|
Caithréim Conghail Cláiringhnigh : history, toponomy and genealogy | Ó Muraíle, Nollaig | Article in Book | | 2024 |
| "A zealous Catholic and notorious trouble-maker" The Gormanston papers in the National Library of Ireland | Scally, Barbara
| Article in Journal | | 2009 |
| "Ah cum from Yarkshur" | Davies, Peter | Article in Journal | | 2005 |
| "All embarqued in one bottom" : an introduction to sources for soldiers, administrators and civilians in civil war Britain and Ireland | Bennett, Martyn | Article in Journal | | 1996 |
| "Captain Hughes and the ghost ship". Tales my father told me | Moorhead, Patricia | Article in Journal | | 1995 |
| "For Philadelphia, Boys, are we bound". The Rev. Joseph Rhea comes to America in 1769 | MacMaster, Richard K. | Article in Journal | | 2006 |
| "In fond remembrance" : headstone inscriptions from St Columba's graveyard | Fingal Heritage Group | Monograph or Collective Volume | Fingal Heritage Group | 1989 |
| "Military manoeuvres" | Fox, John | Article in Journal | | 1996 |
| "Money from America" | Dowling, Eamonn | Article in Journal | | 2012 |
| "Nugent papers" D552 the Public Record Office (Northern Ireland) | Malcomson, A. P. W. | Article in Journal | | 1988 |
| "Rest in peace" : Fingal cemeteries : St Colmcille's Swords | Fingal Heritage Group | Monograph or Collective Volume | Fingal Heritage Group | 1989 |
| "To know Coleraine was to know Dr Boyd": Getting to know him over the years 1980-2015! | Lunney, Linda | Article in Journal | | 2015 |
| "Treasures in the loft" Family papers and the case for a Meath County Archives | Clancy, Julitta | Article in Journal | | 2020 |
| "What's in a name" | Davies, Peter R. P. | Article in Journal | | 2007 |
| 'A case of great peculiarity and novelty': the Blackrockm Convent, Cork versus the McCarthy family in the House of Lords, 1848 | Morrogh, Michael McCarthy | Article in Journal | | 2017 |
| 'A hive for the honey bee...' Dublin City Library & Archive | Clark, Mary E. | Article in Journal | | 2011 |
| 'A mere boy' | McCabe, Fergal | Article in Journal | | 2016 |
| 'A very sufficient scholar' | Ó hAodha, Ruairí | Article in Journal | | 2017 |
| 'Cethri primchenéla Dáil Riata' revisited | Broun, Dauvit | Article in Book | | 2015 |
| 'Connaught to Dallas': journeys of a novelist, George A. Birmingham, and his descendants in America | Yamata, Masahiko | Article in Journal | | 2018 |
| 'Each Lord in his own Territory' : Giolla na Naomh Ó hUidhrín's profile of Thomond | Mac Mahon, Michael | Article in Journal | | 2012 |
| 'Every picture tells a story'. An Irish photographer and his times | Collins, Brenda | Article in Journal | | 2015 |
| 'Felton, not Feltrim' : locating Catherine Fagan, wife of Charles O'Conor of Belangare, from the Fagan ancestral monument | Timoney, Martin A.Timoney, Mary B. | Article in Journal | | 2015 |
| '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 |
| 'I despise your offer'. How Sheffield Grace embellished his family history | Grace, Pierce A. | Article in Journal | | 2010 |
| 'Mulmorie Oge O'Reylie, gent.' alias Maol Mórdha Óg Uí Raighaillaigh of Bellanacargy | Moore, Eoghan | Article in Journal | | 2015 |
| 'Only his horse came back'. The story of George Gamble of Montalto | O'Loan, Donnell | Article in Journal | | 2019 |
| 'Prudentia et Fortitudine' in the Tudor period. The O'Reillys: an analysis of annalistic evidence (1100-1600 A.D.) | O'Reilly, Patrick J. | Article in Journal | | 2015 |
| 'Roaring Hugh'. Rev. Hugh Hanna (1821-92) and his family | Holmes, Janice | Article in Journal | | 2015 |
| 'S Rioghal mo dhream : some traditional offshoots of the Clan Gregor | Greeves, J. R. H. | Article in Journal | | 1972 |
| 'Silence' by Lizzie Sullivan | Doyle, Edwin | Article in Journal | | 2019 |
