, E. | Article in Journal | | 2006 |
| Roy Hamilton MBE, obituary | D., O. | Article in Journal | | 2004 |
| Royal survivor : a life of Charles II | Coote, Stephen | Monograph or Collective Volume | Hodder and Stoughton | 1999 |
| Saints and Fosterage in Medieval Ireland: A Sanctified Social Practice | Preston-Matto, Laney | Article in Journal | | 2011 |
| Samuel Beckett, Dublin. Catastrophes and breakthrough | Kiely, Kevin | Article in Journal | | 2005 |
| Samuel Sparrow's repentance for his rebel role in '98 | Davidson, Mary AnneMurphy, Hilary | Article in Journal | | 2007 |
| Sandymount and the Herberts | Hussey, M. O. | Article in Journal | | 1971 |
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| Scutch mills | Miroudot, Brenadette | Article in Journal | | 1989 |
| Sé Baile Fearainn | Mac Craith, NioclásÓ Griobhtháin, Nioclás | Article in Journal | | 2006 |
| Sea of love, sea of loss : letters to Olive | Quinn, John | Monograph or Collective Volume | Town House | 2003 |
| Seals of the house of Ormond | Crotty, G. | Article in Journal | | 1985 |
| Seán (Juan) Ó Néill and the descendants of the Great Ó Néill | Hegarty, Roddy | Article in Journal | | 2008 |
| Sean MacDermott's last letter | Anonymous | Article in Journal | | 1942 |
| Seanchas na mBúrcach : réamh-rádh | | Article in Journal | | 1928 |
| Seanchus agus Geinealach na mBúrcach : Historia et Genealogia Familiae De Burgo | | Article in Journal | | 1928 |
| Seanchus Búrcach : History of the Burkes | | Article in Journal | | 1928 |
| Seanchus Búrcach : History of the Burkes | | Article in Journal | | 1928 |
| Seanchus na mBúrcach : réamh-rádh | | Article in Journal | | 1928 |
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| Senator O'Gorman's ancestry | Fitzpatrick, Benedict | Article in Journal | | 1911 |
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| Septs of Muintear Ghallchubhair | Walsh, Paul, Revd, 1885-1941 | Article in Journal | | 1940 |
| Septs of the O'Mahonys | Ó Mathghamhna, Dáithi | Article in Journal | | 1974 |
| Serendipity and the crooked griddle : an account of research on the McClure family | McClure, Robert David | Article in Journal | | 1994 |
| Serfs and Citizens: the church tenants of medieval Armagh | Simms, Katharine | Article in Journal | | 2021 |
| Settlement and survival on an Ulster estate : the Brownlow leasebook, 1667-1711 | | Monograph or Collective Volume | Public Record Office of Northern Ireland | 1988 |
| Seven signatories : tracing the family histories of the men who signed the proclamation | Gorry, Paul | Monograph or Collective Volume | Merrion Press | 2016 |
| Seventy years young : memories of Elizabeth, Countess of Fingall told to Pamela Hinkson | Hinkson, PamelaPlunkett, Elizabeth Mary Margaret, Countess of Fingall | Monograph or Collective Volume | Lilliput Press in association with Carty/Lynch | 1991 |
| Sex and marriage in ancient Ireland | Power, P. C. | Monograph or Collective Volume | | 1976 |
| Seymour of County Galway | Wilkins, David | Article in Journal | | 1998 |
| Shades of consent: Abduction for marriage and women’s agency in the late medieval Low Countries | Delameilleure, Chanelle | Article in Book | | 2022 |
| Shaking the family tree | Moorhead, Patricia | Article in Journal | | 1996 |
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| Shankill Castle and the Butlers | Walton, Julian | Article in Journal | | 1982 |
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| Sheridan's father and mother : a romance of the Dublin stage | Pim, Sheila | Article in Journal | | 1939 |
| Sherlock of Butlerstown, Co. Waterford | Gallwey, H. D. | Article in Journal | | 1969 |
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| Short account of the Nangle family | Nangle, F. E.Nangle, J. F. T. | Monograph or Collective Volume | The authors | 1986 |
| Short study of a transplanted family in the seventeenth century | MacLysaght, Edward | Monograph or Collective Volume | | 1935 |
| Sibling solidarity as an operating strategy in Illinois agriculture | Salamon, Sonya | Article in Journal | | 1982 |
| Siblinghood and sociability in nineteenth-century Ulster | Devlin, Shannon | Monograph or Collective Volume | Liverpool University Press | 2025 |
| Sic transit Gloria Dempsey | Goode, P. J. | Article in Journal | | 2003 |
| Signpost to Eyrecourt : portrait of the Eyre family triumphant in the cause of liberty, Derbyshire, Wiltshire, Galway c.1415-1856 | Gantz, Ida | Monograph or Collective Volume | Kingsmead | 1975 |
| Sineach Cro, an mhathair chiche agus an t-altramas in Éirinn sa mheánaois | Ó hIarlaithe, Aogán | Article in Journal | | 2017 |
| Sinéad : scéal Shinéad Bean de Valera | Uí Thallamhain, Caitlín | Monograph or Collective Volume | Foilseachain Naisiunta Teo | 1979 |
| Síocháin agus fairsing : pax et copia, the Mac Murrough Kavanaghs of Borris | Wynne, G. | Article in Journal | | 2001 |
| Sir Fenton Aylmer 7th baronet of Donadea, 1768-1816 | Aylmer, Richard John | Article in Book | | 1998 |
| Sir Hans Sloane, founder of the British Museum : legend and lineage | Sloan, W. R. | Monograph or Collective Volume | | 1981 |
| Sir J. S. D. Thompson : a prime minister's family connection | Marble, Allan Everett | Article in Journal | | 1977 |
| Sir Matthew Barrington, 1788-1861 : the real founder of Barrington's hospital | Tierney, Mark | Article in Journal | | 1988 |
| Sir Samuel Wilson and his brothers : Co. Antrim Australian pioneers | Thompson, James | Article in Journal | | 1987 |
| Sir Thomas Browne as 'orphan', with some account of his stepfather, Sir Thomas Dutton | Endicott, N. J. | Article in Journal | | 1961 |
| Sir William de Brian | Yallop, H. J. | Article in Journal | | 1966 |
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| Sisters : nine families of sisters who made a difference | | Monograph or Collective Volume | Royal Irish Academy | 2022 |
| Sisters sentenced to death: infanticide in independent Ireland | Rattigan, Clíona | Article in Journal | | 2011 |
| Sites, social change and warfare in the second half of the first millennium AD : a reappraisal | Lyttleton, JamesMonk, Michael A. | Article in Book | | 2007 |
| Sixth Report of the Royal Commission on Historical Manuscripts, with appendix, pts. 1 [C. 1745]; 2 : index [C. 2102] | Royal Commission on Historical Manuscripts | Monograph or Collective Volume | | 1877 |
| Slane | Trench, C. E. F. | Monograph or Collective Volume | An Taisce, Meath association | 1995 |
| Slieve Bloom from father to son | Scully, Tony | Monograph or Collective Volume | Slieve Bloom Rural Development Society Ltd. | 2002 |
| Sligo The Light of Bygone Days
Vol. I, Houses of Sligo & associated families | McTernan, John C. | Monograph or Collective Volume | Avena Publications | 2009 |
| Sligo The Light of Bygone Days
Vol.II, Sligo familes : chronicles of sixty familes past & present | McTernan, John C. | Monograph or Collective Volume | Avena Publications | 2009 |
| Sliocht Cormaic Mhic Carthaigh, Dúna Goill | Ó Canann, Tomás G. | Article in Journal | | 2003 |
| Sliocht Raghallaigh, a neglected branch of the Cinel Aodha | O'Mahony, Donal | Article in Journal | | 1991 |
| Smyth(e) - a Benburb family? | Fraser, Paul William | Article in Journal | | 1997 |
| Smyths of the Bann | McCandless, Paul | Monograph or Collective Volume | The author | 2002 |
| So many proofs : aspects of the legacy of Sir Richard Wallace in the fabric of Lisburn | Dixon, Hugh | Article in Journal | | 1982 |
| Socio-demographic characteristics of Irish immigrants, 1846-1851 | Glazier, I. A.Mageen, DeidreOkeke, Barnabus | Article in Book | | 1989 |
| Sogain families | Duggan, Eugene | Article in Journal | | 2001 |
| Sogain families - the Duggans | Duggan, Eugene | Article in Journal | | 2003 |
| Soldier sailor : an intimate portrait of an Irish family | Pakenham, Eliza | Monograph or Collective Volume | Weidenfeld and Nicolson | 2007 |
| Some 17th and 18th century Kavanaghs of Dublin | Cavanagh, Gary L. | Article in Journal | | 2007 |
| Some account of the O'Shiels of Westmeath and Offaly | Cox, Liam, 1908-2003 | Article in Journal | | 1990 |
| Some American roots in Ireland | Doherty, Paul Martin | Article in Journal | | 1980 |
| Some archival problems in the Butler papers | Edwards, R. W. D. (Robert Walter Dudley) | Article in Journal | | 1978 |
| Some aspects of the Cox family | McCarthy, Dermot | Article in Journal | | 2013 |
| Some Atlantic tower houses | Breen, MartinUa Cróinin, Risteárd | Article in Journal | | 1995 |
| Some Brazil families | Brazil, Gerard | Monograph or Collective Volume | Brazil Computing | 1991 |
| Some brief notes on the Seavel family | Seaver, George | Article in Journal | | 1940 |
| Some Brooklyn Waldrons | Waldron, Charles E. | Article in Journal | | 1997 |
| Some Celtic kinship terms | Charles-Edwards, T. M. (Thomas Mowbray) | Article in Journal | | 1971 |
| Some correspondence of James and Margaret Pearse | Fennessy, Ignatius | Article in Journal | | 2004 |
| Some details of the Sheridans, 1647-1746 | Burns, J. Edgar | Article in Journal | | 1954 |
| Some early families of the Minterburn/Caledon area | McAnallen, Brendan | Article in Journal | | 1991 |
| Some eighteenth-century Cork Quaker families | Harrison, Richard S. | Article in Journal | | 1999 |
| Some emigration agents in the north of Ireland in 1912 | McElhinney, Claire | Article in Journal | | 1997 |
| Some Gaelic quality | O'Horan, Patrick | Article in Journal | | 1948 |
| Some great houses of Ashford | Murphy, Laurence | Article in Journal | | 1992 |
| Some heraldic shields of the Butlers in Ireland with source references | Butler, Toby | Article in Journal | | 1991 |
| Some houses in England owned by the dukes of Ormonde and their families | Fenlon, Jane | Article in Journal | | 1987 |
| Some Irish Bradshaws | Hibernicus [i.e. MacDonnell, E. G.] | Article in Journal | | 1943 |
| Some Irish families and their influence in Newfoundland | MacDermott, A. | Article in Journal | | 1950 |
| Some Irish items relating to the MacDonnells of Antrim | Ó Cuív, Brian | Article in Journal | | 1984 |
| Some Limerick palatines : in search of myself : looking for family history in Ireland | Reece, Bob | Article in Journal | | 1988 |
| Some local surnames | Tohall, Patrick | Article in Journal | | 1940 |
| Some MacCarthys of Blarney and Ballea | Collins, John T. | Article in Journal | | 1954 |
| Some MacMahon wills from Clogher diocese | Ó Mórdha, P. | Article in Journal | | 1991 |
| Some matters touching Dromoland : letters of father and son, 1758-9 | McNamara, Leo | Article in Journal | | 1986 |
| Some McCarthy's of Blarney and Bollea | Collins, John T. | Article in Journal | | 1955 |
| Some missing and rescued pieces of family history in stone from Galway | Higgins, Jim | Article in Journal | | 1994 |
| Some Norman surnames | Walsh, Paul, Revd, 1885-1941 | Article in Journal | | 1940 |
| Some notes on Kilbixy, Tristernagh and Templecross, and the family of Piers who lived in the abbey of Tristernagh in Westmeath | Hickey, Elizabeth | Article in Journal | | 1980 |
| Some notes on Mag Uidhir fhear Manach | Mac Murchaidh, Ciarán | Article in Journal | | 1990 |
| Some notes on the Burkes | R, M. | Article in Journal | | 1900 |
| Some notes on the family of Parkinson of Redhouse, or Red House, Ardee | McClintock, H. F. | Article in Journal | | 1944 |
| Some notes on the Fullertons | Dallat, Cathal | Article in Journal | | 1994 |
| Some notes on two Irish families | Gray, Edward Stewart | Article in Journal | | 1941 |
| Some observations on " The Stem family in Ireland reconsidered" | Curtin, ChrisGibbon, P. | Article in Journal | | 1983 |
| Some observations on Thomond surnames | MacLysaght, Edward | Article in Journal | | 1946 |
| Some of the sources of local history | Brady, J. | Article in Journal | | 1946 |
| Some records of the Skerrett family | Crossle, Philip | Article in Journal | | 1931 |
| Some responses to the protestant reformation in sixteenth-century Meath | Walshe, H. C. | Article in Journal | | 1987 |
| Some Skerretts | McHugh, J. B. | Article in Journal | | 1996 |
| Some Thomond 'Escapees' - the survival of a volume of Thomond Manuscripts, recently located and returned to Ireland from the USA [with index] | Breen, Martin | Article in Journal | | 2024 |
| Some Trim Townlands, 1821-1911 | Wynne, Aileen | Article in Journal | | 2024 |
| Some unpublished Barry charters | | Article in Journal | | 1972 |
| Some Wild Geese marriages and baptisms recorded in the registers of the churches of Saint Michel and Saint Nicholas in Luxembourg City, 1659-1771 | Ó hAnnracháin, Eoghan | Article in Journal | | 2013 |
| Somervilles and their connections in Cork | | Article in Journal | | 1942 |
| Son of Oscar Wilde | Holland, Vyvyan | Monograph or Collective Volume | Hart-Davis | 1954 |
| Sources for family history in Waterford county | Waterford County Archives Services | Monograph or Collective Volume | Waterford County Council | 2005 |
| Sources for Irish family history | Ryan, James G. | Monograph or Collective Volume | Flyleaf | 2001 |
| Sources for Irish genealogy in the library of the Society of Genealogists | | Monograph or Collective Volume | | 1990 |
| Sources for the History of Women in Eighteenth-Century Ireland: The Case of Dorothea Herbert's Retrospections | Maxwell, J | Article in Journal | | 2014 |
| Sources of Irish local history. 1st series | O'Neill, Thomas Patrick | Monograph or Collective Volume | Library Association | 1958 |
| Sources of O'Donnell genealogy | Ó Cochlainn, Rupert S. | Article in Journal | | 1986 |
| Southland Matriaoch’s steps retraced to Galway Bay | Frazer, Ken | Article in Journal | | 1995 |
| Spain and the Butlers | Butler, David | Article in Journal | | 1994 |
| Spanish Butlers | Bedson, Derek | Article in Journal | | 1971 |
| Speranza : a biography of Lady Wilde | Wyndham, Horace | Monograph or Collective Volume | Boardman | 1951 |
| Speranza's ancestry : Elgee - the maternal lineage of Oscar Wilde | De Breffny, Brian | Article in Journal | | 1972 |
| Spiritual bonds, social bonds : baptism and godparenthood in Ireland, 1530-1690 | Tait, Clodagh | Article in Journal | | 2005 |
| Springfort House | Holloway, Estelle | Article in Journal | | 1990 |
| Springhill : an old Ulster house and the people who lived in it | Day, AngéliqueLenox-Conyngham, Mina | Monograph or Collective Volume | Ulster Historical Foundation | 2005 |
| St Catherine's Parish Dublin 1840-1900 : portrait of a Church of Ireland community | Crawford, John, 1953-2011 | Monograph or Collective Volume | Irish Academic Press | 1996 |
| St Malachy the Irishman : kinship, clan and reform | Africa, Dorothy C. | Article in Journal | | 1985 |
| State-family relations under negotiation : reforming school attendance law in the Irish Free State | Smith, Karen M. | Article in Journal | | 2016 |
| Stevenson of Knockan | Anonymous | Article in Journal | | 2003 |
| Stirlings in Scotland, Ulster and America | Mullin, T. H. | Article in Journal | | 1996 |
| Story of her grandmother growing up and rearing a family in Swords | Treacy, Gillian | Article in Journal | | 2000 |
| Strokestown and the Pakenham Mahon estate | Reilly, Ciaran | Article in Book | | 2018 |
| Suffolk summer school : the Desmond Brass at Euston | Cockerham, PaulHarris, Amy Louise | Article in Journal | | 1996 |
| Supplement to Irish families | MacLysaght, Edward | Monograph or Collective Volume | Helicon | 1964 |
| Surgeon John Harris and his family | Harris, John | Article in Journal | | 1987 |
| Surnames of Co. Fermanagh | O'Kane, William | Article in Journal | | 1996 |
| Surnames of county Clare | Schorman, Sonia | Article in Journal | | 1996 |
| Surnames of county Donegal | Spears, Arthur | Article in Journal | | 1995 |
| Surnames of county Down | O'Kane, William | Article in Journal | | 1996 |
| Surnames of county Kerry | O'Connor, Tommy | Article in Journal | | 1995 |
| Surnames of county Mayo | Delaney, Gerard M. | Article in Journal | | 1995 |
| Surnames of county Offaly | Kearney, John | Article in Journal | | 1995 |
| Surnames of the Upper Ards | Anderson, Amy | Article in Journal | | 1981 |
| Surnames of the Upper Ards : part 1 | Anderson, Amy | Article in Journal | | 1979 |
| Surnames of the Upper Ards : part 2 | Anderson, Amy | Article in Journal | | 1983 |
| Surnames of the Upper Ards. Part 3 | Anderson, Amy | Article in Journal | | 1982 |
| Survey of the McInerney sept of Thomond : part I; part II. The end of Gaelic Thomond: 1550-1640 | McInerney, Luke | Article in Journal | | 2007 |
| Surviving Kinsale Scottish-style : the MacDonnells of Antrim | McDonnell, Hector | Article in Book | | 2004 |
| Susanna Marie Brooke : her family : the Brookes and Lough Eske castle | Donnelly, Mowenna | Article in Journal | | 1989 |
| Swans fly in Modreeney | Graham, Simon | Article in Journal | | 1996 |
| Swift : the man, his works, and the age. 3 vols. | Ehrenpreis, Irvin | Monograph or Collective Volume | Methuen | 1983 |
| T.C.D. manuscript : a new source for O'Mahony genealogy | Nicholls, K. W. (Kenneth W.) | Article in Journal | | 1976 |
| T.E. Lawrence’s Irish links : 1995 marks the sixteenth anniversary of his death | Bailey, Bel | Article in Journal | | 1995 |
| Taaffe of county Louth | Taaffe, Rudolph | Article in Journal | | 1960 |
| Taking sides : conformity in early modern Kilkenny | Brennan, Monica | Article in Book | | 2003 |
| Talbot's Inch | Gibb, J. S. | Article in Journal | | 1949 |
| Tale of a teller | McBride, Doreen | Article in Journal | | 1995 |
| Taylors and Fosters | Taylor, Dolores | Article in Journal | | 1994 |
| Teallach Cearbhuill : the genealogy of Mac Bradaigh of Cuil Brighde in Cavan | Ó Raghallaigh Mac Bradaigh, Seán | Article in Journal | | 1976 |
| Tears of blood | Sheridan, Michael | Monograph or Collective Volume | Mentor Press | 2004 |
| Terms for 'death' and 'dying' in Irish | Ó hUiginn, Ruairí | Article in Book | | 2016 |
| Terrys of Cork, 1600-2000 : a local historical perspective | Terry, Kevin | Monograph or Collective Volume | The author | 2005 |
| The "German" Smyths of Carlow county | Smyth, M. Gregg | Article in Journal | | 1995 |
| The "heir designate" in early medieval Ireland | Mac Niocaill, Gearóid | Article in Journal | | 1968 |
| The 'family tree' | McCarthy, Rosemary P. | Monograph or Collective Volume | The author | 1979 |
| The 'illegitimate sons' of Owen Roe O'Neil | Casway, J. I. | Article in Journal | | 1986 |
| The 'named' son in late medieval Ireland | Nicholls, K. W. (Kenneth W.) | Article in Book | | 2015 |
| The 'Storeys' behind Henrietta Wood and William Hayes Quinn's marriage | Patton, Linda | Article in Journal | | 2012 |
| The 1581 inquisition post mortem of Conor O'Brien, third earl of Thomond | O'Halloran, Robert | Article in Journal | | 2025 |
| The 1798 Rebellion in Coleraine and district | Hill, Barbara | Article in Journal | | 1998 |
| The absentee problem in Waterford and east Cork during William of Windsor's administration, 1369-76 | Harbison, Sheelagh | Article in Journal | | 1983 |
| The action for Breach of Promise of Marriage in Nineteenth Century Ireland | Sinnott, Michael | Article in Book | | 2017 |
| The age of Arthur : a history of the British Isles from 350 to 650 | Morris, John | Monograph or Collective Volume | | 1973 |
| The Aldworth women | O'Sullivan, Raymond | Article in Journal | | 1989 |
| The Alens of St. Wolstan's | Denny, H. L. L. | Article in Journal | | 1908 |
| The ancestor trail in Ireland | Begley, D. F. | Monograph or Collective Volume | Heraldic Artists | 1982 |
| The ancestors of Field Marshal Montgomery of Alamein | Meehan, Helen | Article in Journal | | 2000 |
| The ancestry of Edgar Allen Poe | Larmour, David | Article in Journal | | 1986 |
| The ancestry of St Laurence O'Toole | Ryan, John | Article in Journal | | 1955 |
| The ancestry of St. Finnian of Clonard | Byrne, Paul | Article in Journal | | 1984 |
| The ancient and noble families of Duhallow | MacCarthy, Jean J. | Article in Journal | | 1996 |
| The ancient Gaelic families of Co. Wexford | Murphy, Hilary | Article in Journal | | 1990 |
| The ancient Irish sept of Ó Cuaig (O'Coig) and its member families of O'Quig, Quig(g), Mc Quig(g) | Quig, Helen Louise | Monograph or Collective Volume | The author | 1978 |
| The ancient origins of the Duggans of Galway | Duggan, Eugene | Article in Journal | | 2002 |