| 'Sloinnteoireacht': John Lyne's collection of Sliabh Luachra genealogies | Ó Canann, Tomás G. | Article in Journal | | 2008 |
| 'The family of Swift' a fragment of autobiography illustrated | Ryan, Mary Stratton | Article in Journal | | 2020 |
| 'The Lady Nelson' - shipwrecked 14 October 1809 | Robinson, James | Article in Journal | | 2012 |
| 'The Lost Apostrophe'? : Race, the roots journey and the “Rose of Tralee” pageant | Moynihan, Sinéad | Article in Journal | | 2018 |
| 'The Medlar's Gotcha!' The story of a Dublin family | Ó Duibhir, Pól | Article in Journal | | 2019 |
| 'You're not from here?' An Ulsterman with English roots | Bell, Arthur | Article in Journal | | 2012 |
| - Magister Pons de St David - the eponymous Irish Punch | Punch, Terrence M. | Article in Journal | | 2006 |
| 1666-1667 hearth money roll of Dunleer ,county Louth | Mac Íomhair, Diarmuid | Article in Journal | | 1969 |
| 1752-1854 Clan record : barony of Dundalk | Wilson, Maureen | Article in Journal | | 1987 |
| 1766 religious census, parish of Ardcanny, Limerick | Flatman, Richard | Article in Journal | | 1995 |
| 1901 census enumerators returns online | Brennand, Margaret | Article in Journal | | 2001 |
| 400th Anniversary for O'Cahan Chief | O'Kane, John James | Article in Journal | | 2015 |
| 50 websites for Irish genealogy | Beglan, Mary | Article in Journal | | 2011 |
| 70 years on | Casteleyn, Mary | Article in Journal | | 2006 |
| A 'lost' history of the Walsh family, 1588 | Ó Muraíle, Nollaig | Article in Journal | | 1997 |
| A 1640 register of the Thomond Papers at Petworth House [with index] | McGrath, Bríd ; McInerney, Luke | Article in Journal | | 2021 |
| A Ballyduff boy in the new world: my grandfather, Tom Daly | Rovinsky, Robert | Article in Journal | | 2013 |
| A biographical register and annotated bibliography of Anglo-Irish colonists in Australia | | Monograph or Collective Volume | Deakin University | 1992 |
| A Blake/Joyce marriage agreement from 1652 | McGrath, Bríd | Article in Journal | | 2018 |
| 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 Haydens of Caherlesk | McCan, Anthony | Article in Journal | | 1997 |
| A brief history of the O'Donnells (Clann Dalaigh) | Anonymous | Article in Journal | | 1985 |
| A brief history of the O'Mahonys | O'Mahony, Alfie | Article in Journal | | 2010 |
| A Call to Arms | O'Donoghue, Peter | Article in Journal | | 2006 |
| A Carlow tribute to Walt Disney : 'A dream, a pencil and a mouse' | Ryan, Mary Stratton | Article in Journal | | 2016 |
| A catalogue of Farnham material held by Cavan County Museum | | Article in Journal | | 2006 |
| A caveat | Butler, Patrick Theobald Tower, 28th baron Dunboyne, 1917-2004 | Article in Journal | | 1999 |
| A census of Ardee, county Louth, in 1760 | MacIvor, Dermot | Article in Journal | | 1960 |
| A Clareman's journay to the Antipodes | Morling, Loreley A. | Article in Journal | | 2007 |
| A class apart : the gentry families of County Kildare | Costello, Con | Monograph or Collective Volume | Nonsuch Publishing | 2005 |
| A computerised record of the history and gravestone inscriptions of St Peter's Church, Carrigrohane, Co. Cork | Calnan, Susan | Article in Journal | | 1988 |
| A county Down pedigree : how one Scotsman discovered his Ulster roots | Watson, Harry | Article in Journal | | 1988 |
| A cross-shaft at Coosheen, Schull | Boazman, Gillian | Article in Journal | | 2017 |
| A decade of outreach at Donegal County Archives | Brennan, Niamh | Article in Journal | | 2011 |
| A Derry cousin who served and died at Gallipoli | Holt, Barbara | Article in Journal | | 2015 |
| A directory of Dublin for the year 1738 : compiled from the most authentic sources | | Monograph or Collective Volume | Dublin Corporation Public Libraries | 2000 |
| A Doneraile rental list 1823 | Crowley, Seamus | Article in Journal | | 1984 |