| The annals of a Kilkenny tenant farming family | Breen, Mary | Article in Journal | | 1998 |
| The annals of Ballitore : being a compilation of Mary Leadbeater's Annals of Ballitore, and Betsy Shackleton's Ballitore & its inhabitants seventy years ago | Leadbeater, Mary, 1758-1826Shackleton, Betsy, 1783-1843 | Monograph or Collective Volume | Kildare County Library and Arts Services, Local Studies, Genealogy and Archives Dept., in association with Athy Heritage Centre and Museum | 2009 |
| The Annals of Ballitore by Mary Leadbeater (1766-1824): Expanded and revisited | Loeber, MagdaLoeber, Rolf | Article in Journal | | 2018 |
| The annals of Ballitore, 1766-1824 | Leadbeater, Mary, 1758-1826MacKenna, John, 1952- | Monograph or Collective Volume | Stephen Scroop Press | 1986 |
| The Anthony family of Carrigcastle and Seafield | Gallwey, Hubert, 1915- | Article in Journal | | 1981 |
| The antient and present state of the county of Kerry | Smith, Charles | Monograph or Collective Volume | | 1756 |
| The Aodh lineage | O'Donoghue, Denis | Article in Journal | | 1971 |
| The archdeacon (Cody) family in the American south 1730-1875 | Boaz, Thomas | Article in Journal | | 1999 |
| The Archedekins or MacCodys | Phelan, Margaret M. | Article in Journal | | 1990 |
| The arms of Tighe | Crotty, G. | Article in Journal | | 2000 |
| The Armstrongs of Manorhamilton and West Gwillimbury : a study of settlement and migration patterns of Irish immigrants to upper Canada | Matthew, PatriciaNeff, Charlotte | Article in Journal | | 2019 |
| The Ashbourne papers 1869-1913 | Cooke, A. B.Malcomson, A. P. W. | Monograph or Collective Volume | HMSO | 1974 |
| The autobiography of Peig Sayers of the Great Blasket Island | Sayers, Peig | Monograph or Collective Volume | Talbot Press | 1973 |
| The Averell & Lloyd families of Ireland and Australia | Ottaviano,Pamela Eileen | Article in Journal | | 2011 |
| The Aylmer family | Aylmer, Hans Hendrick | Article in Journal | | 1895 |
| The Aylmers of Donadea | Aylmer, Richard John | Article in Journal | | 1993 |
| The Babingtons of Cavan | Holdrege, Linda | Article in Journal | | 1982 |
| The background to a hidden age | Verschoyle, Denis | Article in Journal | | 1965 |
| The Bagots of Nurney | Drury, Charles M. | Article in Journal | | 1914 |
| The Bakers of Lismacue : a family chronicle | Baker, Augustine F. | Article in Journal | | 1994 |
| The bandsman and the conductorette | Connolly, Sean | Article in Journal | | 2011 |
| The Barnewall family during the 16th and 17th centuries | Barnwell, S. B. | Article in Journal | | 1962 |
| The Barnewall family during the sixteenth and seventeenth centuries, part 4 | Barnwell, S. B. | Article in Journal | | 1965 |
| The Barnewall family during the sixteenth and seventeenth centuries, part 5 | Barnwell, S. B. | Article in Journal | | 1965 |
| The Barnewall family during the sixteenth and seventeenth centuries. part 6 | Barnwell, S. B. | Article in Journal | | 1966 |
| The Barnewell family during the 16th and 17th centuries | Barnwell, S. B. | Article in Journal | | 1960 |
| The Barnwalls | O'Reilly, Matthew | Article in Journal | | 1957 |
| The Barons of Coleraine | McAlister, Jacqueline | Article in Journal | | 2004 |
| The barony of Dunboyne | Butler, T. Blake | Article in Journal | | 1949 |
| The Barringtons and their tenants | Ryan, Donal | Article in Journal | | 1988 |
| The Barringtons of Glendruid | Laffan, Moira | Monograph or Collective Volume | Foxrock Local History Club | 1990 |
| The Barringtons of Limerick | De Varebeke, Hubert J. | Article in Journal | | 1956 |
| The Barringtons of Limerick | De Varebeke, Dom Hubert Janssens | Article in Journal | | 1988 |
| The Battle to Control Female Fertility in Modern Ireland | Daly, Mary E. | Monograph or Collective Volume | Cambridge University Press | 2023 |
| The beautiful and the brave. The story of two Monroes | McElroy, Eric | Article in Journal | | 1995 |
| The Behans : rebels of a century | Dick, Maria-Daniella | Article in Book | | 2016 |
| The Bellews of Mount Bellew : a Catholic gentry family in eighteenth-century Ireland | Harvey, Karen J. | Monograph or Collective Volume | Four Courts | 1998 |
| The Benn family of Belfast and Glenravel | Heatley, Fred | Article in Journal | | 1980 |
| The Bentley family of Hurdlestown, Co. Clare | O'Brien, Patrick | Article in Journal | | 1986 |
| The Beresford family | McCarthy, J. | Article in Journal | | 1954 |
| The Berfords of Kilrue | Gallwey, Hubert, 1915- | Article in Journal | | 1978 |
| The Bermingham family | Anonymous | Article in Journal | | 1991 |
| The Betsy Gray legend revisited : history of the Gray and other Gransha families linked to the '98 | Macartney, Hugh H. | Article in Journal | | 1998 |
| The big house : a genealogist's perspective and a personal point of view | McDowell, Henry | Article in Book | | 1992 |
| The big house and Irish history : an introductory sketch | Rauchbauer, Otto | Article in Book | | 1992 |
| The big house in Kerry : a social history | | Monograph or Collective Volume | Irish Life and Lore | 2022 |
| The big house in western Ireland | Mac Aodha, Breandán | Article in Book | | 1991 |
| The Birch family of Birchgrove, parish of Tullylish | McClelland, Aiken | Article in Journal | | 1960 |
| The birthplace of Douglas Hyde | Dunleavy, G. W. (Gareth W.) | Article in Journal | | 1974 |
| The black Donnellys and the blackest crime in the history of Canada | O'Brien, Denis | Article in Journal | | 1997 |
| The Blacker family in 1798. (The following is a chapter from the forthcoming book on 'Kelly and Killane in 1798') | Codd, Mark | Article in Journal | | 2005 |
| The Blackneys of Ballyellen | Blackall, Henry, Sir | Article in Journal | | 1958 |
| The Blundens of Kilkenny | Brennan, Monica | Article in Journal | | 1988 |
| The Bodkins of Kilclooney (extract from Milltown sketches) | Mulloy, Christy | Article in Journal | | 1996 |
| The Boltons of county Waterford, part 2 : the two Cornelius Boltons, c.1714-1829 | Walton, Julian | Article in Journal | | 1988 |
| The Boltons of county Waterford. Part 1 | Walton, Julian | Article in Journal | | 1987 |
| The Boltons of county Waterford. Part 3 : the later Boltons at Faithlegg | Walton, Julian | Article in Journal | | 1989 |
| The Boltons of Ireland and New England | Bolton, Irma J. | Monograph or Collective Volume | Gateway | 1980 |
| The book of McKee | McKee, Raymond W. | Monograph or Collective Volume | Hodges Figgis | 1959 |
| The book of O'Donnell's daughter | Walsh, Paul, Revd, 1885-1941 | Article in Journal | | 1937 |
| The Boston Irish : a political history | O'Connor, Thomas H. | Monograph or Collective Volume | North Eastern University Press | 1995 |
| The Bourchier Tablet in the Cathedral Church of St. Canice, Kilkenny, with some account of that family | Langrishe, Richard | Article in Journal | | 1905 |
| The Bourn Vincent family of Muckross | O'Hare, Patricia | Article in Book | | 2005 |
| The Bourne(s) families of Ireland | Strange, Mary A. | Monograph or Collective Volume | Stramar Corporation | 1970 |
| The Bowles and the Ballickmoyler connection | La Porte, Tom | Article in Journal | | 2008 |
| The Boxwells : a planter family | Skrine, Helen | Article in Journal | | 1990 |
| The boycott at Fethard-on-Sea, 1957 : a study in Catholic-Protestant relations in modern Ireland | Broderick, Eugene | Monograph or Collective Volume | Cambridge Scholars Publishing | 2011 |
| The boycott at Fethard-on-sea, county Wexford, 1957 | Broderick, Eugene | Article in Journal | | 2009 |
| The Boyd Barretts and the new Irish state | Kenny, Colum | Article in Journal | | 2020 |
| The Boylan family of Carbury area | Boylan, PatrickKelly, Martin J. | Article in Journal | | 1968 |
| The Boyle women and familial life writing | Walsh, Ann-Maria | Monograph or Collective Volume | NA | 2019 |
| The Braddells of Mallow | Lynch, Matthew | Article in Journal | | 2005 |
| The Bradys of Cavan in history and genealogy | Mac Brádaigh, Seán | Monograph or Collective Volume | Genealogical Society of Ireland | 2002 |
| The Bradys of Giles, Areco and Westmeath | Walsh, Edward | Article in Journal | | 2004 |
| The Brenans of Adamstown, Co. Westmeath | Brady, John, d.1963 | Article in Journal | | 1943 |
| The Breretons of Carrigslaney, Co. Carlow and New Abbey, Co. Kildare | Montague-Smith, Patrick | Article in Journal | | 1971 |
| The Briens of Brawney, otherwise Uí Braoin Breaghmhaine | Cox, Liam, 1908-2003 | Article in Journal | | 1980 |
| The brimming river | Brooke, Raymond Frederick | Monograph or Collective Volume | Allen Figgis | 1961 |
| The British German Legion and the Irish “marriage force” : assisted emigration schemes and the mid-Victorian British Empire | Bender, Jill C. | Article in Journal | | 2022 |
| The Brocas family, notable Dublin artists | Raftery, P. J. | Article in Journal | | 1959 |
| The Brontës' Irish background | Chitham, Edward | Monograph or Collective Volume | Macmillan | 1986 |
| The Brontes' Irish roots | Bailey, Bee | Article in Journal | | 1993 |
| The brothers Behan | Behan, BrianDillon-Malone, Aubrey | Monograph or Collective Volume | Blackhall Publishing | 1998 |
| The Browetts in Kingstown | Browett, Alan | Article in Journal | | 2012 |
| The Browne families of county Wexford | Browne, BernardWhelan, Kevin | Article in Book | | 1987 |
| The Browne family, Earls of Kenmare | O'Hare, Patricia | Article in Book | | 2005 |
| The Brownes of Castlemacgarrett (continued) | Lord Oranmore and Browne | Article in Journal | | 1907 |
| The Brownes of CastlemacGarrett (continued) | Lord Oranmore and Browne | Article in Journal | | 1907 |
| The Brownlow papers | Follis, Bryan A. | Article in Journal | | 1986 |
| The Brownlows. (of Co. Armagh, Corroughan, and now on the Upper Ards) | Brownlow, W. S. | Article in Journal | | 1987 |
| The Bruces in Ireland, 1315-18 | Frame, Robin | Article in Journal | | 1974 |
| The Bryan-Bellews of Jenkinstown and Bawnmore | Murphy, C. | Article in Journal | | 1967 |
| The Bryces of Killaig - a distinguished family | McCollum, John K. | Article in Journal | | 2004 |
| The Burgess papers of Athlone | English, Norman William | Article in Journal | | 1978 |
| The Burke family of St Clerans | Henry, William | Monograph or Collective Volume | Merv Griffin | 1999 |
| The Burkes of Killimer Castle | Dillon, James N. | Article in Book | | 2000 |
| The Burnells and the penal laws | Blackall, Henry, Sir | Article in Journal | | 1969 |
| The burning of Kate Devlin | Scannell, James | Article in Journal | | 2007 |
| The Burns family of Wilmot township | Marbel, Aidan E. | Article in Journal | | 1978 |
| The Burton family | Poole, Percy | Article in Journal | | 1953 |
| The Burtons of Pollacton | Kelly, M. T. | Article in Journal | | 1972 |
| The butcher, the gaoler, the runaway drapers. The Carriggs of Ennistymon | Underwood, Rosaleen | Article in Journal | | 2004 |
| The Butler archbishops of Cashel | Morris, Thomas | Article in Journal | | 1955 |
| The Butler family of Kent Island, Maryland and Virginia | Dawsey, Agnes Butler | Article in Journal | | 1976 |
| The Butler lordship | Empey, C. A. (Adrian) | Article in Journal | | 1970 |
| The Butler lordship in Ireland to 1509 | Empey, Clement Adrian | Thesis | | 1970 |
| The Butler palatinate of Tipperary | Mansfield, Brocard | Article in Journal | | 1987 |
| The Butlers | Butler, Patrick Theobald Tower, 28th baron Dunboyne, 1917-2004 | Article in Journal | | 1967 |
| The Butlers of Aherlow and Owles | Nicholls, K. W. (Kenneth W.) | Article in Journal | | 1969 |
| The Butlers of Ballyglasheen, Co. Tipperary | Bunbury, Turtle | Article in Journal | | 2012 |
| The Butlers of county Clare | Blackall, Henry, Sir | Article in Journal | | 1955 |
| The Butlers of county Clare | Blackall, Henry, Sir | Article in Journal | | 1952 |
| The Butlers of Cregg | Blackall, Henry, Sir | Article in Journal | | 1959 |
| The Butlers of Lower Grange, viscounts Galmoy | O'Brien, Seán | Article in Journal | | 1964 |
| The Butlers of Morocco : a personal reflection | Leyshon, Mercedes | Article in Journal | | 2007 |
| The Butlers of north Tipperary | Murphy, Nancy | Article in Journal | | 1981 |
| The Butlers of Priestown | Butler, Hubert | Article in Journal | | 1974 |
| The Butlers of South Carolina, U.S.A., and the Butlers of Carlow, Ireland | Butler, Thomas, Sir | Article in Journal | | 1981 |
| The Butlers of Waterville from salmon weir to grand opera | McMorran, Russell | Article in Journal | | 2012 |
| The Butlers, Lords Ikerrin, before the court of transplantation at Athlone A.D., 1656, and at the first and second court of claims, King's Inns, Dublin, 1662-66 | Prendergast, John P. | Article in Journal | | 1987 |
| The Buttlers of Germany : a note on their origins | Butler, Patrick Theobald Tower, 28th baron Dunboyne, 1917-2004 | Article in Journal | | 1968 |
| The Byrnes of Ballymanus | O'Brien, Conor, 1933- | Article in Book | | 1994 |
| The Byrnes of Ballymanus and the Gabhal Raghnaill connection | O'Brien, Conor, 1933- | Article in Journal | | 1998 |
| The Byrnes of Cronybyrne, Co. Wicklow | Byrne, Edward | Article in Journal | | 2017 |
| The cabinetmakers tale : the Fogartys of Kevin Street | Byrne, Declan | Article in Journal | | 1997 |
| The Caldwells of Castlecaldwell | Cunningham, John B. 1944- | Article in Journal | | 1978 |
| The Campbell diary 1909-1910 | Campbell, Mary | Article in Journal | | 1999 |
| The Canning family of Garvagh | McLaughlin, Tony | Article in Journal | | 1987 |
| The Carews of Cork | MacCotter, Paul | Article in Journal | | 1994 |
| The Careys | Rudnitzky, Honor | Monograph or Collective Volume | Blackstaff Press | 1978 |
| The Carneys of Connacht | Ó Muraíle, Nollaig | Article in Book | | 1989 |
| The Carolans of Glenvaunish, Mountshannon | Fallon, Willie | Article in Journal | | 2003 |
| The Carragher family in Ireland, England and Australia | Carragher, Eileen | Article in Journal | | 1982 |
| The Carroll family in Maryland | Kehoe, Michael F. | Article in Journal | | 1910 |
| The Carsons of Dublin : a paper read to the society, 25th September 1997 | Cleary, Nella | Monograph or Collective Volume | Rathmines Ranelagh & Rathgar Historical society | 1997 |
| The case of Phelim MacFeagh O'Byrne and the lands of Ranelagh | Price, Liam | Article in Journal | | 1943 |
| The case of tanistry | Buckley, Fred | Article in Journal | | 1984 |
| The Castle Caldwell estate in 1780 and the recent arrest of the highwayman Francis McHugh (Prionsias Dubh) | Cunningham, John B., 1944- | Article in Journal | | 1987 |
| The castle hill | Breen, Patrick | Article in Journal | | 1983 |
| The castle of Castlereagh, Co. Down | McNeill, T. E. | Article in Journal | | 1987 |
| The Castlegar Cody's in New Zealand | Ó Laoi, Pádraic | Article in Journal | | 1998 |
| The Cathach, battle book of the O'Donnells | Ó Cochlainn, Rupert S. | Article in Journal | | 1968 |
| The Catholic Studderts of Clonderlaw | Faulkner, Ivor J. | Article in Journal | | 2002 |
| The Cavalier duke : a life of James Butler, 1st Duke of Ormond 1610-1688 | Beckett, J. C. (James Camlin) | Monograph or Collective Volume | Pretani Press | 1990 |
| The Cavens of Denistown House | Connolly, Cyril | Article in Journal | | 2013 |
| The Celtic family in feudal Gaspé | Brochet, Aldo | Article in Book | | 1988 |
| The Chamberlain family connection with St Clerans | Henry, William | Monograph or Collective Volume | Merv Griffin | 1999 |
| The changing composition of Kilkenny landowners 1641-1700 | Brennan, Monica | Article in Book | | 1990 |
| The Chatsworth papers, the Villiers-Stuart papers | Ó Muirí, Silbhester | Article in Journal | | 1983 |
| The Chetwoods of Woodbrook in the Queen's County | Strickland, Walter G. | Article in Journal | | 1921 |
| The Chief Butlers of Ireland and the House of Ormond: An Illustrated Genealogical Guide | | Monograph or Collective Volume | Irish Academic Press | 2018 |
| The chieftains of Pobul Uí Cheallachain, Co. Cork | Tarrant, Con | Article in Journal | | 1984 |
| The children of Castletown House | Carew, Sarah Conolly | Monograph or Collective Volume | History Press | 2012 |
| The children of Edmontown Park | Crofton, Denis Hayes | Monograph or Collective Volume | Volturna Press | 1981 |
| The church and the pill : Irish and Australian debates of the 1960s | Noone, Val | Article in Book | | 1996 |
| The Church of Ireland Unions of Killinane and Kilconickny, Loughrea County Galway: A History | Kearney, Gerry | Monograph or Collective Volume | The author | 2015 |
| The circulation of children in rural Ireland in the first half of the twentieth century | Gray, Jane | Article in Journal | | 2014 |
| The claim to the Dukedom of Leinster | Synott, P. N. N. | Article in Journal | | 1984 |
| The Clan Niall or Neil in Ireland, 379 A.D. - 1030 A.D. | Westacott, Margaret | Monograph or Collective Volume | Wentworth | 1970 |
| The clans of Ireland | Anonymous | Article in Journal | | 1995 |
| The clearing of the ranges, Kilworth, Co. Cork | Jordan, Kieran | Article in Journal | | 2005 |
| The Cloney families of county Wexford | Cloney, Sean | Article in Book | | 1987 |
| The clue to the Brontës | Harrison, G. E. | Monograph or Collective Volume | Methuen | 1948 |
| The Clunes from the Dalcassians to modern times | Clune, Conor F. | Monograph or Collective Volume | Quinville Press | 1992 |
| The Co. Cork ancestry of the Maddens of Travancore, Melbourne, Australia | Macoboy, Stirling | Article in Journal | | 1984 |
| The Cogans of Bearnahaly, Carrigaline, Co. Cork | Fitzgerald, J. J. | Article in Journal | | 1948 |
| The Colclough family | Cloney, S.M. | Article in Journal | | 1984 |
| The Colcloughs | Cloney, Sean | Article in Book | | 2003 |
| The Cole family of west Carbery | Cole, Richard Lee | Monograph or Collective Volume | Privately printed | 1943 |
| The Collotons | Collotons, Mayler | Article in Book | | 1996 |
| The Columban onomastic legacy | Ó Muraíle, Nollaig | Article in Book | | 1997 |
| The Columbia guide to Irish American history | Meagher, Timothy J. | Monograph or Collective Volume | Columbia University Press | 2005 |
| The comeback of the medieval marriage 'per verba de praesenti' in 19th century bigamy cases | Harding, Maebh | Article in Book | | 2017 |
| The comharba family of Ó Maolmochéirghe of Drumreilly | MacCotter, Paul | Article in Book | | 2019 |
| The commercial lives of Irish women, 1850-1922: business as usual | Hart, Antonia | Monograph or Collective Volume | Liverpool University Press | 2025 |
| The connection between the Stuarts of Castlestuart and the O'Neills | King, R. G. S. | Article in Journal | | 1937 |
| The Connerys | Kiely, Maurice Brendan | Thesis | | 1987 |
| The Connerys : heroic villains? | Ó Gráda, D. F. | Article in Journal | | 1986 |
| The Connollys of Castletown : a family history | Boylan, Lena, d. 2000 | Article in Journal | | 1968 |
| The Conroy family | Conroy, Jean | Article in Journal | | 1995 |
| The Conynghams of Slane and Mountcharles | Meehan, Helen | Article in Journal | | 1999 |
| The Cooper, The Racer and the Draper's Curate: Settling Accounts in the Ballyduff National League 1880-1891 | Tobin, Richard | Article in Journal | | 2017 |
| The Cootes of Cootehill | Cassidy, Patrick | Article in Journal | | 2001 |
| The Corballis/Corbally families of Co. Dublin | Parkinson, Danny | Article in Journal | | 1992 |
| The Corballis/Corbally families of Co. Dublin | Parkinson, Danny | Article in Journal | | 1992 |
| The cost of dying : a case study from an undertaker's archive | Griffith, Lisa MarieWallace, Ciarán | Article in Book | | 2016 |
| The Cotter family of Rockforest, Co. Cork | Cotter, Charles P.Cotter, G. de P. | Article in Journal | | 1938 |
| The county of Cork | Anonymous | Article in Journal | | 1983 |
| The courtship of John Rooney and Katherine Cusack, 1887-93: obligations and marriage ideals in Irish-American New England | Burns, Catherine M. | Article in Journal | | 2012 |
| The Cratloe O'Briens | O'Brien, P. I. D. | Article in Journal | | 1980 |
| The Creaser family of Townrath | Todd, James F. | Article in Journal | | 2001 |
| The creation, dispersal and rediscovery of the papers of the 1st Earl Macartney | Hutton, Brian | Article in Journal | | 1989 |
| The Crehore family of Massachusetts | O'Brien, Michael J. | Article in Journal | | 1918 |
| The Creightons of Inver and Killaghtee | O'Brien, Felim | Article in Journal | | 1985 |
| The Cromies of Portstewart | Cromie, A. S. | Article in Journal | | 1996 |
| The Crosbie agreement of 1607 | De Burgh, Eric, Sir | Article in Journal | | 1946 |
| The Crosbies of Cork, Kerry, Laois and Leinster | Keane, Michael Christopher | Monograph or Collective Volume | self published | 2021 |
| The Cullean Press of Godfrey Levinge | English, Norman William | Article in Journal | | 1976 |
| The Curtin's of Ballygarrett | Geary, Patricia | Article in Journal | | 1997 |
| The Cusacks of Kileen, Co. Meath | Cusack, Pearse | Article in Journal | | 1980 |
| The Cusacks of Portraine and Rathaldron, Co. Meath | Hickey, Elizabeth | Article in Journal | | 1970 |
| The Cusacks of Rathgar, in the county of Dublin, and their descendants | Roper, Charles E. A. | Article in Journal | | 1911 |
| The Cussack family of counties Meath and Dublin | Gallwey, H. D. | Article in Journal | | 1979 |
| The D'Arcy family of Kiltullagh | Jordan, KieranKavanagh, Marcella | Article in Book | | 2000 |
| The D'Arcy family of Kiltullagh | Jordan, KieranKavanagh, Marcella | Article in Journal | | 1998 |
| The D'Oliers of Dublin city | Murphy, Fergus | Article in Journal | | 2018 |
| The Daly family of Castelloyd | Greene, John | Article in Journal | | 1997 |
| The Damer family in county Tipperary | Fraser, A. M. | Article in Journal | | 1954 |
| The Davis family and Summerhill | Law, Edward J. | Article in Journal | | 1996 |
| The de Burghs of Oldtown | de Burgh, Thomas J. | Article in Journal | | 1905 |
| The De Burgo clans of Galway | Knox, H. T. (Hubert Thomas) | Article in Journal | | 1900 |
| The De Burgo clans of Galway | Knox, H. T. (Hubert Thomas) | Article in Journal | | 1905 |
| The de Burgos of Bourkes of Ileagh | Callanan, Martin | Article in Journal | | 1937 |
| The de Lacy family in England, Ireland and Normandy, c.1160-1241 | Veach, Colin T. | Thesis | | 2009 |
| The de Montfort family from c. 1700 to 2010 | De Montfort, Henry,Morris, Martin | Monograph or Collective Volume | Dundalgan Press | 2011 |
| The de Ridelisfords | Brooks, E. St. J. | Article in Journal | | 1952 |
| The De Ridelsfords. Part 1 | Brooks, E. St. John | Article in Journal | | 1951 |
| The de Verdun family in England, Ireland and Wales, 1066-1316: a study | Hagger, Mark | Thesis | | |
| The De Vesci papers | | Monograph or Collective Volume | Irish Manuscripts Commission | 2006 |
| The dearth of data on Irish farm wives : a critical review of the literature | Shortall, S. | Article in Journal | | 1991 |
| The decline and fall of the Dukes of Leinster, 1872-1948 : love, war, debt and madness | Dooley, Terence A. M. | Monograph or Collective Volume | Four Courts | 2014 |
| The decline of the big house in Ireland, 1879-1950 | Dooley, Terence A.M. | Thesis | | 1996 |
| The decline of the O'Kennedys of Ormond | Boland, Matthew | Article in Journal | | 1994 |
| The Delamain family | Parkinson, Danny | Article in Journal | | 1996 |
| The Delaneys of Delville | Morris, Esther | Article in Journal | | 1948 |
| The Delanys and their links with Clogher and Derryvullan | Agnew, Jean | Article in Journal | | 1970 |
| The Delanys of Delville | Morris, Esther | Article in Journal | | 1947 |
| The descendants of an Irish orphan in Australia | Forde, Robert | Article in Journal | | 1993 |
| The descendants of Margaret Dartas | Nicholls, K. W. (Kenneth W.) | Article in Journal | | 1972 |
| The descendants of Oliver Fitzgerald of Belagh | Nicholls, K. W. (Kenneth W.) | Article in Journal | | 1968 |
| The descendants of Robert McCann of Cloghoge, Co. Armagh | Strutt, Guy | Article in Journal | | 1973 |
| The descendants of Sir William Rowan Hamilton | W, P.A. | Article in Journal | | 1966 |
| The descendants of the Very Rev. Rowland Davies, LL.D., dean of Cork | Jones, Horace E. | Article in Journal | | 1966 |
| The Devereux family of Co. Wexford | Anonymous | Article in Journal | | 1986 |
| The Devereux family of Tomhaggard : a case study | Whelan, Kevin | Article in Journal | | 1986 |
| The Devereux of the Leap, county Wexford and of Utica, New York | Kernan, John Devereux | Article in Journal | | 1972 |
| The Dexters of Dublin and Annfield, Co. Kildare | Montague-Smith, Patrick | Article in Journal | | 1970 |
| The Diamonds of Ulster and Pennsylvania | Adams, Brendan | Article in Journal | | 1977 |
| The diaries of Benjamin Greene of Hill House, Lecarrow, part 1 | Byrne, M.Greene, Benjamin | Article in Journal | | 2004 |
| The Dickson and Conolly families of Ballyshannon | McWilliam, J. M. | Article in Journal | | 1959 |
| The Dickson letters | Carr, James, O. | Article in Journal | | 1910 |
| The Digbys of Drumdaff | Ganly., Jim | Article in Journal | | 2019 |
| The Dillons of Carlow | Davidson-Houston, W. E. C. | Article in Journal | | 1962 |
| The Dills of Fanad | Fleming, Sam | Article in Journal | | 1982 |
| The Dinnings before Australia | Hamill, Maud | Article in Journal | | 2012 |
| The divorce referendum 2019 | Keenan, Lisa | Article in Journal | | 2020 |
| The Dolphin family | Martyn, Adrian | Monograph or Collective Volume | | 2017 |
| The Donnellys : a Tipperary vendetta in Victorian Ontario | Reaney, James | Article in Book | | 1988 |
| The Donovans of Dreenlomane, West Cork | O'Malley, Patricia Trainor | Article in Journal | | 1997 |
| The Doorleys of Lullymore (1798 in Co. Kildare) | Kelly, Martin J. | Article in Journal | | 1972 |
| The Drennan-McTier letters 1776-1793, vol. 1 | | Monograph or Collective Volume | Women's History Project in association with the Irish Manuscripts Commission | 1998 |
| The Dromore seat of the Kerry O'Mahonys | Burns, Batt | Article in Journal | | 1979 |
| The Drury family (Edmund, brother of Sir William Drury, lord justice of Ireland, and his Irish descendants) | Anonymous | Article in Journal | | 1936 |
| The Dublin end : anecdotes of Brendan Behan on Árainn | McNeillie, Andrew | Article in Journal | | 2014 |
| The Dublin family of Jacob | Jacob, W. J. | Article in Journal | | 1940 |
| The Dublin Tweedys : the story of an Irish family, 1650-1882 | Tweedy, Owen | Monograph or Collective Volume | Vallentine Mitchell | 1956 |
| The Duffy and Sillery families of Mentrim, Co. Meath | Flatman, Richard | Article in Journal | | 2008 |
| The Duffy clan : plus 200 years' history of the Duffys of Mace | Duffy, Peter | Monograph or Collective Volume | PCD Publications | 1992 |
| The Eagar family in the county of Kerry | Eagar, Edward Frank | Monograph or Collective Volume | Privately printed | 1958 |
| The Earl of Antrim estate papers | Montgomery, Ian | Article in Journal | | 1996 |
| The Earl of Caherlough | Corden, Arthur E. | Article in Journal | | 1993 |
| The earldom and Tyrconnell and related matters | Ó Cochlainn, Rupert S. | Article in Journal | | 1997 |
| The earldoms of Ormond in Ireland | Round, John Horace, 1854-1928 | Article in Book | | 1887 |
| The earlier Butler brides: origins and kinship revisited | Roberts, John Cantwell | Article in Journal | | 2007 |
| The earlier Cullen tombstone | Curran, M. J. | Article in Journal | | 1955 |
| The Earls of Castlehaven: Lord Audleys of Cork and Kildare. War & sex, corruption & land, from the battle of Kinsale to the Great Famine and beyond. | Keane, Michael Christopher | Monograph or Collective Volume | self-published | 2018 |
| The earls of Desmond | Finn, Tom | Article in Journal | | 1999 |
| The earls of Kildare and their ancestors, from 1057 to 1773. | Fitzgerald, C. W., Marquis of Kildare | Monograph or Collective Volume | | 1858 |
| The early Cullen family | Mac Suibhne, Peadar | Article in Journal | | 1958 |
| The early history of the Mac Collatáin | Culleton, Edward | Article in Journal | | 2001 |
| The early Irish Comyns | Brooks, E. St. J. | Article in Journal | | 1956 |
| The early life of Hugh O'Neill | Graham, J. K. | Article in Journal | | 1939 |
| The early settlers of Parry Sound, Ontario, Canada were emigrants from Charleville | O'Riordan, Ted | Article in Journal | | 1988 |
| The ecclesiastical families of Cloyne | Ó Buachalla, Liam | Article in Journal | | 1945 |
| The Echlin story | Duff, F. | Article in Journal | | 1979 |
| The economic and family experiences of Hong Kong Chinese in Ireland | Faas, DanielWang, Ying Yun | Article in Journal | | 2021 |
| The Edgeworths | Meade, Miriam Hyland | Article in Journal | | 1990 |
| The Edgeworths (part 2) | Meade, Miriam Hyland | Article in Journal | | 1991 |
| The education of a minority : the Irish family urbanized | Nicolson, Murray W. | Article in Book | | 1988 |
| The Egans of Moate and Tullamore : business and politics | Egan, DavidEgan, Maurice | Monograph or Collective Volume | Esker Press | 2020 |
| The Egmont estate, 1815-1846, with particular reference to the Great Irish Famine | Hennessy, Caroline Mary | Thesis | | 1997 |
| The Elmes letters. Part 2 | | Article in Journal | | 1992 |
| The Elringtons in Ireland | O'Hanlon, Lettice Evoryna | Article in Journal | | 1941 |
| The elusive Molonys, an early nineteenth-century east Clare family | Maher, Lorrie | Article in Journal | | 2002 |
| The elusive Mr Ogilvie (1740-1832) | Campbell, Flann | Article in Journal | | 1993 |
| The Elvery family : a memory | Kay, DorothyReynolds, Marjorie | Monograph or Collective Volume | Carrefour Press | 1991 |
| The Elwood family of county Mayo | Clesham, Brigid | Article in Journal | | 1983 |
| The emigration of the Morrisons from County Down | Wickens, Elma | Article in Journal | | 1999 |
| The Emmet family connections with Munster | Collins, John T. | Article in Journal | | 1953 |
| The Emmet portrait of Robert Fulton | Tuite, Thomas P. | Article in Journal | | 1914 |
| The end of another line | Ó Laimhin, Peadair | Article in Journal | | 1998 |
| The end of the O'Reilly lordship, 1584-1610 | Brady, Ciarán | Article in Book | | 2004 |
| The end? | O'Reilly, G.H. | Article in Journal | | 2010 |
| The England family of Bandon; part 2 | England, M. J. | Article in Journal | | 2004 |
| The Erne family, estate and archive, c.1610-c.1950 | Malcomson, A. P. W. | Article in Book | | 2004 |
| The European development of the family of Taaffe, 1641-1769 | O'Neill, James | Thesis | | 1987 |
| The Eustace family and their lands in County Kildare, 3 | Tickell, E. F., Sir | Article in Journal | | 1961 |
| The Eustaces of Kildare | Murphy, Denis | Article in Journal | | 1895 |
| The expansion of two Royal tribes of Connaught | Knox, H. T. (Hubert Thomas) | Article in Journal | | 1905 |
| The experiences of Irish women transports to Van Diemen’s Land (Tasmania) during the Famine | Nolan, Bláthnaid | Article in Book | | 2016 |
| The Eyre family connection with Galway | Henry, William | Monograph or Collective Volume | Merv Griffin | 1999 |
| The Fagans of Feltrim | Taylor, Dolores | Article in Journal | | 1995 |
| The Falkiners of Abbotstown, Co. Dublin | Nuttall, George H. Falkiner | Article in Journal | | 1917 |
| The families of Gaughran and Vaughey of Slane, Co. Meath, as recorded in the Slane vestry books 1738-1862 | Trench, C. E. F. | Article in Journal | | 1980 |
| The families of Hodges and Morgan of Old Abbey, Co. Limerick | Dore, M. J. | Article in Journal | | 1979 |
| The family background of Annie S. D. Maunder (née Russell) | Brück, Mary TeresaGrew, Sheelagh | Article in Journal | | 1996 |
| The family background of Henry Morris | Morris, Séamus | Article in Journal | | 1975 |
| The family bible of John Ganley of William Street, Limerick | Cantwell, Brian J. | Article in Journal | | 1979 |
| The family experience : the Bellews of Mount Bellew | Harvey, Karen J. | Article in Book | | 1990 |
| The family historian's enquire within | Markwell, F. C.Saul, Pauline | Monograph or Collective Volume | Countryside Books in association with the Federation of Family History Societies | 1991 |
| The family in county Kerry 6,000 years ago | Mulligan, Gerard | Article in Journal | | 2012 |
| The family in transition | Kennedy, Finola | Article in Book | | 1986 |
| The family name of Marmion | Marmion, William F. K. | Article in Journal | | 1995 |
| The family of Barnewall (De Berneval) during the middle ages | Barnwell, S. B. | Article in Journal | | 1959 |
| The family of Barton | Anonymous | Article in Journal | | 1905 |
| The family of Butler in the New-founde-land | Butler, A. M. | Article in Journal | | 1974 |
| The family of Charlton, of Clonmacnoise and formerly of Curraghtown | Shaw, J. C. H. | Article in Journal | | 1969 |
| The family of Dardis | Gallwey, Hubert, 1915- | Article in Journal | | 1976 |
| The family of Dr Samuel Bryson of Holywood, Co. Down | Blaney, RogerClint, Joseph | Article in Journal | | 1984 |
| The family of Everard, part 5 : Everard of Randlestown, co. Meath | Everard, Richard H. A. J. | Article in Journal | | 1994 |
| The family of Everard. Part iv : Everard of Randlestown, Co. Meath | Everard, Richard H. A. J. | Article in Journal | | 1993 |
| The family of Everard. Part 1 | Everard, Richard H. A. J. | Article in Journal | | 1988 |
| The family of Everard. Part II : Everard of Fethard, Co. Tipperary (continued) | Everard, Richard H. A. J. | Article in Journal | | 1989 |
| The family of Everard. Part III, Everard of Fethard, Co. Tipperary | Everard, Richard H. A. J. | Article in Journal | | 1991 |
| The family of Fish of Castle Fish, Co. Kildare | Montague-Smith, Patrick | Article in Journal | | 1982 |
| The family of Fitzmaurice | Fitzmaurice, B. | Article in Journal | | 1968 |
| The family of Flatesbury, of Ballynascullogue and Johnstown, Co. Kildare | Vicars, Arthur, Sir | Article in Journal | | 1905 |
| The family of Fleming, Barons of Slane, who resided at Anticur, | Hume, Harry | Article in Journal | | 2002 |
| The family of General P. H. Sheridan | O'Connell, Philip | Article in Journal | | 1938 |
| The family of Hamilton and Nenagh Castle | Delaney, M. | Article in Journal | | 1956 |
| The family of McDermott of Dublin and Ramore, county Galway | Casteleyn, Mary | Article in Journal | | 2005 |
| The family of Michael Dwyer | Gorry, Paul | Article in Journal | | 1983 |
| The family of Ó Gnímh in Ireland and Scotland : a look at the sources | Ó Cuív, Brian | Article in Journal | | 1984 |
| The family of Ó Gnímh in Ireland and Scotland : a look at the sources | Ó Cuív, Brian | Article in Journal | | 1984 |
| The family of O'Brien Butler (1763-1954) | Butler, Patrick Theobald Tower, 28th baron Dunboyne, 1917-2004 | Article in Journal | | 1990 |
| The family of Odell or O'Dell | De Breffny, Brian | Article in Journal | | 1971 |
| The family of Saunders of Saunders' Grove, County Wicklow | Sadlier, Thomas U. | Article in Journal | | 1921 |
| The family of Sherlock. No. II | Ffrench, Rev. Canon | Article in Journal | | 1911 |
| The family of Tuke | Tuke, David R. M. | Article in Journal | | 1974 |
| The family register of the O'Briens of Newcastle, Ballyporeen, county Tipperary | Clare, Wallace | Article in Journal | | 1953 |
| The Farrell clan in Europe | Collins, Stephen | Monograph or Collective Volume | Farrell Clan Committee | 1997 |
| The Farrens of Portrush | Hamilton, Margaret | Article in Journal | | 2008 |
| The Fat family and the ridge of the cow : the Ulster-Scottish ancestry of Count Dmitri Nikolaevich Tolstoy-Miloslavsky | Carson, Douglas | Article in Journal | | 1990 |
| The fate of the 'Illegitimate' child: An analysis of Irish Social Policy in the period: 1750-1952 | McCoughren, SimonePowell, Fred | Article in Book | | 2017 |
| The father of the Brontës | Hopkins, Annette B. | Monograph or Collective Volume | [s.n.] | 1958 |
| The Faulkners of Castletown | Monaghan, John | Article in Journal | | 1952 |
| The feminization of famine | Kelleher, Margaret | Monograph or Collective Volume | Cork University Press | 1997 |
| The Fennells of Cahir | Ahern, Michael | Article in Journal | | 2004 |
| The Ferriters of Kerry | MacCotter, Paul | Article in Journal | | 2004 |
| The fertility transition in Ireland and Scotland c.1880-1930 | Duffy, NiallÓ Gráda, Cormac | Article in Book | | 1995 |
| The Fetherston family of Ardagh | Hodgins, John | Article in Journal | | 1980 |
| The Fionnuala factor : Irish sibling emigration at the turn of the century | Murphy, Maureen | Article in Book | | 1997 |
| The first Maguire of Tempo | Ó Gallachair, Pádraig | Article in Journal | | 1959 |
| The Fitzgerald and McGregor family | Kemmy, Jim | Article in Journal | | 1996 |
| The Fitzgerald or 'Dalway' Harp | Anonymous | Article in Journal | | 1945 |
| The FitzGeralds of Ballydonoghue | Donovan, Tom | Article in Book | | 2009 |
| The Fitzgeralds of Ballyshannon (Co. Kildare), and their successors, thereat | Fitzgerald, Walter, Lord | Article in Journal | | 1902 |
| The Fitzgeralds of Imokilly | MacCotter, Paul | Article in Book | | 1994 |
| The Fitzgeralds of Lackagh | Fitzgerald, Walter, Lord | Article in Journal | | 1895 |
| The Fitzmaurices : lords of Kerry and barons of Lixnaw | | Monograph or Collective Volume | Oidhreacht Leac Snámha | 1994 |
| The Fitzmaurices of Duagh, county Kerry | Longford, W. U. Desmond | Article in Journal | | 1958 |
| The Fitzwilliams of Merrion - the last of the line | Smyth, Des | Article in Journal | | 2017 |
| The Flannerys in America | Haas, Jim | Article in Journal | | 1995 |
| The Fogartys of Carrigmore, a Tipperary family? | Byrne, Declan | Article in Journal | | 2001 |
| The Folliotts, Wardtown castle and the Colleen Bawn | Begley, Anthony | Article in Journal | | 1991 |
| The forge at Bakers corner | Larkin, Liam | Article in Journal | | 2011 |
| The Forrestals in Australia | MacAusland, Carmel | Article in Journal | | 1995 |
| The fortunes of a Norman family : the de Verduns in England, Ireland, and Wales, 1066-1316 | Hagger, Mark | Monograph or Collective Volume | Four Courts | 2001 |
| The foster-mother as praise-poet in Gaelic tradition | Nic Lochlainn, Sorcha | Article in Journal | | 2013 |
| The Foulkes monument in St. Canice's cathedral | Crotty, G. | Article in Journal | | 1982 |
| The Foxes of Muintir Thaidgean | Cox, Liam, 1908-2003 | Article in Journal | | 1970 |
| The French connection | Anonymous | Article in Journal | | 1987 |
| The French De Butler's Irish origin | Butler, Patrick Theobald Tower, 28th baron Dunboyne, 1917-2004 | Article in Journal | | 1969 |
| The French MacMahons | McMahon, Denis | Article in Journal | | 1989 |
| The Fuller family of Dunmore, Co. Galway and Dunmore, N.S.W. Australia | Robinson, David | Article in Journal | | 1994 |
| The Furlongs of County Wexford | Jeffery, William H. | Article in Journal | | 1976 |
| The Galbraiths of Cappard | Blackall, Henry, Sir | Article in Journal | | 1968 |
| The Galmoys | Blake, Philip H. | Article in Journal | | 1977 |
| The Galweys of Munster | Blackall, Henry, Sir | Article in Journal | | 1969 |
| The genealogical collection in the Linen Hall Library, Belfast, being the text of a talk delivered to the first Irish genealogical conference at Trinity College, Dublin | Killen, John | Article in Journal | | 1992 |
| The genealogical records of the Mormon church | Olivio, Lorna A. | Article in Journal | | 1987 |
| The genealogies, tribes and customs of Hy Fiachrach, commonly called O'Dowda's country | | Monograph or Collective Volume | | 1844 |
| The genealogy of Émín (e) in the Book of Leinster | Poppe, Erich | Article in Journal | | 1989 |
| The genealogy of James and Edmond Byrne of Dublin | Gallwey, H. D. | Article in Journal | | 1965 |
| The genealogy of the Anglo-Norman Lynches who settled in Galway | McNulty, Paul | Article in Journal | | 2010 |
| The genealogy of the first countess of Ormond | Buteler, René | Article in Journal | | 1991 |
| The genealogy of the Sheridans | Bruns, J. Edgar | Article in Journal | | 1962 |
| The genealogy of the Sheridans | Bruns, J. Edgar | Article in Journal | | 1960 |
| The Geraldine clerical lineages of Imokilly and Sir John Fitzedmund of Cloyne | MacCotter, Paul | Article in Book | | 2004 |
| The Geraldines : an experiment in Irish government, 1169-1601 | Fitzgerald, Brian | Monograph or Collective Volume | Staples | 1951 |
| The Geraldines of Allen | Nicholls, K. W. (Kenneth W.) | Article in Journal | | 1968 |
| The Geraldines of Decies | Nicholls, K. W. (Kenneth W.) | Article in Journal | | 1978 |
| The Geraldines of Desmond | | Article in Journal | | 1885 |
| The German heirs and successors of Colonel Walter Butler (died) 1635 | Pogrell, Christoph, Von | Article in Journal | | 1991 |