| A Downpatrick rental of 1752 | | Article in Journal | | 1994 |
| A Drogheda census list of 1798 | Corcoran, Moira | Article in Journal | | 1969 |
| A Dublin convert roll : the diary of the Rev. P. E. O'Farrelly | O'Connell, Philip | Article in Journal | | 1949 |
| A family heritage in stone | O'Dowd, Peadar | Article in Journal | | 1993 |
| A family of Kennedy of Clogher and Londonderry, c. 1600-1938 | Kennedy, F. M. E. | Monograph or Collective Volume | Somerset Books | 1938 |
| A family of Ulster in the Great War | Brannigan, Niall R. | Article in Journal | | 1999 |
| A family settlement - a family row: The history of the inheritance of Lady Susan Frances Anne Wandesforde, Countess of Ormond and Ossory | Kirwan, John | Article in Journal | | 2016 |
| A Fermanagh census | MacDonald, Brian | Article in Journal | | 1993 |
| A forgotten Carlow town cemetery | Ellis, William | Article in Journal | | 1999 |
| A forgotten Irish antiquary : Chevalier Thomas O'Gorman, 1732-1809 | Hayes, Richard Francis | Article in Journal | | 1941 |
| A forgotton tombstone to an Ó Neill Lieutenant-Colonel | Ó hAnnracháin, Eoghan | Article in Journal | | 2017 |
| A fragment of an Irish MS. history of the MacDonalds of Antrim | MacDonald, Archibald | Article in Journal | | 1946 |
| A friend of the Ormondes | Greene, Michael | Article in Journal | | 2003 |
| A friend of the Ormondes | Greene, Michael | Article in Journal | | 2003 |
| A genealogical adventure in Spain | Gallwey, Hubert, 1915- | Article in Journal | | 1951 |
| A genealogical and heraldic dictionary of the landed gentry of Great Britain and Ireland | Burke, John | Monograph or Collective Volume | | 1833 |
| A genealogical and heraldic history of the commoners of Great Britain and Ireland, enjoying territorial possessions or high official rank but uninvested with heritable honours. 4 vols. | Burke, John | Monograph or Collective Volume | | 1833 |
| A genealogical and heraldic history of the commoners of Great Britain and Ireland. 4 vols. | Burke, John | Monograph or Collective Volume | | 1833 |
| A genealogical and heraldic history of the landed gentry of Great Britain. 2 vols. | Burke, A. P.Burke, J. B. (John Bernard), Sir | Monograph or Collective Volume | Harrison | 1906 |
| A genealogical and heraldic history of the landed gentry of Ireland | Burke, J. B. (John Bernard), Sir | Monograph or Collective Volume | | 1899 |
| A genealogical and heraldic history of the landed gentry of Ireland | Burke, J. B. (John Bernard), Sir | Monograph or Collective Volume | | 1893 |
| A genealogical and heraldic history of the landed gentry of Ireland | Burke, J. B. (John Bernard), SirOthers | Monograph or Collective Volume | | 1899 |
| A Genealogical History of the Dormant, Abeyant, Forfeited and Extinct Peerages of the British Empire | Burke, J. B. (John Bernard), Sir | Monograph or Collective Volume | Harrison | 1883 |
| A genealogical history of the Milesian families of Ireland | Heraldric Artists | Monograph or Collective Volume | Heraldic Artists | 1968 |
| A genealogical history of the O'Reillys, written in the eighteenth century by E. Ó Raghallaigh, and incorporting portion of the earlier work of T. Fitzsimons, Vicar General of the diocese of Kilmore | Carney, James Patrick, 1914-1989Ó Raghallaigh, Eóghan | Monograph or Collective Volume | An Cumann Seanchais Bhreifne | 1959 |
| A genealogical record of the Gildernew name in the Blackwater Valley | Gildernew, Dessie | Article in Journal | | 2008 |
| A general directory of the kingdom of Ireland | Lucas, Richard | Article in Journal | | 1968 |
| A glance at records from the great famine | Ryan, Christopher | Article in Journal | | 1996 |
| A great archbishop of Dublin, William King, D.D., 1650-1729 : his autobiography, family and a selection from his correspondence | | Monograph or Collective Volume | | 1906 |
| A group of tradesmen's headstones | McCormick, Finbar | Article in Journal | | 1979 |
| A guide to finding your ancestors in County Kerry | Caball, Kay | Monograph or Collective Volume | Flyleaf Press | 2015 |
| A guide to Irish churches and graveyards | Mitchell, Brian | Monograph or Collective Volume | Genealogical Publishing | 1990 |
| A guide to Irish genealogical collections | Pender, Séamus | Article in Journal | | 1935 |
| A guide to Irish parish registers | Mitchell, Brian | Monograph or Collective Volume | [s.n.] | 1988 |
| A guide to Irish surnames | MacLysaght, Edward | Monograph or Collective Volume | Helicon | 1964 |
| A guide to the articles and sources published by the Dun Laoghaire Genealogical Society 1992-1996 | Dun Laoghaire Genealogical Society | Monograph or Collective Volume | Dun Laoghaire Genealogical Society | 1997 |
| A guide to tracing your Cork ancestors | Cadogan, TimMcCarthy, Tony | Monograph or Collective Volume | Flyleaf | 1998 |
| A guide to tracing your Cork ancestors | Cadogan, TimMcCarthy, Tony | Monograph or Collective Volume | Flyleaf Press | 2016 |
| A guide to tracing your Donegal ancestors | Duffy, GodfreyMeehan, Helen | Monograph or Collective Volume | Flyleaf Press | 2014 |
| A guide to tracing your Donegal ancestors | Duffy, GodfreyMeehan, Helen, | Monograph or Collective Volume | Flyleaf Press | 2008 |
| A guide to tracing your Dublin ancestors | Ryan, James G.Smith, Brian | Monograph or Collective Volume | Flyleaf | 1998 |
| A guide to tracing your Dublin ancestors | Ryan, James G.Smith, Brian | Monograph or Collective Volume | Flyleaf Press | 2009 |
| A guide to tracing your Galway ancestors | O’Dowd, Peadar | Monograph or Collective Volume | Flyleaf Press | 2010 |
| A guide to tracing your Kerry ancestors | O’Connor, Michael H. | Monograph or Collective Volume | Flyleaf Press | 2001 |
| A guide to tracing your Kerry ancestors | O'Connor, Michael | Monograph or Collective Volume | Flyleaf | 1990 |
| A guide to tracing your Limerick ancestors | Franklin, Margaret | Monograph or Collective Volume | Flyleaf | 2003 |
| A guide to tracing your Mayo ancestors | Smith, Brian | Monograph or Collective Volume | Flyleaf | 1997 |
| A guide to tracing your Mayo ancestors | Smith, Brian | Monograph or Collective Volume | Flyleaf Press | 2010 |
| A guide to tracing your Roscommon ancestors | Hamrock, John | Monograph or Collective Volume | Flyleaf | 2007 |
| A handbook for Irish war graves in India, Burma & beyond, 1914-45 | | Monograph or Collective Volume | Kabristan Archives | 2005 |
| A handlist of publications on early Irish history | Ó Corráin, Donnchadh | Article in Book | | 1976 |
| A Hiberno-Scottish family (Ó Muirgheasáin, Morrison) | O'Rahilly, T. F. | Article in Journal | | 1942 |
| A historical note on Baile Uí Chanann | Ó Canann, Tomás | Article in Journal | | 2017 |
| A history of the Bunbury family | Bunbury, Turtle | Article in Journal | | 2012 |
| A history of the Davis-Goff family of Horetown, Co. Wexford and Glenville, Co. Waterford | Bradley, Claire | Article in Journal | | 2015 |
| A history of the Eastwood family in Ireland, 1600-1850 | Eastwood, David M. | Article in Journal | | 1999 |
| 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 Kearney funeral entry of 1641 | Anonymous | Article in Journal | | 1975 |
| A landmark publication in traditional Irish genealogy | Nicholls, K. W. (Kenneth W.) | Article in Journal | | 2005 |
| A legacy in stone | Lennon, James | Article in Journal | | 2006 |
| A letter from home. The Quinn family of County Roscommon | Flanagan, PatsyQuinn, Pat | Article in Journal | | 2019 |
| 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 linguistic test of an Irish name | Montague, H. Patrick | Article in Journal | | 1974 |