| The Giant's Causeway tramway and the Traill family | Hill, Barbara | Article in Journal | | 1997 |
| The glamorous Howards...... | Heron, Anastatia | Article in Journal | | 1992 |
| The Glasgow poor law records as a source for the Irish family historian | Convery, John | Article in Journal | | 1995 |
| The Glassmullan McDonnells, a forgotten branch of the Antrim McDonnells | McIlgorm, Margaret | Article in Journal | | 2002 |
| The Glin family and Irish poetry | de Brún, Pádraig | Article in Book | | 2009 |
| The Glynns of Kilrush, County Clare, 1811–1940: Family, business and politics | O'Brien, Paul | Monograph or Collective Volume | Four Courts Press | 2019 |
| The Godfrey papers : abstracts of deeds 1860-1898 | Bary, ValerieSpring, Jane | Article in Journal | | 1991 |
| The Godfrey papers : abstracts of deeds, 1800-1839 | Bary, ValerieSpring, Jane | Article in Journal | | 1988 |
| The Godfrey papers : abstracts of deeds, 1840-1848 | Bary, ValerieSpring, Jane | Article in Journal | | 1989 |
| The Godfrey papers : abstracts of deeds, 1850-1858 | Bary, ValerieSpring, Jane | Article in Journal | | 1990 |
| The Godfrey papers : abstracts of the eighteenth-century deeds | Bary, ValerieSpring, Jane | Article in Journal | | 1987 |
| The Gordons of Salterhill and their Irish descendants | Bulloch, J. M. | Monograph or Collective Volume | | 1910 |
| The Gore-Booths of Lissadell | James, Dermot | Monograph or Collective Volume | Woodfield Press | 2004 |
| The Gores of Barrowmount and their memorials | Lightbrown, Mary | Article in Book | | 1997 |
| The Gosfords and the Mullaghbrack Catholics : an ecumenical relationship? | McGlennon, C. F. | Article in Journal | | 2003 |
| The Grant families of Ulster and the Pale : a brief survey | Grant, A. P. | Article in Journal | | 1972 |
| The Graves family in Ireland | Cooke, Jim | Article in Journal | | 1997 |
| The Gray family of Claremorris, Co, Mayo | Ruttledge, Thomas Ormsby | Article in Journal | | 1989 |
| The great landowners of Meath, 1879 | Wilson, Thomas M. | Article in Journal | | 1980 |
| The Greenes of Hill House, Lecarrow | Devlin, AudreyDevlin, Ricky | Article in Journal | | 2004 |
| The Grehans of Lehaunstown | Byrne, Declan | Article in Journal | | 1998 |
| The Grehans of Lehaunstown | Byrne, Declan | Article in Journal | | 1997 |
| The Griersons of Co. Meath | Greeves, J. R. H. | Article in Journal | | 1959 |
| The Griffith family | Griffith, W. S. | Article in Journal | | 1997 |
| The Griffith family | Griffith, W. S. | Article in Journal | | 1996 |
| The Griffiths of Laurelhill, County Monaghan and associated families | Ó Mórdha, Pilip | Article in Journal | | 1993 |
| The Grubbs - a Tipperary Quaker family | Ahern, Michael | Article in Journal | | 2000 |
| The Grubbs of Tipperary : Studies in Heredity and character | Grubb, Geoffrey Watkins | Monograph or Collective Volume | The Mercier Press | 1972 |
| The Guinness legend | Guinness, Michele | Monograph or Collective Volume | Hodder and Stoughton | 1989 |
| The Guinness saga | Moore, Desmond F. | Article in Journal | | 1960 |
| The Guinnesses : the untold story of Ireland's most successful family | Joyce, Joe, 1947- | Monograph or Collective Volume | Poolbeg | 2009 |
| The Gunning sisters | Leyden, Mary | Article in Journal | | 1986 |
| The Hacketts : glimpses of entrepreneurial life in Cork 1800-1870 | O'Brien, John B. | Article in Journal | | 1985 |
| The Hallinan family of Quartertown | Forde, Robert | Article in Journal | | 1991 |
| The Hamill ancestors of Ballybrannan, Co. Armagh | Hamill, Denis | Article in Journal | | 2010 |
| The Hamilton family and the making of Balbriggan | Bourke, Stephanie | Monograph or Collective Volume | Balbriggan Historical and Cultural Society | 2004 |
| The Hamiltons of Killyleagh | Maginnis, Hilary | Article in Journal | | 1997 |
| The Hardings of Cherry Hill | Whiting, Alan Bruce | Article in Journal | | 1989 |
| The Hares of Convamore, Ballyhooly | Myers, Kevin | Article in Journal | | 2006 |
| The Harmans of Cork | Ffolliott, Rosemary | Article in Journal | | 1967 |
| The Hartland nursery family of Mallow and Cork | Crowley, Seamus | Article in Journal | | 1985 |
| The Hartnett family of Co. Cork, Ireland, Charleston, South Carolina, U.S.A. & N.S.W. & Victoria, Australia | McDonnell, Judith | Article in Journal | | 2005 |
| The Harvey families of Inishowen, co. Donegal and Maen, co. Cornwall. 2 vols. | Harvey, G. H. | Monograph or Collective Volume | | 1927 |
| The Harvey-Waddy connection | Waddy, J. L. | Article in Journal | | 1980 |
| The Haydens in Tipperary : a 700-year history | Hayden, Tadhg | Article in Journal | | 1994 |
| The Healy story : oidreacht mhuintir Ui Ealaithe | Healy, Donal | Monograph or Collective Volume | Milini' Publishers | 1996 |
| The Healys of Donoughmore | Collins, John T. | Article in Journal | | 1943 |
| The Heffernans and their times : a study in Irish history | Heffernan, Patrick | Monograph or Collective Volume | James Clarke | 1940 |
| The heirs of the O'Neills of the Fews. The first male line in descendants of Henry O'Neill and Hannah O'Kelly | O'Neill de Tyrone, Graziella | Article in Journal | | 2015 |
| The Helshams of Kilkenny | Mansfield, Brocard | Article in Journal | | 1982 |
| The Henry family | Moore, Treasa | Article in Journal | | 1993 |
| The Henry family in Kildare | Henry, Mrs | Article in Journal | | 1902 |
| The Herberts of Muckross | McCooley, Sinéad | Article in Book | | 2005 |
| The Herricks of Co. Cork | Ffolliott, Rosemary | Article in Journal | | 1963 |
| The Heydens of Caherlesk in North America | Manion, Patricia Jean | Article in Journal | | 1998 |
| The Hibernian-Argentinian. A forgotten branch of the Irish diaspora | McLoughlin, William | Article in Journal | | 1997 |
| The Hickey family - Kingstown’s Fenian leaders | Ó Cathaoir, Eva | Article in Journal | | 1995 |
| The Hillman family in the New World - extracts from Hillman family papers | McAllister, J. | Article in Journal | | 2001 |
| The history of Breifne O'Reilly | O'Reilly, J. J. | Monograph or Collective Volume | Vantage P. | 1976 |
| The history of New Hall and its Ormond connections | Burgess, Eleanor | Article in Journal | | 1978 |
| The history of Oakland, Rathgar | Redmond, Reggie | Monograph or Collective Volume | St. Luke's Hospital | 2008 |
| The history of the de Ros family (1163-1285) | Rooney, Colm H. T. | Article in Journal | | 2000 |
| The history of the O'Brien and Leddin families | O'Brien, James V. | Article in Journal | | 1988 |
| The home life of Padraig Pearse as told by himself, his family and friends | | Monograph or Collective Volume | Mercier Press | 1978 |
| The Hopper family | Elliott, Bruce S. | Article in Journal | | 1982 |
| The Horts of Hortland | Hort, Arthur F., Sir | Article in Journal | | 1914 |
| The household of faith | Taves, Ann | Monograph or Collective Volume | # | 1988 |
| The hub of the house | Black, Gladys | Article in Journal | | 2003 |
| The Huguenot family of Hautenville in Ireland and some of its connections | Rambaut, Bertrand R. R. | Article in Journal | | 1944 |
| The Huguenot family of Rambaut in Ireland | Rambaut, Philip Marland | Article in Journal | | 1985 |
| The human face of the territory of Eile | Fitzpatrick, LizLeonard, Aoife | Article in Journal | | 1992 |
| The human settlement history of Clare Island | Gosling, Paul | Article in Book | | 2007 |
| The Hylands of Clonmoran: an enterprising Catholic family in County Kilkenny, 1816-1917 | Hyland, Richard | Thesis | | 2014 |
| The IFPA youth group, the adolescent confidential telephone service and sexual health activism in Ireland, c. 1984-90 | Kelly, Laura | Article in Journal | | 2023 |
| The IGP : a tourist agenda for genealogy | Tunney, John | Article in Journal | | 1990 |
| The immediate predecessors of Dermot MacMurrough | Furlong, Nicholas | Article in Journal | | 1972 |
| The inauguration of O'Conor | | Article in Book | | 1961 |
| The Inchiquin manuscripts | | Monograph or Collective Volume | Stationery Office [for the Irish Manuscripts Commission] | 1961 |
| The India Callaghans | Gabb, Alfred D. F. | Article in Journal | | 1995 |
| The international gathering of the clan O'Neill (June 1991) and Hugo O'Neill's ancestry | Anonymous | Article in Journal | | 1989 |
| The invention of memory : an Irish family scrapbook, 1560-1934 | Loftus, Simon | Monograph or Collective Volume | Daunt Books | 2014 |
| The invincible Irish : Ronald Wilson Reagan - Irish ancestry and immigration to America | White, Patricia Meade | Monograph or Collective Volume | Portola Press | 1981 |
| The Irish : emigration, marriage and fertility | Kennedy, R. E. | Monograph or Collective Volume | University of California Press | 1973 |
| The Irish abortion journey, 1920-2018 | Earner-Byrne, LindseyUrquhart, Diane | Monograph or Collective Volume | Palgrave Pivot | 2019 |
| The Irish and Anglo-Irish landed gentry | MacLysaght, EdwardO'Hart, John | Monograph or Collective Volume | Irish University Press | 1969 |
| The Irish Australians : selected articles for Australian and Irish family histories | | Monograph or Collective Volume | Ulster Historical Foundation | 1984 |
| The Irish Cartlands and Cartland genealogy | Cartland, G., SirCartland, J. B. | Monograph or Collective Volume | The author | 1978 |
| The Irish châteaux : in search of the descendants of the Wild Geese | Holohan, RenaghWilliams, Jeremy | Monograph or Collective Volume | Lilliput Press | 1989 |
| The Irish Civil War: Family life, gender and loss | Earner-Byrne, Lindsey | Article in Book | Cork University Press | 2024 |
| The Irish clans of Desmond | MacCotter, Paul | Article in Journal | | 1998 |
| The Irish country house : a social history | Somerville-Large, Peter | Monograph or Collective Volume | Sinclair-Stevenson | 1995 |
| The Irish cousins : the books and background of Somerville and Ross | Powell, Violet | Monograph or Collective Volume | [s.n.] | 1970 |
| The Irish family : blame, agency and the ‘unmarried mother problem’, 1980s–2021 | Earner-Byrne, Lindsey | Article in Journal | | 2023 |
| The Irish family and local history handbook | Blatchford, ElizabethBlatchford, Robert | Monograph or Collective Volume | Robert Blatchford | 2012 |
| The Irish family since the Famine : continuity and change | Daly, Mary E. | Article in Journal | | 1999 |
| The Irish family, marital breakdown and the Josie Airey case, c. 1974-1981 | Foley, Deirdre | Article in Journal | | 2024 |
| The Irish heritage of the Brontës | Sullivan, A. M. | Article in Journal | | 1953 |
| The Irish in New Zealand | Akenson, Donald Harman | Article in Journal | | 1989 |
| The Irish influence on the Australian Catholic Church | Ryan, Christopher | Article in Journal | | 2000 |
| The Irish journey : women stories of abortion | Ruane, Medb | Monograph or Collective Volume | Irish Family Planning Association | 2000 |
| The Irish Kennedys who moved eastward: to baronies adjacent to Ormond | Kennedy, Brian Patrick | Monograph or Collective Volume | The Author | 2019 |
| The Irish law of kingship with special reference to Aileach and Cenel Eoghain | Hogan, J. | Article in Journal | | 1932 |
| The Irish lumberman-farmer : Fitzgeralds, Harrigans and others | King, Joseph A. | Monograph or Collective Volume | The author | 1982 |
| The Irish medical family of Ó Sheil | Carroll, F. | Article in Journal | | 1951 |
| The Irish medical family of O'Sheil | Brady, John, d.1963 | Article in Journal | | 1947 |
| The Irvine baronetcy | #Barbour, BillJohnston, Jack | Article in Journal | | 1993 |
| The Irwins and Irvines of Sligo, Roscommon and Fermanagh | Walsh, R. W. | Article in Journal | | 1944 |
| The Irwins of Roxborough, Co. Roscommon, and Streamstown, Co. Sligo | Gray, Edward Stewart | Article in Journal | | 1937 |
| The Jacob family in the Registry of Deeds, Dublin | Purcell, Margaret | Article in Journal | | 2005 |
| The Jacobite duchess : Frances Jennings, duchess of Tyrconnell, c.1649-1731 | Nolan, Frances | Monograph or Collective Volume | Boydell Press | 2021 |
| The James Bones family circle : a United Irishman's Southern American heritage | Brown, Katharine L. | Article in Journal | | 1998 |
| The jarvey Galvins | Galvin, H. G. | Article in Journal | | 1987 |
| The Joly family - Jaspar Robert Joly and the National Library | Henchy, Patrick | Article in Journal | | 1977 |
| The Joyce brothers of Glenosheen | Joyce, Mannix | Article in Journal | | 1969 |
| The Joyces of Merview. Part II | Mark, Gordon St. George | Article in Journal | | 1994 |
| The Joyces of Merview. Part 1 | Mark, Gordon St. George | Article in Journal | | 1992 |
| The Kane family in America | O'Brien, Michael J. | Article in Journal | | 1918 |
| The Kavanagh kings | Hadden, W. V. | Article in Journal | | 1968 |
| The Kavanaghs : kings of Leinster | Kavanagh, Art | Monograph or Collective Volume | Irish Family Names | 2003 |
| The Kavanaghs of Maine | Lucey, W. L. | Article in Journal | | 1943 |
| The Kavanaghs, 1400-1700 | Nicholls, K. W. (Kenneth W.) | Article in Journal | | 1981 |
| The Kearns - Ferris family - some childhood memories | Kelly, Mary | Article in Journal | | 1999 |
| The Keeffes of the Jockey | Hayes, William J. | Monograph or Collective Volume | Lisheen | 2001 |
| The Keelys and Kingstown. An old connection | Byrne, Declan | Article in Journal | | 1995 |
| The Kelly septs | Murphy, Seán | Article in Journal | | 1995 |
| The Kellys, Burkes and Sheas of the Massachusetts line | O'Brien, Michael J. | Article in Journal | | 1922 |
| The Kennedys, Ireland and Irish America | Ahtes, John H. | Article in Journal | | 1991 |
| The kidnapping and imprisonment of Red Hugh | Donnelly, Mowenna | Article in Journal | | 1954 |
| The Kildare family of Col. Wentworth Cavenagh | Becket, DianaCavanagh, Cathal | Article in Journal | | 2006 |
| The Kildare poems | Valkenburg, Augustine | Article in Journal | | 1987 |
| The Killimor Dalys | Dillon, James N. | Article in Book | | 2000 |
| The killing fields of the 1798 Rebellion | Pielou, Leslie | Article in Journal | | 1998 |
| The kin of Blessed Oliver Plunkett | Brady, J. | Article in Journal | | 1945 |
| The Kindellans of Ballinakill, Co. Meath | Brady, John, d.1963 | Article in Journal | | 1947 |
| The kings of Leinster and their clans | Hamilton, Gustavus E. | Article in Journal | | 1914 |
| The Kirwans | Golding, Patrick | Article in Journal | | 1994 |
| The Kirwans of Castlehacket, Co. Galway : history, folklore and mythology in an Irish horseracing family | Lynch, Ronan | Monograph or Collective Volume | Four Courts | 2006 |
| The Knights of Glin : a Geraldine family | Gaughan, J. Anthony, 1932- | Monograph or Collective Volume | Kingdom Books | 1978 |
| The knights of Glin : seven centuries of change | | Monograph or Collective Volume | Glin Historical Society | 2009 |
| The Knights of Glin in the long sixteenth century | McCormack, Anthony M. | Article in Book | | 2009 |
| The Knights of Kerry | FitzGerald, Adrian, Sir | Article in Book | | 2009 |
| The Knoxes of Dungannon and the Irish yeomanry | Blackstock, Allan | Article in Book | | 2000 |
| The La Touche dynasty | Dickson, DavidEnglish, Richard, 1963- | Article in Book | | 1987 |
| The La Touche family in Ireland | McGinley, Michael | Monograph or Collective Volume | La Touche Legacy Committee | 2004 |
| The La Touche family of Harristown, County Kildare | Young, M. F. | Article in Journal | | 1914 |
| The Lalors of Tenakill, 1767-1893 | O'Brien, Michael Gerard | Thesis | | 1987 |
| The Lamberts of Athenry : a book on the Lambert families of Castle Lambert and Castle Ellen Co. Galway : a study of the townland associated with them and their Edward Carson connection | O'Regan, Lambert | Monograph or Collective Volume | Finbarr O'Regan | 1999 |
| The Lamplighters of the Phoenix Park: A unique history of one of Ireland’s most famous places | Fallon, DonalFlanagan, FrankFlanagan, James | Monograph or Collective Volume | Hachette Books Ireland | 2023 |
| The landed gentry of Galway, 1820-80 | Melvin, Patrick Gerard | Thesis | | 1991 |
| The landed gentry [of County] Kildare | Bunbury, TurtleKavanagh, Art | Monograph or Collective Volume | Irish Family Names | 2004 |
| The landlords of the Newtownstewart and Lislap estate 1610-1932 | Bradley, W. John | Article in Journal | | 1997 |
| The Langrishe quarterings | Crotty, G. | Article in Journal | | 1997 |
| The last Butler | O'Sullivan, T. F. | Article in Journal | | 1991 |
| The last days of the Colleys on Carbury hill | Kelly, Martin J. | Article in Journal | | 1987 |
| The last lords of Ormond : Cromwellian plantation prelude and aftermath in the 'countrie of the three O'Kennedies' | Glesson, Dermot F.Murphy, Donal A. | Monograph or Collective Volume | Relay Books | 2001 |
| The last O'Malley chief and his descendants | Stoney, Benita | Article in Journal | | 1999 |
| The last of the name | McGlinchey, Charles | Monograph or Collective Volume | Collins Press | 2007 |
| The last rose of summer : the love story of Tom Moore and Bessy Dyke | Brady, Margaret | Monograph or Collective Volume | Green Hills Publications | 1993 |
| The last train to Dublin | Curley, Walter J. P. | Article in Journal | | 2000 |
| The Last word : reflections on 'Angela's Ashes' | O'Brien, George, 1945- | Article in Book | | 2000 |
| The Lattin and Mansfield families, in the Co. Kildare | Thunder, John M. | Article in Journal | | 1902 |
| The Laud genealogies and tribal histories | | Article in Journal | | 1912 |
| The Lawders of the Bass and their descendants | Lawder, C. A. B. | Monograph or Collective Volume | | 1914 |
| The learned family of Mac Firbhisigh | Walsh, Paul, Revd, 1885-1941 | Article in Journal | | 1938 |
| The learned family of Ó Cianáin/Keenan | Ó Muraíle, Nollaig | Article in Journal | | 2005 |
| The learned family of Ó Maelchonaire | Walsh, Paul, Revd, 1885-1941 | Article in Journal | | 1936 |
| The legal capacity of women in regard to contracts | Binchy, D. A. (Daniel Anthony), 1900-1989 | Article in Book | | 1936 |
| The legendary Casey brothers | Casey, JimHudson, Jim | Monograph or Collective Volume | The Collins Press | 2013 |
| The Leonard family connection with Warrenstown | Irwin, Jack | Article in Book | | 2016 |
| The Leslies of Tarbert, County Kerry, and their forebears | Pielou, P. L. | Monograph or Collective Volume | | 1935 |
| The letters of Mrs William O'Brien | O'Rahilly-Mahoney, Sean | Article in Journal | | 1984 |
| The letters of P. H. Pearse | Pearse, Patrick Henry, 1879-1916Ó Buachalla, Séamus | Monograph or Collective Volume | Smythe | 1980 |
| The Lewis bedcover | Simpson, M. Lesley | Article in Journal | | 1997 |
| The Liam Price notebooks - volume 2 | | Article in Journal | | 2008 |
| The lieutenancy of Lancashire and Cheshire in the 16th and early 17th centuries | Coward, Barry | Article in Journal | | 1968 |
| The life and art of Kathleen Bridle | Froude-Durix, CarolWood, Helen Lanigan | Monograph or Collective Volume | Four Courts | 1998 |
| The Life and Legacy of a Troubled Earl Edward Henry Stuart Bligh 7th Earl of Darnley, 1851-1900 | Walsh, Bernard | Article in Journal | | 2024 |
| The life and letters of Florence MacCarthy Reagh, tanist of Carbery, MacCarthy Mor | McCarthy, Daniel | Monograph or Collective Volume | Miros | 1975 |
| The life and music of Brian Boydell | Cox, GarethKlein, AxelTaylor, Michael | Monograph or Collective Volume | Irish Academic Press | 2004 |
| The life and times of Feagh MacHugh O'Byrne (c.1544-1597) | O'Brien, Andrew | Article in Journal | | 1997 |
| The life and times of James Daly alias Jack Hart (1887-1917) | Ó Dálaigh, Art | Article in Journal | | 2013 |
| The life of Aodh Ruadh Ó Domhnaill. part 1 : text and translation; Beatha Aodha Ruaidh Uí Dhomhnaill, roinn 1 : téacs agus tionntó | Ó Cléirigh, Lughaidh | Monograph or Collective Volume | Educational Company of Ireland for the Irish Texts Society | 1948 |
| The Lilley family of Kilwarlin, Co. Down | Rankin, J. Frederick | Article in Journal | | 1995 |
| The Lindesays of Loughry, Co. Tyrone | Godfrey, Ernest H. | Monograph or Collective Volume | Greaves | 1949 |
| The line of Colonel John O'Reilly | O'Connell, Philip | Article in Journal | | 1962 |
| The Lismore papers | Brady, Donal M. | Article in Journal | | 1986 |
| The Lismore papers revisited | Hamilton, Pádraig | Article in Journal | | 1992 |
| The Lloyds of Crogan house | Creighton, Seamus | Article in Journal | | 1990 |
| The Lloyds of Rockville and their namesakes of Croghan | Gray, Edward Stewart | Article in Journal | | 1944 |
| The Loftuses of Mount Loftus | Grattan-Bellew, Bettina | Article in Journal | | 1971 |
| The Lombards | O'Connell, John | Article in Journal | | 1992 |
| The Londonderry papers : catalogue of the documents deposited in the Durham County Record Office by the 9th Marquess of Londonderry | | Monograph or Collective Volume | | 1969 |
| The Londonderrys : a family portrait | Hyde, Harford Montgomery | Monograph or Collective Volume | Hamish Hamilton | 1979 |
| The Longs of Muskerry and Kinalea | Collins, J. T. | Article in Journal | | 1946 |
| The lords of Dunsandle | Dillon, James N. | Article in Book | | 2000 |
| The lordship of O'Conor Faly, 1520-1570 | Fitzsimons, Fiona | Article in Book | | 1998 |
| The lost children of Gormanstown : a search for the scattered | Byrne, Declan | Article in Journal | | 2002 |
| The lost houses of Ireland : a chronicle of great houses and the families who lived there | MacDonnell, Randal | Monograph or Collective Volume | Weidenfeld and Nicolson | 2002 |
| The Lowrys, Castlecoome and Caledon : a settler family | Wylie, Mona | Article in Journal | | 1992 |
| The Mac Cathmhaoils of Clogher | Ó Dufaigh, Seosamh | Article in Journal | | 1957 |
| The Mac Coghlans of Delvin Eathra | Cox, Liam, 1908-2003 | Article in Journal | | 1974 |
| The Mac Fínín Duibh O'Sullivans of Tuosist and Bearehaven | Lyne, Gerard J. | Article in Journal | | 1976 |
| The Macartneys of Lissanoure | Blair, S. Alexander | Article in Journal | | 2002 |
| The MacDonagh headstone at Grawn | Darcy, Una | Article in Journal | | 1996 |
| The MacDonaghs | Williams, Roche | Article in Journal | | 1985 |
| The MacDonalds of Mayo | Hayes-McCoy, G. A. (Gerard Anthony) | Article in Journal | | 1936 |
| The MacDonnells of Antrim on the continent | Walsh, Micheline | Monograph or Collective Volume | National University of Ireland | 1960 |
| The MacDonnells of Boyle, Ireland and Cartagena, Spain | Fannin, Samuel | Article in Journal | | 2008 |
| The MacDonnells of Tyrone and Armagh : a genealogical study | Schlegel, Donald M. | Article in Journal | | 1980 |
| The MacEgan family | MacEgan, Marie | Article in Journal | | 1939 |
| The MacGeough Bonds of The Argory : an Ulster gentry family, 1880-1950 | Purdue, Olwen | Monograph or Collective Volume | Four Courts | 2005 |
| The MacGormans of Uí Brecane | Ronan, Myles V. (Myles Vincent) | Article in Journal | | 1938 |
| The Macivers of north Antrim | Maciver, J. | Article in Journal | | 1995 |
| The MacMahon pedigree : a medieval forgery | Simms, Katharine | Article in Book | | 2004 |
| The MacMahons of Monaghan (1500-1593) | Moore, Philip | Article in Journal | | 1955 |
| The MacMahons of Monaghan, (1593-1603) | Moore, Philip | Article in Journal | | 1956 |
| The Macnamaras of Doolin and Ennistymon | Mac Mahon, Michael | Article in Journal | | 1993 |
| The Madan family and Maddens in Ireland and England. A historical account with notes and pedigrees of connections by marriage, Spanish branches, and the Maddens | Madan, Falconer, 1851-1935 | Monograph or Collective Volume | | 1933 |
| The Magans of Umma, parish of Ballymore, Co. Westmeath | Cox, Liam, 1908-2003 | Article in Journal | | 1981 |
| The Mageoghans | Cox, Liam, 1908-2003 | Article in Journal | | 1969 |
| The Mageoghegans | Walsh, Paul, Revd, 1885-1941 | Monograph or Collective Volume | Westmeath Examiner | 1938 |
| The Magners of the Blackwater Valley Cork | Magner, Thomas J. | Article in Journal | | 1986 |
| The Maguires and Irish learning | Walsh, Paul, Revd, 1885-1941 | Article in Journal | | 1940 |
| The Maguires of Tempo : vicissitudes of a county Fermanagh family | Maguire, W. A. (William Alexander) | Article in Book | | 2004 |
| The Making of the Montgomery manuscripts | Gillespie, Raymond | Article in Journal | | 1986 |
| The making of the Protestant ascendancy in county Kilkenny landownership | Brennan, Monica | Monograph or Collective Volume | Michigan University Microfilms International | 1987 |
| The Malocca story | Magliocco, Giovanni | Article in Journal | | 2007 |
| The Malones : a Downpatrick family | Malone, J. P. | Article in Journal | | 1991 |
| The man from Callan | Ó Caithnia, L. P. | Article in Book | | 1994 |
| The manor of Arklow in the sixteenth century | Ó Duinn, Séamus | Article in Journal | | 1986 |
| The Mansfields of Co. Kildare : a Franco-Irish Catholic elite family and their networks, 1870-1915 | Murphy, Fergus | Monograph or Collective Volume | Four Courts Press | 2023 |
| The Mansfields of Co. Kildare: A Franco-Irish Catholic elite family and their networks 1870-1915 | Murphy, Fergus | Monograph or Collective Volume | Four Courts Press | 2023 |
| The manuscripts and correspondence of James, first earl of Charlemont | | Monograph or Collective Volume | Historical Manuscripts Commission | 1891 |
| The manuscripts of his grace the duke of Rutland | | Monograph or Collective Volume | Historical Manuscripts Commission | 1888 |
| The manuscripts of the earl of Carlisle, preserved at Castle Howard | | Monograph or Collective Volume | Historical Manuscripts Commission | 1897 |
| The Marmion family in Ireland and in general | Marmion, William F. K. | Monograph or Collective Volume | St. Lazarus press | 1997 |
| The marriage equality referendum 2015 | Murphy, Yvonne | Article in Journal | | 2016 |
| The marriage of Thomas Wyse and Lelitia Bonaparte | Holt, Eileen | Article in Journal | | 1979 |
| The Mason family business : a brief history, 1780-1980 | Anonymous | Monograph or Collective Volume | [s.n.] | 1980 |
| The maternal ancestry of Daniel O'Connell | Collins, J. T. | Article in Journal | | 1949 |
| The Mathews of Bonnetstown, county Kilkenny | Hobson, Roy | Article in Journal | | 1990 |
| The Matthews family of Ballygally, Downpatrick | Brown, Beverly | Article in Journal | | 2011 |
| The Matthews family of Matthews Lane | Ó Maitiú, Séamas | Article in Journal | | 2001 |
| The Maunsell family of Islandmagrath | Connors, Paddy | Article in Journal | | 1997 |
| The Maxwell family of Farnham, County Cavan: an introduction | Cherry, Jonathan | Article in Journal | | 2006 |
| The McAllisters and the early days of canal shipping | Beusse, Jacqueline Collins | Article in Journal | | 1986 |
| The McAuliffes of Clanawley | Allen, H. | Article in Journal | | 1980 |
| The McCabes of Ballymaquirk | McCabe, R. P. | Article in Journal | | 1978 |
| The McCance family | Wickens, Elma | Article in Journal | | 1998 |
| The McCarthys of Muskerry and Blarney Castle | Collins, John T. | Article in Journal | | 1999 |
| The McConnells of Ulster | McConnell, Charles | Monograph or Collective Volume | Books Ulster | 2003 |
| The McCorkell of Londonderry orderbook, 1864-71 | McCorkell, PatrickTrainor, Brian | Article in Journal | | 1979 |
| The McGoogins of Armoy. A north Antrim emigrant family 1860-1890 | McGuckin, J. H. | Article in Journal | | 1995 |
| The McGreers from Glenaan in County Antrim | McGreer, Dan | Article in Journal | | 2005 |
| The McGuckins of Desertmartin : emigration from the Drapers' estate in Co. Londonderry | McGuckin, J. H. | Article in Journal | | 1992 |
| The McKeogh Family Story – North Tipperary and Beyond | Fitzgerald, Mary | Monograph or Collective Volume | Mary Fitzgerald | 2021 |
| The McKinneys of Kilrea and East Tennesee | Kennedy, Billy | Article in Journal | | 2001 |
| The McMahon family murders and the Belfast troubles, 1920-1922 | Baker, Joe, 1965- | Monograph or Collective Volume | Glenravel Publications | 1995 |
| The McNeills of Cushendun and the McNeiles of Ballycastle | McDonnell, Randal | Article in Journal | | 1973 |
| The McNevins, a patriot family | Ingham, George R. | Article in Journal | | 1996 |
| The McVeigh family, Ballyeasborough, Co. Down | Anonymous | Article in Journal | | 1984 |
| The Meath ancestors of Blessed Abbot Columba Marmion O.S.B., 1858-1923 | Marmion, James | Article in Journal | | 2004 |
| The Meath estate | Davies, K. M. (Kathleen Mary) | Article in Book | | 1989 |
| The mechanics of assisted emigration : from the Fitzwilliam estate in Wicklow to Canada | Byrne, Fidelma | Article in Book | | 2016 |
| The medical connections of Robert Emmet | McCabe, A. M. E. | Article in Journal | | 1963 |
| The medical families of medieval Ireland | Dunlevy, Mairead | Article in Book | | 1952 |
| The merchant Butler family of La Rochelle | De Butler, RalphDe Butler, Serge | Article in Journal | | 2000 |
| The merchants of Ennis | Spellissy, Sean | Monograph or Collective Volume | On Stream | 1996 |
| The Merrigans of Wicklow | Simmons, Colleen T. | Article in Journal | | 2000 |
| The Meyler manuscripts | Roche, Richard | Article in Journal | | 1990 |
| The milder day or a promise kept | McCartney, David James | Monograph or Collective Volume | Macson Books | 1994 |
| The Miller of Rosanna's tale - the Meades of Coolharbour | Byrne, Declan | Article in Journal | | 2000 |
| The Miller's Odyssey: Old Buncrana From West End to Mill End | Ó Dochartaigh, Seoirse | Monograph or Collective Volume | Errigal | 2020 |
| The Milltown Leesons - 'arch rebels' of the ascendancy | Leeson, Francis | Article in Journal | | 1968 |
| The Milltowns : a family reunion | Benedetti, Sergio | Monograph or Collective Volume | National Gallery of Ireland | 1997 |
| The Mitchells of Mitchellsfort, Co. Cork, and of London | Ffolliott, RosemaryMitchell, Leslie R. V. | Article in Journal | | 1985 |
| The Moate saga and beyond : the story of a farm in Ireland, a divinity student and his eighteen-year-old schoolteacher bride to be, and all that followed | Strong, M. Stuart | Monograph or Collective Volume | S. Strong | 2007 |
| The Molloy family of Kells | Shaw, J. C. | Article in Journal | | 1960 |
| The Moloneys of Kiltanon | Hannan, Kevin | Article in Journal | | 1989 |
| The Molyneux family | Fraser, A. M. | Article in Journal | | 1960 |
| The Moncks and Charleville House: . A Wicklow Family in the Nineteenth Century. | Batt, Elizabeth | Monograph or Collective Volume | Blackwater | 1979 |
| The Montgomeries, the Sinclairs and Drumbeg house | Meehan, Helen | Article in Journal | | 1992 |
| The Montgomerys of Croghan and Convoy | Meehan, Helen | Article in Journal | | 2000 |
| The Montiaghs in the nineteenth century | McCorry, F.X. (Francis Xavier) | Article in Journal | | 1984 |
| The Montiaghs of North Armagh | McCorry, F.X. (Francis Xavier) | Article in Journal | | 2001 |
| The Moony family of the Doon, county Offaly and other kindred lines | Cox, Liam, 1908-2003 | Article in Journal | | 1986 |
| The Moore family of Harmony Hill | Watson, Gilbert | Article in Journal | | 2010 |
| The Moores of Moore Hall | Hone, Joseph Maunsell, 1882-1959 | Monograph or Collective Volume | Cape | 1939 |
| The Moores of Ringsend Manse | Logan, Sam | Monograph or Collective Volume | Carrowmore | 2015 |
| The Moores of Willbrook : Charles Nelson remembers a famous gardening couple | Nelson, E. Charles | Article in Journal | | 1997 |
| The Morrisons of Irish Street. 200 years of Irish Street, some family associations and a Viking connection | Morrison, Tom | Article in Journal | | 1999 |
| The Morroghs of Kilworth, Co. Cork | Vaughan, Francis J. | Article in Journal | | 1985 |
| The Mountgarret peerage case | Anonymous | Article in Journal | | 1982 |
| The Moy castle, or Roxborough house | Ó Dálaigh, Art P. | Article in Journal | | 1992 |
| The muddled Maltons | Craig, Maurice James | Article in Journal | | 1995 |
| The Muintir Cleirigh of Tirawley | Clery, A. B. | Article in Journal | | 1945 |
| The Mullen family | Mullen, Michael | Article in Book | | 1990 |
| The Murphy septs | Murphy, Seán | Article in Journal | | 1994 |
| The Myers' alternative spellings : Meer, Meers, Meyer | Anonymous | Article in Journal | | 1988 |
| The mysterious origin of Dean Swift | Johnston, Denis | Article in Journal | | 1941 |
| The mystery remains : when was he born? when did he die? | Hanson, Maureen | Article in Journal | | 2002 |
| The Nagles of Annakissy | O'Connell, Basil | Article in Journal | | 1954 |
| The Nagles of Ballygriffin, and Nano Nagle | O'Connell, Basil | Article in Journal | | 1957 |
| The Nagles of Mount Nagle and later of Jamestown and Dunower, barts | O'Connell, Basil | Article in Journal | | 1955 |
| The name McClatchey | McClatchey, Charles A. | Article in Journal | | 1991 |
| The name of O'Braden, Bredin, or Bredon | Bredin, A. | Article in Journal | | 1940 |
| The Naughtons of Ballycanana : a family history | Feheney, John P. M. | Monograph or Collective Volume | Iverus Publications | 2006 |
| The needle in the haystack | McCarthy, Tony | Article in Journal | | 1995 |
| The Neilsons of Rademon and Down : educators and Gaelic scholars | Magee, John | Article in Journal | | 1988 |
| The Nevins family, 1800-40 | Mannion, John | Article in Journal | | 1988 |
| The New Orleans McCloskeys | Hasson, Seamus | Article in Journal | | 1981 |
| The Nicholsons ... Quakers, bleachers and soldiers | McElroy, Eric | Article in Journal | | 2001 |
| The Nolans football royalty across Clara, Offaly, Leinster, New York | Browne, Billy | Monograph or Collective Volume | | 2021 |
| The Nonhuman and the Irish Peasant Cabin in Nineteenth-Century Culture | O’Connor, Maureen | Article in Book | | 2023 |
| The Norman-Welsh family of Walsh in Ireland, France and Austria | Walsh, R. W. | Article in Journal | | 1944 |
| The Nugent family and the diocese of Kilmore in the sixteenth and early seventeenth centuries | Lennon, Colm | Article in Journal | | 2001 |
| The Nuttalls of County Kildare | Smith, R. W. | Article in Journal | | 1917 |
| The O Cléirigh family of Tír Conaill: an essay by Father Paul Walsh with the O Cléirigh genealogies | Walsh, Paul, Revd, 1885-1941 | Monograph or Collective Volume | Colm O Lochlainn in Fleet Street Dublin at the Sign of the Three Candles | 1938 |
| The O Clery book of genealogies | | Article in Journal | | 1951 |
| The O Hickeys | One of the Clan | Article in Journal | | 1996 |
| The Ó Maolconaire family : a note | Staunton, E. de Lacy | Article in Journal | | 1942 |
| The O'Brien family | O'Brien, Donough | Article in Journal | | 1939 |
| The O'Briens in Munster after Clontarf | Ryan, John | Article in Journal | | 1942 |
| The O'Briens of Dough and Ennistymon | O'Brien, P. I. D. | Article in Journal | | 1984 |
| The O'Briens of Dromore Castle | O'Brien, Ivor | Article in Journal | | 1987 |
| The O'Byrn family in the army of Saxony | Garland, John | Article in Journal | | 1983 |
| The O'Byrne Sept of Knockrath | Nicholls, K. W. (Kenneth W.) | Article in Journal | | 1998 |
| The O'Byrnes of Baile na Coille | O'Rahilly, T. F. | Article in Journal | | 1938 |
| The O'Cahans - a notable Irish military family | Hayes, Richard Francis | Article in Journal | | 1950 |
| The O'Callaghan family of County Cork : a history | O'Callaghan, Joseph F. | Monograph or Collective Volume | Irish Family Names | 2004 |
| The O'Callaghans of Kilcranathan, county Cork | O'Callaghan, Joseph F. | Article in Journal | | 1987 |
| The O'Carrolls of Offaly : their relations with the Dublin authorities in the sixteenth century | Venning, Timothy | Article in Book | | 1998 |
| The O'Caseys of north Cork and east Kerry | Casey, John | Article in Journal | | 1984 |
| The O'Connor family of Caherowen, Athenry, Co. Galway | Ó Deirg, Íosold | Article in Journal | | 1998 |
| The O'Connor Henchys of Stonebrook | Hussey-Walsh, V. | Article in Journal | | 1899 |
| The O'Connor papers | Dunleavy, G. W. (Gareth W.)Dunleavy, J. E. (Janet Egleson) | Monograph or Collective Volume | University of Wisconsin Press | 1977 |
| The O'Connor tragedy of 1890 | Lowth, Cormac | Article in Journal | | 2001 |
| The O'Connors | Pierce, Thomas | Article in Journal | | 1956 |
| The O'Conor papers : their significance to genealogists | Dunleavy, G. W. (Gareth W.) | Article in Journal | | 1976 |
| The O'Conor papers:a descriptive catalogue and surname register of the materials at Clonalis House | | Monograph or Collective Volume | University of Wisconsin Press | 1977 |
| The O'Crowleys of Coill t-Sealbaigh | Collins, John T. | Article in Journal | | 1953 |
| The O'Daly/O'Kelly 'marriage stone' | Dillon, James N. | Article in Book | | 2000 |
| The O'Dalys | MacCarthy, Jean J. | Article in Journal | | 1997 |
| The O'Develins of Tyrone : the story of an Irish sept | Develin, Joseph Chubb | Monograph or Collective Volume | Tuttle Publishing Co | 1938 |
| The O'Doherty historic trail in counties Derry and Donegal | Dougherty, Murray | Monograph or Collective Volume | Guildhall Press | 1989 |
| The O'Donnells of Castlebar | O'Donnell, Vincent | Article in Journal | | 1986 |
| The O'Donnells of Killeen and the Cathach | O'Donohue, Tony | Article in Journal | | 1987 |
| The O'Donnells of Ramelton | Anonymous | Article in Journal | | 1987 |
| The O'Donnells of Tyrconnell (1600 to the present) | O'Donnell, Vincent | Article in Journal | | 1985 |
| The O'Donovan family pedigree : descendents of Edmund Donovan and Catherine Gall Burke | Walsh, Jim | Article in Book | | 2001 |
| The O'Dooleys of Fertullagh | Dooley, Peter | Article in Journal | | 1992 |
| The O'Doyne (Ó Duinn) manuscript : documents relating to the family of O'Doyne (Ó Duinn) from Archbishop Marsh's Library, Dublin, MS Z.4.2.19 | | Monograph or Collective Volume | Stationery Office for the Irish Manuscripts Commission | 1983 |
| The O'Farralls of Mornin castle | Lennon, Jimmy | Monograph or Collective Volume | Farrell Clan Committee | 1997 |
| The O'Gara dynasty through time and place | O'Gara-O'Riordan, Maura ; Nì Chearbhaill, Máire | Article in Book | NA | 2023 |
| The O'Hara family connection with St Clerans | Henry, William | Monograph or Collective Volume | Merv Griffin | 1999 |
| The O'Hara MS | Greene, David | Article in Journal | | 1942 |
| The O'Haras of Annaghmore c.1600-c.1800 : survival and revival | Bartlett, Thomas | Article in Journal | | 1982 |
| The O'Heas of south-west Cork | Collins, J. T. | Article in Journal | | 1946 |
| The O'Hegartys of Ulster | Hegarty, Walter | Article in Journal | | 1948 |
| The O'Hickeys, hereditary physicians to the O'Briens of Thomond and some of their descendants | Hickey, J. | Article in Journal | | 1958 |
| The O'Keefes of Dromtariffe | Horgan, Eddie | Article in Journal | | 1986 |
| The O'Mahonys of Dunloe and Cullina | O'Shea, Stephen | Article in Journal | | 1982 |
| The O'Mahonys of Ivagha | Coombes, James | Article in Journal | | 1981 |
| The O'Mahonys of the Galtees | Seoighe, Mainchín | Article in Journal | | 1978 |
| The O'Maolconaire family : unpublished letters from Sir Edward Conry, Bart, to H. F. Hore, Est., 1864 | | Article in Journal | | 1941 |
| The O'Maolconaire family. A note | Staunton, E. De Lacy | Article in Journal | | 1942 |
| The O'Moran septs and coats of arms | Moran, T. W. | Article in Journal | | 1970 |
| The O'More family of Balyna in the County Kildare, by James More of Balyna, circa 1774 | Fitzgerald, Walter, LordO'Leary, Edward | Article in Journal | | 1921 |
| The O'Mullanes of Whitechurch | Blackall, Henry, Sir | Article in Journal | | 1953 |
| The O'Neills in Spain | Walsh, Micheline | Monograph or Collective Volume | National University of Ireland | 1960 |
| The O'Neills of Glenariff | MacNeill, Máire | Article in Journal | | 1986 |
| The O'Neills of Leinster : an investigation into the origins of the O'Neills of Magh Da Chonn-Moyacomb - Leinster | O'Neill, Seán | Monograph or Collective Volume | Ulster Clans Centre | 1992 |
| The O'Neills of Nagh dá chonn | O'Neill, Seán | Article in Journal | | 1993 |
| The O'Neills of the Fews | Ó Fiaich, Tomás | Monograph or Collective Volume | Cumann Seanchais Árd Mhaca | 2003 |
| The O'Neills of the Fews : their origin, descendants and DNA profile : II | Henry, Mark | Article in Journal | | 2016 |
| The O'Neills of Ulster : their history and genealogy. 3 vols. | Mathews, Thomas | Monograph or Collective Volume | | 1907 |
| The O'Rahilly | Snoddy, Oliver | Article in Journal | | 1967 |
| The O'Regans of Carbery | Collins, John T. | Article in Journal | | 1958 |
| The O'Reillys and McQuaids of Lisdoagh | McKiernan, Francis | Article in Journal | | 1991 |
| The O'Reillys of Annagh | O'Reilly, Hugh | Article in Journal | | 1986 |
| The O'Reillys of Corlattyannan and their relations | McKiernan, Francis | Article in Journal | | 1994 |
| The O'Reillys of east Breifne and the problem of "Surrender and Regrant" | Brady, Ciaran F. | Article in Journal | | 1985 |
| The O'Reillys of east Breifne, c.1250-c.1450 | Parker, Kieran | Article in Journal | | 1991 |
| The O'Rorkes of Moylough | Jones, JohnO'Regan, Carol | Article in Journal | | 1994 |
| The O'Shaughnessy's | Hynes, J. P. | Monograph or Collective Volume | The author | 1987 |
| The O'Shaughnessys of Munster : the people and their stories | Feheney, J. M. | Monograph or Collective Volume | Iverus Publications | 1996 |
| The obituary of Cathal óg Mac Maghnusa (1498) | Ó Dufaigh, Seosamh | Article in Journal | | 1998 |
| The occupiers of No. 90 & 91 St Stephen's Green, Dublin | Heueston, John | Article in Journal | | 1998 |
| The Odells of Carriglea | Quain, James T. | Article in Journal | | 1986 |
| The Odlums of Offaly | Graham, D. L. | Article in Journal | | 1989 |
| The Ogilvies of Boyne | Tayler, A. N.Tayler, Henrietta | Monograph or Collective Volume | | 1933 |
| The oldest woman in Ashford | Simmons, Carmel | Article in Journal | | 1992 |
| The organization of exchange in early Christian Ireland | Gerriets, Marilyn | Article in Journal | | 1981 |
| The origin of Co. Cork Kingstons | Kingston, A. Richard | Article in Journal | | 1981 |
| The origin of the Donegal surname 'Mac Giolladhe' | Ó Canann, Tomás | Article in Journal | | 1988 |
| The origin of the families of French of Connaught, with tabular pedigree of John French of Grand-Terre in 1763 | Blake, Martin J. | Article in Journal | | 1919 |
| The origin of the Magner surname | Magner, Thomas F. | Article in Journal | | 1996 |
| The origin of the surname 'Mulholland' | Dobbs, M. E. (Margaret E.), 1871-1962 | Article in Journal | | 1938 |
| The original ancestor of the Chief Butlers of Ireland | Butler, Patrick Theobald Tower, 28th baron Dunboyne, 1917-2004 | Article in Journal | | 1974 |
| The origins and early history of the Sionnach Foxes : from the founding fathers to the late twelfth century | Fox, M. J.Fox, Michael | Article in Journal | | 2003 |
| The origins of Clann Bhruaideadha | Ó Murchadha, Diarmuid | Article in Journal | | 1999 |
| The origins of Clann Suibhne | Sweeney, R. M. | Article in Journal | | 1990 |
| The origins of Co. Cork Kingstons | Kingston, A. Richard | Article in Journal | | 1981 |
| The origins of the Basquills of County Mayo | Hayden, Michael | Article in Journal | | 1997 |
| The origins of the Butlers in Ireland | Butler, T. Blake | Article in Journal | | 1939 |
| The origins of the de Ros family. 1066-1163 | Rooney, Colm H. T. | Article in Journal | | 1999 |
| The origins of the Goffs of Horetown House | Hamilton, David | Article in Journal | | 2005 |
| The origins of the Pierse family of Co. Kerry | Pierse, John H. | Article in Journal | | 1972 |
| The Ormesby letters | Ormsby, George | Article in Journal | | 1928 |
| The Ormond Butlers of county Kilkenny 1515-1715 | Neely, W. G. (William G.) | Article in Book | | 1990 |
| The Ormond lordship in county Kilkenny, 1515-1642 | Edwards, David, 1963- | Article in Journal | | 2000 |
| The Ormond lordship in County Kilkenny, 1515-1642 | Edwards, David, 1963- | Thesis | | 1998 |
| The Ormond lordship in county Kilkenny, 1515-1642 : the rise and fall of the Butler family | Edwards, David, 1963- | Monograph or Collective Volume | Four Courts | 2003 |
| The Ormsby family of Gortnor Abbey | Anonymous | Article in Journal | | 1990 |
| The Orrery papers. 2 vols. | Boyle, E. C., Countess of Cork and Orrery | Monograph or Collective Volume | | 1903 |
| The osteoarchaeology of exclusion : child burials in post-medieval Ireland | Lynch, Linda G. | Article in Book | | 2018 |
| The other Ireland : the way we lived, 1870-1920 | Jones, Mary | Monograph or Collective Volume | Gill & Macmillan | 2011 |
| The other Parnell | Stern, Frederick C. | Article in Journal | | 1972 |
| The Overends and their cars | Hood, Susan | Article in Journal | | 1995 |
| The owners and tenants of Barberstown Castle | Kelly, Martin J. | Article in Journal | | 1979 |
| The O’Brien sept | Murphy, Seán | Article in Journal | | 1996 |
| The O’Connor Faly Lordship of Offaly, 1395-1513 | Ó Cléirigh, Cormac | Article in Journal | | 1996 |
| The O’Connor septs | Murphy, Seán | Article in Journal | | 1995 |
| The O’Kellys of Gallagh, Counts of the Holy Roman Empire | Kelly, Richard J. | Article in Journal | | 1903 |
| The O’Maddens of Silanchia | Madden, Thomas More | Article in Journal | | 1902 |
| The O’Maddens of Silanchia, or Siol Anmachadha, and their descendants, from the Milesian invasion of Ireland to the present time | Madden, Thomas More | Article in Journal | | 1900 |
| The O’Mearas of Lissinisky | O'Meara, John | Article in Journal | | 1996 |
| The O’Neills of Magh da chonn | O'Neill, Seán | Article in Journal | | 1995 |
| The O’Sullivan sept | Murphy, Seán | Article in Journal | | 1995 |
| The Pakenhams - earls of Longford | O'Donnell, M. J. | Article in Journal | | 1969 |
| The Palatine families of Ireland | Jones, Hanck | Monograph or Collective Volume | [s.n.] | 1965 |
| The Palatine families of New Ross | Hartrick, Lester T. | Article in Journal | | 2003 |
| The parentage of Colonel Robert Stewart of Irry, Co. Tyrone | King, R. G. S. | Article in Journal | | 1941 |
| The parish of Kilmore and the Neilsons (Nelsons) | Workman, I. P. C. H. | Article in Journal | | 1987 |
| The Parkers of Tuamgraney | Madden, Gerard | Article in Journal | | 1994 |
| The Parnell family; Dublin associations | Hughes, Marie | Article in Journal | | 1961 |
| The Parnell sisters | Hughes, Marie | Article in Journal | | 1966 |
| The Parnells and plants | O'Hanlon, Alex | Monograph or Collective Volume | The author | 1991 |
| The Parsons of Monkstown, Birr and Newcastle-upon-Tyne | Quinn, Tony | Article in Journal | | 1999 |
| The paternal ancestry of Oscar Wilde | De Breffney, Brian | Article in Journal | | 1973 |
| The Pattersons of Ireland | Mahony, W. H. | Article in Journal | | 1925 |
| The Pattons and Dills of Springfield | Kinghan, Nancy | Article in Journal | | 1974 |
| The Peare family : notes towards a family history | Peare, Trevor | Monograph or Collective Volume | Trevor Peare for circulation to family members | 1999 |
| The peculiar case of Tarlagh O'Melaghlin, parish priest and lord of Clancolman | Cox, Liam, 1908-2003 | Article in Journal | | 1977 |
| The pedigree of Maria Anna O'Kelly, Countess of Marcolini | Trench, W. F. | Article in Journal | | 1905 |
| The Peirce family from Offaly | Conheady, Patricia | Article in Journal | | 1992 |
| The Pembertons of Dublin | De Breffny, Brian | Article in Journal | | 1979 |
| The penal laws and the Meath family of Strong | Brady, John, d.1963 | Article in Journal | | 1944 |
| The Penroses of Woodhill, Cork : an account of their property in the city | Read, Hugo | Article in Journal | | 1980 |
| The Peppards of Cappagh, Co. Limerick | De Breffny, Brian | Article in Journal | | 1984 |
| The Percevals of North Cork and the assassinated Prime Minister | Coughlan, A. J.Myers, Kevin | Article in Journal | | 2003 |
| The Phillips families of Ulster and South Carolina | Phillips, Frank | Article in Journal | | 1988 |
| The Philpott family, ancestors of Jonathan Swift | Mundy, P. D. | Article in Journal | | 1950 |
| The Plunket family of Loughcrew | O'Reilly, Matthew | Article in Journal | | 1958 |
| The Plunkett genealogies | Walsh, Paul, Revd, 1885-1941 | Article in Journal | | 1938 |
| The poem book of the Nugents | Ó Fágain, Pádraig | Article in Journal | | 1985 |
| The Policeman’s Home: The Constabulary Barracks in Victorian and Edwardian Ireland | Griffin, Brian | Article in Book | | 2023 |
| The Ponsonby/ Briscoe Mausoleum in Fiddown | O'Donnell, Michael | Article in Journal | | 1987 |
| The Poolbeg book of Irish heraldry | Ó Comáin, Micheál | Monograph or Collective Volume | Poolbeg | 1991 |
| The population history of Britain and Ireland, 1500-1750 | Houston, Robert Allan | Monograph or Collective Volume | Macmillan Education | 1992 |
| The Porchfields | Kelly, Joseph P. | Monograph or Collective Volume | The author | 1968 |
| The possible origins of the Runnett family of Sessiamagaroll | Ludington, Chad | Article in Journal | | 1990 |
| The Powell family, printers in Dublin in the eighteenth century | Dix, E. R. McC. (Ernest Reginald McClintock), 1857-1936 | Article in Journal | | 1923 |
| The Powells of Templederry, Co. Tipperary | Bresnihan, Brian | Article in Journal | | 1994 |
| The Power O'Shee family of Gardenmorris, County Waterford | Fitzgerald, Ivan | Article in Journal | | 2014 |
| The Powers of Clashmore | Butler, Matthew | Article in Journal | | 1942 |
| The Praeger family of Holywood | Blaney, Roger | Article in Journal | | 1999 |
| The pre-Norman genealogies | McNeill, J. | Article in Journal | | 1968 |
| The Prendergast letters : correspondence from famine-era Ireland, 1840-1850 | Barber, ShelleyPrendergast, James | Monograph or Collective Volume | University of Massachusetts Press | 2006 |
| The Prestons of Gormanston c.1300-1532 : an Anglo-Irish gentry family | Moynes, James | Article in Journal | | 2003 |
| The principal gentry of the county Kildare in the year 1600 | Fitzgerald, Walter, Lord | Article in Journal | | 1902 |
| The principality of Tír Chonaill in the early sixteenth century | McGettigan, Darren | Article in Book | | 2013 |
| The private estate of James II | Kingston, John | Article in Journal | | 1960 |
| The problem of degeneracy | Duffy, Seán | Article in Book | | 1997 |
| The progenitors of the O'Mahony's | Ó Corráin, Donnchadh | Article in Journal | | 1978 |
| The prominent names in Co. Sligo today | Irish Heritage Foundation | Article in Journal | | 1990 |
| The proprietors of the Manor of Monasterevin in the sixteenth century | Fitzgerald, Walter, Lord | Article in Journal | | 1921 |
| The Protestant community of south Tipperary | Neely, W. G. (William G.) | Article in Journal | | 1992 |
| The provision of genealogical services in Ireland | Teehan, Virginia | Monograph or Collective Volume | Heritage Council | 2000 |
| The public record sources for local studies in the Public Record Office of Ireland | Connolly, Sean J.Public Record Office, Ireland | Monograph or Collective Volume | Co-ordinating Committee for Educational Services | 1982 |
| The Pugin family | Wedgwood, Alexandra | Monograph or Collective Volume | [s.n.] | 1977 |
| The Punch family | Punch, Terence M. | Article in Journal | | 1961 |
| The pursuit of the heiress : aristocratic marriage in Ireland, 1740-1840 | Malcomson, A. P. W. | Monograph or Collective Volume | Ulster Historical Foundation | 2006 |
| The pursuit of the heiress : aristocratic marriage in Ireland, 1750-1820 | Malcomson, A. P. W. | Monograph or Collective Volume | Ulster Historical Foundation | 1982 |
| The pursuit of the heiress : aristocratic marriage in Ireland, 1750-1820, parts 1-3 | Malcomson, A. P. W. | Article in Journal | | 1981 |
| The Putland family of Dublin and Bray | Clare, L. | Article in Journal | | 2001 |
| The Puxleys of Beara | O'Dwyer, Riobard | Article in Journal | | 1989 |
| The Pynes of Co. Cork. Part 3 : the Pynes of Derryroe and Cottage | Morris, H. F. | Article in Journal | | 1987 |
| The Pynes of Cork | Morris, J. F. | Article in Journal | | 1985 |
| The Quains of Mallow | O'Callaghan, Finbar | Article in Journal | | 1990 |
| The quarrelling countesses [Talk given to Larne Historical Society, 1979] | Antrim, Angela, Countess of Antrim | Article in Journal | | 2005 |
| The question of a bloodline chief | Cavanagh, James F | Article in Journal | | 2001 |
| The Quin family of Bray | O'Sullivan, John | Article in Book | | 1989 |
| The Rams of Gorey | Hartrick, Lester T. | Article in Journal | | 2005 |
| The Ranahans of Iverus : history and directory | Feheney, John P. M. | Monograph or Collective Volume | Iverus Publications | 1987 |
| The Reades of Cos Tipperary and Kilkenny | Morris, H. F.Reade-Duncan, T. | Article in Journal | | 1990 |
| The Reades of Cos. Tipperary and Kilkenny | Morris, H. F.Reade-Duncan, T. | Article in Journal | | 1990 |
| The Reads of Co. Kildare and Dublin | Dore, M. J. | Article in Journal | | 1986 |
| The record of an event and its significance : the baptism of Salomon Cossart | Gillespie, Raymond | Article in Journal | | 2018 |
| The Redmonds of the Hall | Colfer, Billy | Article in Book | | 2007 |
| The regional bibliography of Irish America, 1800-1930 | Doyle, Noel David | Article in Journal | | 1983 |
| The registers of Waterford cathedral, 1655-1706 | Morris, H. P. | Article in Journal | | 1982 |
| The regnal lists of Dál Cais | Carey, Michael | Article in Journal | | 1987 |
| The relationship between Civil and Catholic parishes | Hickey, Nora | Article in Journal | | 1987 |
| The relationship of mother and son, of father and daughter, and the law of inheritance with regard to women | Dillon, Myles | Article in Book | | 1936 |
| The relevance of the famine to Australians today | Noone, Val | Article in Book | | 1996 |
| The remarkable Mr Clarke | Clarke, R. L. | Article in Journal | | 1975 |
| The Rentouls of Second Ray | Anonymous | Article in Journal | | 1979 |
| The Representative Church Body Library : a Church of Ireland perspective on death | Refaussé, Raymond | Article in Book | | 2016 |
| The reuniting of a clan; the Michael Waldron and Mary Grady family | Tillman, MaureenTillman, Maureen KavaneyWard, Kathy Rauschl | Article in Journal | | 2001 |
| The Rev. Gibson McMullan of Westport and some Australian connections | Simons, P. Frazier | Article in Journal | | 2001 |
| The Revd. Zachary Braly, Protestant rector from Bandonbridge, Cork, kinsman of the poet Edmund Spenser | Bralley, Edgar M. | Article in Journal | | 2006 |
| The Reverend James Porter of Greyabbey | Bracegirdle, Samuel | Article in Journal | | 1999 |
| The Reynett family of Waterford | Morris, H. F. | Article in Journal | | 1993 |
| The Reynolds letters : an Irish emigrant family in late Victorian Manchester | | Monograph or Collective Volume | Cork University Press | 1999 |
| The Reynolds letters : sources for understanding the Irish emigrant experience in America and England, 1865-1934 | McBride, Lawrence W. | Article in Book | | 2000 |
| The Rice family of Mallow | Dent, Topsy | Article in Journal | | 1996 |
| The Richard Colles Johnson bequest | Law, Edward | Article in Journal | | 2002 |
| The Richards brothers | Herbert, F. J. | Article in Journal | | 1976 |
| The riddle of Peggy Mountain : regulation of Irish women's sexuality on the southern Avalon, 1750-1860 | Keough, Willeen | Article in Journal | | 2002 |
| The right of patronage of the Maguires of Tempo | Faulkner, Anselm | Article in Journal | | 1977 |
| The right worshipful and right honourable, the 24th Baron Dunboyne : provincial grand master of north Munster (1867-81) | Milne, G. Hugh | Article in Journal | | 2012 |
| The rights and duties of women with regard to the education of their children | Mulchrone, Kathleen | Article in Book | | 1936 |
| The rise and fall of County Sligo landowning families | McTernan, John C. | Article in Journal | | 2011 |
| The rise and fall of John Spicer’s ‘Model Bakery’ Balbriggan (1904 – c.1999) Part 1, 1904 to c.1942 | Whearity, Frank | Monograph or Collective Volume | Skerries Historical Society | 2019 |
| The rise of Gabhal Raghnaill | O'Byrne, Emmett | Article in Journal | | 1998 |
| The rise of the Dál Cais | Kelleher, J. V. | Article in Book | | 1967 |
| The road to Haworth : the story of the Brontës' Irish ancestry | Cannon, John, 1929- | Monograph or Collective Volume | Weidenfeld and Nicolson | 1980 |
| The Robbins family of Ballyduff and Firgrove, Co Kilkenny : a preliminary study | Kirwan, John | Article in Journal | | 1994 |
| The Robertsons, the Sutherlands, and the making of Texas | Sutherland, Anne H. | Monograph or Collective Volume | Texas A & M University Press | 2006 |
| The Robinett family, Wicklow | Flannery, Maeve | Article in Journal | | 2007 |
| The Roches of Annakisha | Roche, Peter | Article in Journal | | 1996 |
| The Roches of Wexford | Roche, Richard | Article in Journal | | 1969 |
| The Roches, Lords of Fermoy : the history of a Norman-Irish family | Donnelly, Eithne | Article in Journal | | 1937 |
| The Rochfords of Tulla and Australia, 1798-1920 | Callaghan, Patrick | Article in Journal | | 1991 |
| The Roe family of Arthurstown, Charlestown, Glack and Tallanstown, county Louth : their lives and times | Roe, Sheila | Article in Journal | | 2000 |
| The role of Ne Temere in the decline of an Irish custom regarding the religious affiliation of the children of mixed marriages | Buck, Jesse | Article in Journal | | 2011 |
| The role of the Clonmullen sept in the history of Clan Kavanagh | Dalton, Brigid | Article in Journal | | 1994 |
| The roles of élite women in Ireland, c. 1690-1745 | Wilson, Rachel | Thesis | | |
| The romance of the Charley family | Charley, I. H. | Monograph or Collective Volume | [s.n.] | 1970 |
| The romance of the house of Lighton | Fraser, A. M. | Article in Journal | | 1945 |
| The Rosseters of Rathmacknee Castle : part I, 1169-1627|The Rosseters of Rathmacknee Castle : part II, Colonel Thomas Rosseter (d.1690) to Cecilia Rosseter (d.1881) | Martin, F. X. (Francis Xavier), 1922-2000 | Article in Journal | | 1949 |
| The Rothes in Irish and French history | Petrie, Charles, Sir | Article in Journal | | 1968 |
| The Rothes of Kilkenny | Sparks, M. | Article in Journal | | 1949 |
| The Rowes of Spawell Road | Rowe, David | Article in Journal | | 2001 |
| The royal O'Briens : a tribute | O'Brien Clan Association | Monograph or Collective Volume | O'Brien Clan Association | 1992 |
| The royal O'Connors of Connaught | O'Connor, Patrick | Monograph or Collective Volume | Old House Press | 1997 |
| The Rt. Hon. Edmund Burke (1729-97) : a basis for a pedigree | O'Connell, Basil | Article in Journal | | 1956 |
| The rural childhood experience, 1831-1966 | Buckley, Sarah-Anne | Article in Book | | 2016 |
| The Ruttledge families of Co. Mayo | Ruttledge, Thomas Ormsby | Article in Journal | | 1988 |
| The Ruxtons of Ardee | Ruxton, William | Article in Journal | | 1996 |
| The Ryans - who are they? | Ryan, Patrick M. | Article in Journal | | 1993 |
| The Ryans of Killnahown | Ryan, Mary J. | Article in Journal | | 2000 |
| The saga of an Irish immigrant family : the descendants of John Mullanphy | Cochran, Alice Lida | Monograph or Collective Volume | Arno P. | 1976 |
| The Sarsfield-Bingham connection | Kirwan, James | Article in Journal | | 1998 |
| The Saundersons of Castle Saunderson | Curtin, Winifred | Article in Journal | | 2003 |
| The Saundersons of New Seat | McCartney, David James | Article in Journal | | 1987 |
| The Savages of Ardkeen in the present century | Savage, Patrick Morris Boscawen | Article in Journal | | 1985 |
| The Scots' Invasion of Ireland, 1315 | Duncan, Archibald Alexander McBeth | Article in Book | | 1988 |
| The Scots, and their marriages | Johnson, Gordon | Article in Journal | | 1998 |
| The Scottish and Irish background of the Rev. Hugh Conn of the colonial clergy of Maryland | Conn, W. Clark | Article in Journal | | 1994 |
| The Scullys of Kilfeakle : 1760-1830 | O'Donoghue, James, d. 2004 | Article in Journal | | 1991 |
| The search : a family odyssey | Clarkson, Anthony | Monograph or Collective Volume | Colourpoint Books | 2000 |
| The search for the O'Keefe homestead | O'Keefe, Marcella | Article in Journal | | 2004 |
| The Seavers of Lusk and Rogerstown, Co. Dublin | Seaver, George | Article in Journal | | 1942 |
| The Shackelton sisters - Deborah, Margaret, Mary and Sarah - and the Society of Friends | O'Dowd, Mary | Article in Book | | 2022 |
| The Shackleton letters, 1726-1753 | Young, Margaret F. | Article in Journal | | 1921 |
| The Shackletons and Ballitore | Tracey, Alice | Article in Journal | | 1951 |
| The Shackletons of Ballitore : some aspects of eighteenth-century Irish Quaker life | Hodgett, G. A. J. | Article in Journal | | 1980 |
| The Shaws : the family of George Bernard Shaw | Harris, Nathaniel | Monograph or Collective Volume | Dent | 1977 |
| The Shee family of Garrandarragh | Hoyne, Liam | Article in Journal | | 1993 |
| The Sheridan family. A study in the interplay between fact and 'romantic myth' | Sheridan, Don | Article in Journal | | 2007 |
| The Sherlocks of Waterford | Grogan, Pat | Article in Journal | | 2000 |
| The shipping Murphys : the Palgrave Murphy Shipping Line, 1850-1926 | Smith, Cornelius F. | Monograph or Collective Volume | Albany Press | 2004 |
| The Siddons in Dublin | Clark, William Smith | Article in Journal | | 1955 |
| The Sidney women in Ireland, c. 1556-1594 | Holland, Karen | Article in Journal | | 2011 |
| The Simpsom Grant story | Kinkead, Robert | Article in Journal | | 1987 |
| The Sinnots of Co. Wexford 1169-1650 | Bradley, Helene | Article in Journal | | 1989 |
| The Sionnach Foxes during the middle ages : 1170-1550 | Fox, M. J.Fox, Michael | Article in Journal | | 2004 |
| The sister's son in early Irish literature | Ó Cathasaigh, Tomás | Article in Journal | | 1986 |
| The Sligo papers, Westport House, Co. Mayo : a report | Murphy, Seán | Article in Journal | | 1986 |
| The son of Sir Phelim O'Neill | Ó Fiaich, Tomás | Article in Journal | | 1955 |
| The sporting Barringtons | Johnston, Karl | Article in Journal | | 1988 |
| The St George family. Missing names | Mark, Gordon St. George | Article in Journal | | 1995 |
| The St Lawrence family of Drogheda and Cruisetown | Graves, T. A. | Article in Journal | | 1945 |
| The St. Legers and Doneraile | Crowley, Seamus | Article in Journal | | 1998 |
| The Stem family in Ireland | Curtin, ChrisGibbon, P. | Article in Journal | | 1978 |
| The Stewart Weavers of Church Street, Bangor | Neville, Patrica | Article in Journal | | 2009 |
| The Stewarts of Ballintoy : With notices of other families of the district in the seventeenth century | Hill, George, 1810-1900 | Monograph or Collective Volume | Impact-Amergin | 1976 |
| The Stewarts of Castlestewart : a family and a place | Fee, Aidan | Article in Journal | | 1989 |
| The Stokes family in Ireland and Cambridge | Sandford, Michael | Article in Book | | 2019 |
| The Stone family in Callan | Richardson, Tony | Article in Book | | 2007 |
| The story behind our family heirloom | Jack, Elizabeth | Article in Journal | | 2002 |
| The Story of an 'Extended' Monaghan Family Since the 1700s | Hall, Eamonn G & Hall, Eugene J | Monograph or Collective Volume | Hall Books | 2020 |
| The story of an Irish sept : the O'Devlins of Tyrone | Develin, Joseph Chubb | Monograph or Collective Volume | College Offset Press | 1951 |
| The story of an Irish sept : their character and struggle to maintain their lands in Clare | MacNamara, Nottidge Charles | Monograph or Collective Volume | Martin Breen | 1999 |
| The story of Bruckless house | Evans, Clive | Article in Journal | | 1991 |
| The story of Castlemoate House | Nolan, David | Monograph or Collective Volume | The author | 1996 |
| The story of Castlemoate house | Nolan, David | Article in Book | | 1998 |
| The story of Ireland : a history of an ancient family and their country | Magan, William | Monograph or Collective Volume | Element | 2000 |
| The story of the Concannons | O'Brien, Maureen Concannon | Monograph or Collective Volume | Clan Publications | 1989 |
| The story of the de Ros Barony 1285-1513 | Rooney, Colm H. T. | Article in Journal | | 2001 |
| The story of the Irish pub : an intoxicating history of the licensed trade in Ireland | Molloy, Cian | Monograph or Collective Volume | Liffey Press in association with the Vitner's Association of Ireland | 2002 |
| The Strokestown Park House Archive | Hood, Susan | Article in Journal | | 1995 |
| The structure of antebellum planter families : 'the ties that bound us was strong' | Cashin, J. E. | Article in Journal | | 1990 |
| The struggle for reproductive rights : a brief history in its political context | Speed, Anne | Article in Book | | 1992 |
| The Studdert family : notes and records | | Monograph or Collective Volume | Three Candles | 1960 |
| The Studderts of Kilkishen | McInerney, Bill | Article in Journal | | 1980 |
| The Sullivans - a notable 19th century Kilkenny family | Smithwick, Peter | Article in Journal | | 1964 |
| The surname Darragh in north Antrim | Turner, Brian | Article in Journal | | 1985 |
| The surname MacCaughan in north Antrim | Turner, Brian | Article in Journal | | 1984 |
| The surname McCaughan in north Antrim | Turner, B. S. | Article in Journal | | 1984 |
| The surname of Macartney of McCartney | McCartney, John F. | Monograph or Collective Volume | [s.n.] | 1992 |
| The surname Walsh | Murphy, Seán | Article in Journal | | 1995 |
| The surnames of Co. Clare | Kennedy, G. | Article in Journal | | 1986 |
| The surnames of county Longford | Leary, David | Article in Journal | | 1990 |
| The surnames of county Longford | O'Leary, David | Article in Journal | | 1990 |
| The surnames of Derry | Mitchell, Brian | Monograph or Collective Volume | Genealogy Centre | 1992 |
| The surnames of Ireland | MacLysaght, Edward | Monograph or Collective Volume | Irish University Press | 1973 |
| The surnames of Ireland | MacLysaght, Edward | Monograph or Collective Volume | Irish University Press | 1969 |
| The surnames of Ireland. | MacLysaght, Edward | Monograph or Collective Volume | | 1985 |
| The Swanzy pedigree notebooks in the Representative Church Body library, Dublin | Refaussé, Raymond | Article in Journal | | 1983 |
| The Swanzys of Clontibret | Swanzy, D. | Article in Journal | | 1997 |
| The Sweetman family | Halpin, Thomas B. | Article in Journal | | 2008 |
| The Synans at Baile na Cille | MacCarthy, C. J. F. | Article in Journal | | 1987 |
| The Synge letters : Bishop Edward Synge to his daughter Alicia, Roscommon to Dublin, 1746-1752 | | Monograph or Collective Volume | Lilliput in association with the Irish Manuscripts Commission | 1996 |
| The Synge letters : Bishop Edward Synge to his daughter Alicia, Roscommon to Dublin, 1746-1752 | | Monograph or Collective Volume | Lilliput Press/Irish Manuscripts Commission | 1996 |
| The Synges and Glanmore | De Groot, E. | Article in Journal | | 1995 |
| The taking of the earl of Ormonde, 1600 | Jackson, Donald | Article in Journal | | 1975 |
| The Talbots and Malahide castle | O'Shea, Tom | Monograph or Collective Volume | Graphic International | 1992 |
| The Tankards of Tankardstown : Flemish or Norman | Tankard, Peter M. | Article in Journal | | 1985 |
| The Taylors of Swords | Marks, Bernadette | Article in Book | | 1998 |
| The tenants of the Ward family in Bangor, 1757 | Millsopp, Sandra A. | Article in Journal | | 1988 |
| The territory of Ballymacone and its associations with the MacCones | Paterson, T. G. F. | Article in Journal | | 1954 |
| The third earl of Leitrim | Dolan, Liam | Monograph or Collective Volume | The author | 1978 |
| The Thornhill, Badham - Thornhill family of Castlekevin | Hills, Jane | Article in Journal | | 2002 |
| The three golden cups : a Butler inn-sign and some other Butler heraldry in the Vale of Glamorgan | Butler, David J. | Article in Journal | | 1974 |
| The Thurstons and Ardmore | Quain, James T. | Article in Journal | | 1984 |
| The ties that bind : the family networks of famine refugees at the du Pont Powder Mills, 1802-1902 | Mulrooney, Margaret M. | Article in Book | | 2003 |
| The Tighes of Rossanagh | Wilding, John | Article in Journal | | 1992 |
| The Tilson case : church and state in 1950s Ireland | Jameson, David | Monograph or Collective Volume | Cork University Press | 2023 |
| The time how sweet | Robinson, Ann | Article in Journal | | 1996 |
| The Tottenham family of Tottenham Green, Taghmon | Seery, Gerard | Article in Journal | | 2005 |
| The townland of Killyfana, Redhills | Smith, Phil | Article in Journal | | 2019 |
| The trade union pint : the unlikely union of Guinness and the Larkins | Martin, Duffy | Monograph or Collective Volume | Liberties Press | 2012 |
| The traditional rule of succession in early Ireland | Jaski, Bart | Thesis | | 1995 |
| The transatlantic world of Charles Stewart Parnell (1846-1891) | Whelan, Bernadette | Article in Journal | | 2016 |
| The transformative potential of migration : Polish migrants’ everyday life experiences in Belfast, Northern Ireland | Bell, JustynaDomecka, Markieta | Article in Journal | | 2018 |
| The Trant family, parts 1-2 | M., S. | Article in Journal | | 1998 |
| The Trehy family | Morley, Loreley A. | Article in Journal | | 1992 |
| The Trevors of Rostrevor: a British colonial family in seventeenth-century Ireland | O'Sullivan, Harold | Thesis | | 1985 |
| The tribes and customs of Hy-Many, commonly called O'Kelly's country | | Monograph or Collective Volume | Tower Books | 1976 |
| The tribes and customs of Hy-Many, commonly called O'Kelly's country | | Monograph or Collective Volume | | 1843 |
| The tribes and other Galway families | O'Neill, Thomas Patrick | Monograph or Collective Volume | Connacht Tribune | 1984 |
| The tribes of Galway | MacDermott, A. | Article in Journal | | 1948 |
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| The Tudors and Stewarts : American ancestors of Charles Stewart Parnell | Côté, Jane | Article in Journal | | 1992 |
| The Turpin family of Tullamore, Co. Offaly | Brown, Robert W. | Article in Journal | | 1984 |
| The Tyrels of Castleknock | Brooks, E. St. J. | Article in Journal | | 1946 |
| The Tyrrells of county Wexford | King, Joseph A. | Article in Journal | | 1978 |
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| The Uí Briain kingship in Telach Óc | Hogan, James | Article in Book | | 1995 |
| The Uí Fhlaithbheartaigh Gaelic Lordship of Iarchonnacht : medieval lordly settlement on the atlantic seaboard | Naessens, Paul | Thesis | | 2009 |
| The Uí Meic Cairthinn of Lough Foyle | Lacy, Brian | Article in Journal | | 1979 |
| The Uí Mhurchadha or Murphys of Muskerry, Co. Cork | Ó Murchadha, Diarmuid | Article in Journal | | 1969 |
| The Ulster branch of the family of Wauchope, Wauhope, Wahab, Waughop etc., with notes on the main Scottish family and on branches in America and Australia | | Monograph or Collective Volume | | 1929 |
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| The unsurpassable Leahys of Charleville | O'Riordan, Ted | Article in Journal | | 1988 |
| The Valentine family. Part 1 : origins | Gorry, PaulValentine, Anthony E. S. | Article in Journal | | 1983 |
| The value of tombstone inscriptions with special reference to county Down | Clarke, Richard S. J. | Article in Journal | | 1969 |
| The Van/ce family in Ireland | Neill, Kathleen | Article in Journal | | 1983 |
| The Vandeleur family : a photographic archive | Berry, Róisín | Article in Journal | | 2007 |
| The vanishing Irish | | Monograph or Collective Volume | [s.n.] | 1954 |
| The vanishing Irish | Hasson, Seamus | Article in Journal | | 2007 |
| The vanishing Irish : households, migration, and the rural economy in Ireland, 1850-1914 | Guinnane, Timothy W. | Monograph or Collective Volume | Princeton University Press | 1997 |
| The Vansce family in Ireland | Neill, Kathleen | Article in Journal | | 1983 |
| The Vereker family | De Breffney, Brian | Article in Journal | | 1973 |
| The Vesey family : three generations in Ireland | DuLong, John P.DuLong, Patricia A. (McGuinness) | Article in Journal | | 2018 |
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| The visual worlds of the Edgeworth family : private sketches and literary illustrations | Loeber, MagdaLoeber, Rolf | Article in Journal | | 2014 |
| The Waddell family in Ireland | Bingley, C. W. (Caroline Wilfreda) | Article in Journal | | 1997 |
| The Waddells of Ireland : a genealogical resource | Bingley, C. W. (Caroline Wilfreda) | Monograph or Collective Volume | The author | 2015 |
| The Waddings - an illustrious Irish family | Corboy, James | Article in Journal | | 1943 |
| The Wakelys of Ballyburly | O’Neill, Tim | Monograph or Collective Volume | | 2023 |
| The Waldron priests | Waldron, Kieran | Article in Journal | | 1996 |
| The Waldrons of Ballyroe, Knock | Waldron, Tom | Article in Journal | | 1996 |
| The Waldrons of Cave (part 1) descendants of Anthony Waldron and Honera Tarpey | Anonymous | Article in Journal | | 1998 |
| The Waldrons of Cave, part 3 | | Article in Journal | | 2000 |
| The Waldrons of Cave, part 4 | | Article in Journal | | 2001 |
| The Waldrons of Cave, part 5 | Waldron, Kieran | Article in Journal | | 2002 |
| The Waldrons of Crossard, Tooreen, Ballyhaunis, Co. Mayo (parish of Aghamore) | Waldron, Tom | Article in Journal | | 1996 |
| The Wallis family of Drishane | Wallis, S. | Article in Journal | | 1962 |
| The Walsh family of Lower Grange, Goresbridge, county Kilkenny | Kirwan, John | Article in Journal | | 1997 |
| The Warrens | Irwin, Jack | Article in Book | | 2016 |
| The Warrens and the Johnsons | Lynch, D. | Article in Journal | | 1993 |
| The Warrens and the Johnsons | Irwin, Jack | Article in Book | | 2016 |
| The Wasson family of Tannybrake townland, Connor Parish, Co. Antrim | Richmond, Paul | Article in Journal | | 2005 |
| The Watchorns - an introduction | Skinner, Frank H.Watchorn, Barry | Article in Journal | | 2000 |
| The Waters or Walters family of Cork | Waters, Eaton W. | Monograph or Collective Volume | Guy | 1939 |
| The way they were | O'Connell, Desmond | Monograph or Collective Volume | The author | 2002 |
| The Weatherup family and the Carrickfergus Baptist church | Lyttle, Trevor | Article in Journal | | 1978 |
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| The Welsh and the shaping of early modern Ireland, 1558-1641 | Morgan, Rhys | Monograph or Collective Volume | Boydell | 2014 |
| The Wemyss family of Danesfort Co. Kilkenny | McEvoy, Francis | Article in Journal | | 2006 |
| The Westmeath Leavys | Walsh, Paul, Revd, 1885-1941 | Article in Journal | | 1940 |
| The Westropp family, 1250-2000 | Westropp, George | Monograph or Collective Volume | The author | 2000 |
| The white castle of Athy and its sculptured stones | "Omurethi" | Article in Journal | | 1905 |
| The white knights and their kinsmen | Lee, Gerard A. | Article in Book | | 1967 |
| The Whites of Gowran House | Gavin, Alyson | Article in Journal | | 2007 |
| The Whites, the McNeills and Cushendun Strand | McSparran, Malachy | Article in Journal | | 1988 |
| The Whitleys of Enniskillen | Moran, T. W. | Monograph or Collective Volume | | 1962 |
| The Whitworths and Drogheda in the 19th century | Renfrew, Jane M. | Article in Journal | | 1989 |
| The wild goose and the eagle : a life of Marshal von Browne, 1705-57 | Duffy, Christopher | Monograph or Collective Volume | Chatto and Windus | 1964 |
| The Wildes of Merrion Square : the family of Oscar Wilde | Byrne, Patrick | Monograph or Collective Volume | Staples P. | 1953 |
| The will of John Butler of Kilcash, Co. Tipperary | Kirwan, John | Article in Journal | | 2012 |
| The will of the 8th earl of Thomond | O'Brien, Ivor | Article in Journal | | 1988 |
| The Wilson Lynch estate papers | Curtin, Geraldine | Article in Journal | | 1998 |
| The Wilsons of Upper Cavan, 1818-1895 : a tale of prosperity, tragedy and bankruptcy | Blair, Raymond A. | Article in Journal | | 1991 |
| The Wolfe family of County Kildare | Wolfe, George | Article in Journal | | 1902 |
| The women of Ballykilcline, County Roscommon : claiming new ground | Dunn, Mary Lee | Article in Book | | 2016 |
| The Woodhouse-Stradbally papers, 1668 to 1904 | Peacock, H. R.R. | Article in Journal | | 1983 |
| The Woodstock Bessborough connection | Kirwan, John | Article in Journal | | 1984 |
| The worlds of a Galway squire : Robert French of Monivea 1716-1779 | Barnard, T. C. (Toby Christopher) | Article in Book | | 1996 |
| The Woulfe Flanagan family of Roscommon and Dublin | Parkinson, Danny | Article in Journal | | 1995 |
| The Wray and Stewart families of Ards, Dunfanaghy, County Donegal, 1700-1930 | Rowland, Edward J. | Article in Journal | | 2014 |
| The Wrays of Donegal, Londonderry and Antrim | Trench, Charlotte Violet | Monograph or Collective Volume | Oxford University Press | 1945 |
| The Wyllys of Coleraine, the West Indies and Georgia : an account of a family who emigrated from Coleraine | Mullin, T. H. | Article in Journal | | 1999 |
| The Yeats family and Sligo | Foster, R. F. (Robert Fitzroy) (Roy), 1949- | Article in Book | | 2024 |
| The Yeats family and the Pollexfens of Sligo | Murphy, W. M. | Monograph or Collective Volume | Dolmen Press | 1971 |
| Theobald Walter | Empey, C. A. (Adrian) | Article in Journal | | 1987 |
| Theobald Walter : his life, times and contribution to Irish history | Epey, C. A. | Article in Journal | | 1987 |
| There is an isle : a Limerick boyhood | O'Flynn, Criostoir | Monograph or Collective Volume | Mercier Press | 1998 |
| These my friends and forebears : the O'Briens of Dromoland | O'Brien, G. R. (Grania Rachel), 1928- | Monograph or Collective Volume | Ballinakella | 1991 |
| Thesis abstract : ‘The natural leaders’ : the Tennent family and the political and intellectual life of Presbyterian Belfast, c. 1801–1832 | Wright, Jonathan Jeffrey | Article in Journal | | 2010 |
| TheTichborne acquisition of the Plunkett estate of Beaulie | O'Sullivan, Harold | Article in Journal | | 1990 |
| They beckoned and we came : the settlement of Cherry Valley | Campbell, Colin | Article in Journal | | 1998 |
| This ancestry business - a beginner's guide to genealogy. | Birmingham & Midland Society for Genealogy & Heraldry | Monograph or Collective Volume | | 1979 |
| This man’s wee boy : a childhood memoir of peace and trouble in Derry | Doherty, Tony | Monograph or Collective Volume | Mercier Press | 2016 |
| Thomas Butler 10th earl of Ormond : his early career and rise to prominence. Part 11 | Kirwan, John | Article in Journal | | 1997 |
| Thomas Butler R. M. 1837-1920 | Stead, W. T. | Article in Journal | | 1980 |
| Thomas Butler, 10th Earl of Ormond. His early career and rise to prominence : Part I | Kirwan, John | Article in Journal | | 1994 |
| Thomas D'Arcy McGee and his sisters and brother in Ireland, America and Australia : their mother's grave in Wexford | Meegan, BrendanMeegan, Jenny | Article in Journal | | 2005 |
| Thomas Davis's family and social life | Hone, Joseph Maunsell, 1882-1959 | Article in Book | | 1945 |
| Thomas Fitzgerald of Lackaghe | Boylan, Lena, d. 2000 | Article in Journal | | 1969 |
| Thomas Landsdowne Parr Moore, son and legionnaire | Ryan, George E. | Article in Journal | | 1998 |
| Thomas Wise and family : Cork distillers | Crockett, Barry | Article in Journal | | 2018 |
| Those elusive Herberts and the Boileau connection | Palmer, Le Fayre Heslehurst | Article in Journal | | 2001 |
| Threads in a tapestry : the story of the Mitchell family | Cooney, Dudley A. Levistone | Article in Journal | | 1998 |
| Three Arthurs | Hannan, Kevin | Article in Journal | | 1989 |
| Three genealogical extracts from the editor's private collection of manuscripts | | Article in Journal | | 1941 |
| Three remarkable families | Fullam, Paddy | Article in Journal | | 1983 |
| Three settlements of Gaelic Wicklow 1169-1600 : Rathgall, Ballinacor and Glendalough | Long, Harry | Article in Book | | 1994 |
| Through a glass darkly : some sidelights on Viking influence on personal names and place-names in Ireland | Jensen, Gillian Fellows | Article in Book | | 2015 |
| Titania'a Palace | Anonymous | Article in Journal | | 1988 |
| Titania's palace | O'Kelly, Gerard | Article in Journal | | 1997 |
| Titania's Palace and the Mount Merrion connection | O'Kelly, Gerard | Article in Journal | | 1998 |
| To hell or Connaught, A Tipperary family transplanted into Clare, 1653-91 | Butler, Toby | Article in Journal | | 1997 |
| To speak of Easter Week : family memories of the Irish revolution | O'Keeffe, Hélène | Monograph or Collective Volume | Mercier | 2015 |
| Tobias Switzer and Charlotte Watson : Dunboy Gate Lodge | O'Dwyer, Riobard | Article in Journal | | 1989 |
| Tobin of Caherlesk and later of Creggan otherwise Tobinstown | Gallwey, H. D. | Article in Journal | | 1979 |
| Tobin of Killaghy : the line of descent from 1514 to 1708 | Gallwey, Hubert, 1915- | Article in Journal | | 1975 |
| Tollymore : The story of an Irish demesne | Jocelyn, Robert, 10th Earl of Roden, 1938- | Monograph or Collective Volume | Ulster Architectural Heritage Society | 2005 |
| Tom's Story: Sentry Hill and the Great War: Tom's Story | Orr, Philip | Monograph or Collective Volume | Mid-Antrim Museums Service | 2007 |
| Tótamas in Éirinn | Mac Suibhne, Seán | Monograph or Collective Volume | An Clóchomhar | 1961 |
| Tower castles of the O'Mahonys | Ó Laoghaire, Pádraig | Article in Journal | | 2002 |
| Tower castles of the O'Mahonys | Ó Laghaire, Pádraig | Article in Journal | | 2002 |
| Trace your ancestors in Co. Cork | Hickey, Nora | Article in Journal | | 1991 |
| Trace your Irish ancestors | Quinn, Sean E. | Monograph or Collective Volume | Magh Itha Teo | 1989 |
| Tracing Donegal ancestors | O Rónáin, Liam | Article in Journal | | 1992 |
| Tracing Family Histories, Kilmeane, Mote Demesne, Co. Roscommon | Feeley, Eilish | Article in Book | | 2023 |
| Tracing first world war ancestors | Fitzsimons, Fiona | Article in Journal | | 2014 |
| Tracing your ancestors in Co. Kildare | Kiely, KarelNewman, MaryRuddy, Jacinta | Monograph or Collective Volume | Kildare County Library | 1992 |
| Tracing your Dublin ancestors | Ryan, James G.Smith, Brian | Monograph or Collective Volume | Flyleaf Press | 2017 |
| Tracing your Irish ancestors : the complete guide | Grenham, John | Monograph or Collective Volume | Gill & Macmillan | 2006 |
| Tracing your Irish ancestors : the complete guide | Grenham, John | Monograph or Collective Volume | Gill & Macmillan | 1999 |
| Tracing your Irish ancestors : the complete guide | Grenham, John | Monograph or Collective Volume | Gill & Macmillan | 1992 |
| Tracing your Irish family history on the internet. A guide for family historians | Paton, Chris | Monograph or Collective Volume | Pen & Sword Books | 2019 |
| Tracing your Irish roots | Kinealy, Christine | Monograph or Collective Volume | Appletree Press | 1991 |
| Tracing your Leitrim ancestors | Coughlan, Tom | Monograph or Collective Volume | Flyleaf Press | 2018 |
| Tracing your Leitrim ancestors | Ó Suilleabhain, Seán | Article in Journal | | 1992 |
| Traditional families? | Hannan, D. F.Katsiaouni, Louise | Monograph or Collective Volume | Economic and Social Research Institute | 1977 |
| Treasured Sundays at the Áras | De Valera, Síle | Article in Book | | 1996 |
| Tribes of the Silmurray, under O'Conor | Knox, H. T. (Hubert Thomas) | Article in Journal | | 1905 |
| Tribute : Stawell St Ledger Heard | Casteleyn, Mary | Article in Journal | | 2015 |
| Tribute to a father : Jack Dwan, Kilruane, (1921-’95) | McGlinchey, Dympna | Article in Journal | | 1996 |
| Truth, power and lies : Irish society and the case of the Kerry Babies | Inglis, Tom | Monograph or Collective Volume | University College Dublin Press | 2003 |
| Tuam's wild geese - the Lallys of Tullinadaly | Higgins, Brendan | Article in Journal | | 2013 |
| Tudor rule in Gaelic Leinster and the rise of Feagh McHugh O'Byrne | Donovan, Brian C. | Article in Journal | | 1998 |
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| Tullow, County Carlow : its history and antiquities | Fitzgerald, Walter, Lord | Article in Journal | | 1917 |
| Tuosist landholders in 1698 | Lyne, Gerard J. | Article in Book | | 1999 |
| Turlough Park and the Fitzgeralds | Butler, Patrick, 1943- | Monograph or Collective Volume | The author | 2002 |
| Twilight years reminiscence | English, George | Article in Journal | | 2010 |
| Two case histories from the Secretary's file | McCullough, Patricia | Article in Journal | | 2000 |
| Two De Verdon seals | Tempest, H. G. | Article in Journal | | 1948 |
| Two families of Mellefont or Mellifont in Co. Cork | Mellefont, A. V. | Article in Journal | | 1978 |
| Two Irish Brehon scripts : with notes on the MacEgan family | Blake, Martin J. | Article in Journal | | 1909 |
| Two minor septs of late medieval Breifne | Parker, Ciarán | Article in Journal | | 1995 |
| Two more Aylmers, both named Michael | Aylmer, Richard John | Article in Book | | 1998 |
| Two of John Aubrey's eminent men | Aubrey, John, 1626-1697Neary, Brendan | Article in Journal | | 1994 |
| Two Ponsonby letters | Ireland, Aideen M. | Article in Journal | | 1993 |
| Two priests, the family and the Irish Constitution | Kennedy, Finola | Article in Journal | | 1998 |
| Tyndall of Leighlin : part 2 | McMillan, NormanNevin, Martin | Article in Journal | | 1980 |
| Ua Duibhne-Deeney | Deeny, Brian | Article in Journal | | 1981 |
| Uí Ainlí, Taoisigh Chineál Dofa sna ginealaigh agus sna hannála | Ó Muraíle, Nollaig | Article in Book | | 2012 |
| Uí Bhraoin na Dufaine | de Vál, Seamus S. | Article in Journal | | 2004 |
| Uí Chléirigh Thír Chonaill : the O Clery family of Donegal | Gillespie, Fergus | Article in Book | | 1996 |
| Uí Cruinn : a lost Louth sept | Ó Fiaich, Tomás | Article in Journal | | 1951 |
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| Ulcombe, Ireland and the St. Legers | Stone, R. C. | Article in Journal | | 1976 |
| Ulster and the middle ages | Sheane, Michael | Monograph or Collective Volume | Highfield Press | 1982 |
| Ulster families on the continent | Walsh, Micheline Kerney | Article in Journal | | 1993 |
| Ulster families on the Continent | Walsh, Micheline Kerney | Article in Journal | | 2006 |
| Ulster stock : the fighting clans of the north of Ireland | Sheane, Michael | Monograph or Collective Volume | Arthur H. Stockwell | 2007 |
| Ulster women : a short history 1840-1940 | Sheane, Michael | Monograph or Collective Volume | A.H. Stockwell | 2010 |
| Ulstermen in the Wexford rising | Kelly, Charles | Article in Journal | | 1998 |
| Un fragment d'obituaire anglo-saxon du VIIIe siècle, naguère conservé à Munich | Grosjean, Paul | Article in Journal | | 1961 |
| Uncertain times : some experiences of the Goodbody family in Clara, 1919-1923 | Goodbody, Michael | Article in Journal | | 2020 |
| Uncle Tom | Fee, Deirdre | Article in Book | | 2023 |
| Under his roof | O'Doherty, Malachi, 1951- | Monograph or Collective Volume | Summer Palace Press | 2009 |
| Urban elders : family, work and welfare among Boston's aged, 1890-1950 | Gratton, B. | Monograph or Collective Volume | Temple University Press | 1986 |
| Urth Noe e Tat : The Question of Fosterage in High Medieval Wales | Anderson, Katharine | Article in Journal | | 2004 |
| Using church records in family research : Alexander Forrest of Dungiven, county Derry | Forrest, R. | Article in Journal | | 2003 |
| Valentia and the Knight of Kerry | Fitzgerald, A. | Article in Book | | 1991 |
| Valley of the milk : a history of the Carroll family of Luggawannie, Headford, Co. Galway | Carroll, Michael | Monograph or Collective Volume | The author | 2000 |
| Value of people’s knowledge | Kearney, Frank | Article in Journal | | 1996 |
| Vanishing kingdoms : the Irish chiefs and their families | Curley, Walter J. P. | Monograph or Collective Volume | Lilliput Press | 2004 |
| Viaje y Migración de los Blest en los Albores de la Independencia | Camhi, Moisés Hasson | Article in Journal | | 2013 |
| Vicars | Strutt, Guy | Article in Journal | | 1970 |
| Vicissitudes of an Irish Catholic family under Henry VIII and Elizabeth | Ronan, Myles V. (Myles Vincent) | Article in Journal | | 1953 |
| Viewing Women, Family and Sexuality Through the Prism of the Irish Poor Laws | Crossman, Virginia | Article in Journal | | 2006 |
| Visit to Ireland 1849, extract from the journal of Queen Victoria | Victoria, Queen | Article in Journal | | 1991 |
| Visualising the privileged status of motherhood : the commemoration of women in Irish funerary monuments c.1600 - c.1650 | Hoysted, Elaine | Article in Book | | 2016 |
| Voices from the grave : II, family relations of Father James O'Coigley | Downie, Patrick F. | Article in Journal | | 1954 |
| Volcanoes and straw bonnerts : the Graydons of Burrishoole | Vaccari, EzioWyse Jackson, Patrick N. | Article in Journal | | 1993 |
| W. H. Welply's pedigree notebooks : a consolidated index of surnames, part 1 | Refaussé, Raymond | Article in Journal | | 1988 |
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| Waldron memorials at the ancient abbey of Ballyhaunis | Waldron, Paul | Article in Journal | | 2001 |
| Waldrons in Elphin diocese, 1749 | Waldron, Paul | Article in Journal | | 2000 |
| Walshetown and the Conron family | McCarthy, Jim | Article in Book | | 2005 |
| Wandering lives or established presences? The Irish communities in the Spanish Caribbean during the eighteenth century | Binasco, Matteo | Article in Journal | | 2025 |
| War of Independence, Black and Tans in Ireland and the Danny O’Brien factor | O’Brien, Ted | Article in Book | | 2015 |
| Wards of Bagenalstown family lines | Bayliss, Pat | Article in Journal | | 2001 |
| Wards of Bagenalstown family lines | Bayliss, Pat | Article in Journal | | 2000 |
| Warin and Henry fitz Gerald, the King's Chamberlains : the origins of the FitzGeralds revisited | Vincent, Nicholas | Article in Journal | | 1998 |
| Waringstown House built by William Waring in 1667 | C., K. | Article in Journal | | 1996 |
| Warrenpoint | Donoghue, Denis | Monograph or Collective Volume | Cape | 1991 |
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| Was O’Connell faithful? Ellen Courtenay revisited | Bishop, Erin I. | Article in Journal | | 1996 |
| Was Red Hugh married? | O'Donnell, Vincent | Article in Journal | | 2001 |
| Was the great comedian Jimmy O’Dea born at Modreeney? | Whyte, Edward | Article in Journal | | 1996 |
| Water power and 'strong' farmers : the Weir family of Straid Mills, County Antrim | Robinson, Philip S. | Article in Book | | 2000 |
| Waters of Waterstown | Shaw, J. C. H. | Article in Journal | | 1965 |
| Watsons of Dromore | Watson, Charles A. | Article in Journal | | 2009 |
| We were conscious of the sort of people we mixed with : The state, social attitudes and the family in mid twentieth century Ireland | Muldowney, Mary | Article in Journal | | 2008 |
| Web of punishment : an investigation | Coulter, Carol | Monograph or Collective Volume | Attic Press | 1991 |
| Wellington : his Irish connections | | Monograph or Collective Volume | Meath Heritage Centre | 1992 |
| Wellington and the Irish connection | Longford, Elizabeth Harman Pakenham, Countess of, 1906-2002 | Article in Journal | | 1994 |
| Westport House and the Brownes | Browne, Denis, Marquess of Sligo | Monograph or Collective Volume | | 1982 |
| Westward from Ballyquin | Higgins, M. A. | Article in Journal | | 2011 |
| Wexford : Enniscorthy family roots : exploring family origins in Enniscorthy | | Monograph or Collective Volume | Noel Farrell | 1998 |
| Wexford : New Ross town family roots : exploring family origins in New Ross | Farrell, Noel | Monograph or Collective Volume | Noel Farrell | 1998 |
| What Determines Family Size? Irish Farming Families in Nineteenth-Century Ontario | Hedican, Edward J. | Article in Journal | | 2006 |
| What family research reveals and the questions it leaves | O'Shea, Mary Rose | Article in Journal | | 2014 |
| What happened to the foundling child? | Mortimer, Sandra | Article in Journal | | 2016 |
| What we used to die of. Death statistics for co. Roscommon, 1832-1841 | Tonra, Henry | Article in Journal | | 2000 |
| What's in an Irish surname? Connollys and others a century ago | Ó Gráda, Cormac | Article in Book | | 2016 |
| Wheeling's Irish thread : an O'Brien family tale | Brennan, Margaret | Article in Journal | | 1999 |
| When Cork city declared war : with notes on some McCarthys of west Cork | Collins, J. T. | Article in Journal | | 1947 |
| When the Bowens came to Kilbolane | MacCarthy, C. J. F. | Article in Journal | | 1988 |
| Where a photograph led : Gillmors from northwestern Ireland in 1850's Iowa, USA | Gillmor, Desmond A. | Article in Journal | | 2013 |
| Where Donard guards | Russell, Nicholas | Monograph or Collective Volume | Ballaghbeg Books | 2007 |
| Where the river flows : Annamoe rectory | Pettigrew, Vera | Monograph or Collective Volume | Anvil Books | 1998 |
| While the memory is green : the birth and early days of the North of Ireland Family History Society | Honeyman, David | Article in Journal | | 1992 |
| Who was Gormlaith's mother? A detective story | Ní Bhrolcháin, Muireann | Article in Book | | 2009 |
| Who was Sarah Swiney? | Shaw, J. C. H. | Article in Journal | | 1997 |
| Who were the Huguenots? | Best, E. J. | Article in Journal | | 1984 |
| Who's looking after baby? Nursery school care in Northern Ireland during the Second World War | McIntosh, Gillian | Article in Book | | 2010 |
| Wicked Ernest : the truth about the man who was almost Britain's king : an extraordinary royal life revealed | Wardroper, John | Monograph or Collective Volume | Shelfmark | 2002 |
| Widows’ and dependent parents’ American Civil War pension files : a new source for the Irish emigrant experience | Shiels, Damian | Article in Book | | 2016 |
| Wild romance : the true story of a Victorian scandal | Schama, Chloe | Monograph or Collective Volume | Bloomsbury | 2010 |
| Will abstracts in the Lane-Poole papers | Evans, Mihail D. | Article in Journal | | 1993 |
| Will you murder my husband?:Catherine Nevin and the IRA | Doherty, Gerard | Monograph or Collective Volume | Marino Press | 2000 |
| William Bathe, S.J. (1564-1614) | Kingston, John | Article in Journal | | 1954 |
| William O'Brien agus a chlann | Mitchell, L. M. | Article in Journal | | 1958 |
| William of Windsor and the wars of Thomond | Harbison, Sheelagh | Article in Journal | | 1989 |
| William Smith O’Brien’s secret family | Weir, Hugh W. L. | Article in Journal | | 1996 |
| William Thomas Downie | Pollard, Kevin J. | Article in Journal | | 1994 |
| William Waldron and the "The Resurrection" | Waldron, Liam | Article in Journal | | 1996 |
| Willoughbys and Willoughby - Montgomerys in the north of Ireland | Connelly, Rob | Article in Journal | | 1997 |
| Willowbrook, a flawed Eden : a memoir of growing up in Millstreet, Co. Cork | O'Brien, Jim | Monograph or Collective Volume | Aubane Historical Society | 2013 |
| Wills relating to Waterford. 5 | Walton, Julian | Article in Journal | | 1983 |
| Wills relating to Waterford. 6 | Walton, Julian | Article in Journal | | 1983 |
| Wills relating to Waterford. Pts. 1-4 | Walton, Julian | Article in Journal | | 1982 |
| Wilsonstown and 'some Wilsons of Ulster' | Wylie, Mona | Article in Journal | | 1995 |
| Women and marriage in the Irish diaspora in nineteenth-century Victoria | Rule, Pauline | Article in Journal | | 2009 |
| Women and society - citations 3601-6000 : an annotated bibliography | | Monograph or Collective Volume | | 1978 |
| Women and the family in Northern Ireland. A review | McLaughlin, Eithne | Article in Journal | | 1993 |
| Women and the family in post-famine Ireland : status and opportunity in a patriarchical society | Rhodes, Rita M. | Monograph or Collective Volume | Garland | 1992 |
| Women in bloom : diary of a Limerick merchant's daughter, 1838-1840 | Gonzalez, Christine | Article in Book | | 2000 |
| Women in Ireland : an annotated bibliography | Brady, Anna | Monograph or Collective Volume | Greenwood Press | 1988 |
| Women in Irish society : the historical dimension | | Monograph or Collective Volume | Arlen House | 1978 |
| Women in Mayo, 1821-51 : a historical perspective | Langan-Egan, Maureen | Monograph or Collective Volume | The author | 1986 |
| Women in medieval Dublin : an introduction | McMorrow, Jessica | Article in Book | | 2001 |
| Women in medieval towns | Bennis, Rosemarie | Article in Book | | 1997 |
| Women in rural Ireland in the nineteenth and early twentieth centuries : how the daughters, wives and sisters of small farmers and landless labourers fared | O'Dowd, Anne | Article in Journal | | 1994 |
| Women in the house: women's household work in Ireland, 1921-1961: discourses, experiences, memories | Clear, Catríona | Thesis | | 1997 |
| Women of the house : women's household work in Ireland 1922-1961 | Clear, Caitriona | Monograph or Collective Volume | Irish Academic Press | 2000 |
| Women of the Uí Dúnlainge of Leinster | Dobbs, M. E. (Margaret E.), 1871-1962 | Article in Journal | | 1940 |
| Women on the move : a review of the historiography of Irish emigration to the USA, 1750–1900 | Whelan, Bernadette | Article in Journal | | 2015 |
| Women, sexuality and reproduction, 1850-1922 | McCormick, Leanne | Article in Book | | 2023 |
| Women, solidarity and the 1913 Lockout : Dora Montefiore and the 'Save the Kiddies' scheme | Hunt, Karen | Article in Book | Dublin City Council | 2013 |
| Woodhouse Street ... its past and its people | Martin, Bertie | Article in Journal | | 1996 |
| Woodrow Wilson and his Presbyterian inheritance | Link, Arthur Stanley | Article in Book | | 1992 |
| Work–life (im)‘balance’ and its consequences for everyday learning and innovation in the new economy : evidence from the Irish IT sector | James, Al | Article in Journal | | 2011 |
| Writing family and voicing the female: Alice, Sara, Lettice, Joan, Katherine, Dorothy and Mary Boyle, daughters of the earl of Cork | Walsh, Ann-Maria | Article in Book | | 2022 |
| Yeats : portrait of an artistic family | Pyle, Hilary | Monograph or Collective Volume | Merrell Holberton in association with the National Gallery of Ireland | 1997 |
| Young grandchildren and their grandparents : a secondary analysis of continuity and change across four birth cohorts | Geraghty, RuthGray, JaneRalph, David | Article in Journal | | 2013 |
| ‘A Life at Westport House - 50 Years A Going | Altamont, JeremyBrowne, JeremySligo, Marquess of | Monograph or Collective Volume | self-published | 2014 |
| ‘Between a whisper and a shout’ : repealing the eighth and pro-choice Irish women’s abortion testimonies | Ralph, David | Article in Journal | | 2022 |
| ‘Came to her dressed in mans cloaths’ : transgender histories and queer approaches to the family in eighteenth-century Ireland | Calvert, Leanne | Article in Journal | | 2022 |
| ‘Consent and coercion: women’s use of marital consent laws as legal defense in late medieval Paris’ | DiClemente, Kristi | Article in Book | | 2022 |
| ‘From the east side to the seaside' : Irish Americans on the move in New York city | Casey, Marion R. | Article in Book | | 1996 |
| ‘Glad to the heart to see any of my brothers’ : exploring Irish family life through sibling relationships | Devlin, Shannon | Article in Journal | | 2024 |
| ‘Hope for happier days’: Happiness in the Letters between Siblings in Nineteenth-Century Middle-Class Ulster Families | Devlin, Shannon | Article in Book | | 2021 |
| ‘I had a sister in England’ : family-led migration, social networks and Irish nurses | Ryan, Louise | Article in Journal | | 2008 |
| ‘It gives great relief to my mind’ - family involvement at children's committal to the Sister of Mercy run Irish industrial schools, 1868-1936 | O'Brien, Jane | Article in Journal | | 2024 |
| ‘Kindred without end’ : wet-nursing, fosterage and emotion in Ireland, c. 1550-1720 | Tait, Clodagh | Article in Journal | | 2020 |
| ‘Living in an elastic-sided world’ : John Butler Yeats and Lady Gregory | Pethica, James L. | Article in Book | | 2016 |
| ‘Save me from my friends’ : the transnational intimacies of an Irish-Latvian couple within and beyond the Irish revolution, 1916–1921 | Casey, Maurice J. | Article in Journal | | 2022 |
| ‘Shovelling out the paupers’ : the Irish Poor Law and assisted emigration during the Great Famine | Moran, Gerard | Article in Book | | 2016 |
| ‘The Apple Doesn’t fall far from the Tree’: The Creative Influence of Douglas Hyde and Lucy Cometina Kurtz on their Children | Nic an Bhaird, Máire | Article in Book | Ollscoil na hÉireann | 2023 |
| ‘The chained wolves’ : Young Ireland in exile | Kinealy, Christine | Article in Book | | 2016 |
| ‘The Irish in Australia : remembering and commemorating the Great Famine | McIntyre, Perry | Article in Book | | 2016 |
| ‘There is no person starving here’ : Australia and the Great Famine | Reid, Richard | Article in Book | | 2016 |
| ‘Une voix d’Irlande’ : integration, migration, and travelling nationalism between Famine Ireland and Quebec | King, Jason | Article in Book | | 2016 |
| ‘Your marage will make a change with them all … when you get another famely’ : illegitimate children, parenthood and siblinghood in Ireland, c.1759-1832 | Calvert, Leanne | Article in Journal | | 2020 |
| “A more careful tender nurse cannot be than my dear husband” : reassessing the role of men in pregnancy and childbirth in Ulster, 1780–1838 | Calvert, Leanne | Article in Journal | | 2017 |
| “Determined Perseverance” : the Glynn family and business enterprise in Kilrush, 1811 – 1940 | O'Brien, Paul | Thesis | | 2016 |