| A list of Catholic merchants in Cork in 1762 | Cussen, Robert | Article in Journal | | 1971 |
| A list of entries of marriage licence grants in Killaloe court and register book | McAuliffe, E. J. | Article in Journal | | 1979 |
| A list of Irish emigrants from Stamullen Catholic parish, Co. Meath | Wight, Judith Eccles | Article in Journal | | 1991 |
| A list of merchants, 1811-1812 | | Article in Journal | | 1993 |
| A list of passenger shipping from Waterford port to America and Canada, 1845-1850 | Deegan, Thomas | Article in Journal | | 1995 |
| A list of people eligible to vote as freemen in Galway, 1832-37 | McCann, Jo | Article in Journal | | 1996 |
| A list of Protestants in the barony of Mohill, Co. Leitrim, in 1792 | Ffolliott, Rosemary | Article in Journal | | 1984 |
| A list of the Protestant men of the parish of Ballinakill in the Queen's County, June 1st 1778 | Hyland, Jackie | Article in Journal | | 2003 |
| A little history of some Joyces of Westport, Co. Mayo | Joyce, Conrad | Article in Journal | | 1995 |
| A Londonderry Huguenot family - Lavie | Costello, Vivien | Article in Book | | 2013 |
| A long way from Tipperary | Robertson, June O'Carroll | Monograph or Collective Volume | Images | 1994 |
| A magistrate remembered in verse and folklore: Captain Charles Ferguson (d.1842) of Corsica, Ballinamuck, and Ballyshannon | Ferguson, Kenneth | Article in Journal | | 2020 |
| A Man of No Mean Standing. The Career and Legacy of Donnchad mac Briain (d.1064) | Casey, Denis | Article in Journal | | 2020 |
| 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 medieval 'power couple': Isabel de Clare and William Marshal | Murphy, Pat | Article in Journal | | 2010 |
| A Moorhouse family of Dublin, Carlow and Kildare | Moorhouse, B. Ann | Article in Journal | | 1977 |
| A Mossley mystery (Ashton-under-Lyne Manchester England) | O'Reilly, Séamus | Article in Journal | | 2017 |
| A new genealogical atlas of Ireland | Mitchell, Brian | Monograph or Collective Volume | Genealogical Publishing | 1986 |
| A new genealogical source in 'The Boston Pilot' | O'Ryan, William D. | Article in Journal | | 1967 |
| A ninth-century Uí Briúin settlement in County Cavan | Smith, Tom | Article in Journal | | 2017 |
| 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 Roland de Burgo alias Burke, Bishop of Clonfert : and the monastery "De Portu Puro" at Clonfert | Blake, Martin J. | Article in Journal | | 1905 |
| A note on tenants of Putland estate in Garrycloyne & Templeusque, Co. Cork, 1815-25 | Ryan, James G. | Article in Journal | | 2024 |
| A note on the Uí Mhaoir of Drumcliff, Co. Clare | McInerney, Luke | Article in Journal | | 2011 |
| A page from Mac Fhir Bhisigh's 'Genealogies' | Ó Muraíle, Nollaig | Article in Journal | | 1990 |
| A photographic history of my ancestors | Jordan, Kieran | Article in Journal | | 1994 |
| A poem on the kings of the Eoganacht | Dillon, Myles | Article in Journal | | 1973 |
| A poem-book of the O'Donnells | Ó Cléirigh, Tomás | Article in Journal | | 1939 |
| A present day Irish family - a conglomerate of Plantation, Old English and Gaelic stock | Harnett, Michael St C. | Article in Journal | | 2017 |
| A previously unremarked Clann Eoin Mhoír genealogy | Kingston, Simon | Article in Journal | | 1998 |
| A primer in Irish genealogy | Murphy, Seán | Article in Journal | | 1995 |
| A primer in Irish genealogy | Murphy, Seán | Article in Journal | | 1995 |
| A primer in Irish genealogy no 3 : census records | Murphy, Seán | Article in Journal | | 1995 |
| A primer in Irish genealogy no. 4 : the GRO [General Register Office] | Murphy, Seán | Article in Journal | | 1995 |
| A primer in Irish genealogy No. 7, wills | Murphy, Seán | Article in Journal | | 1996 |
| A primer in Irish genealogy, No. 6, church registers | Murphy, Seán | Article in Journal | | 1996 |
| A primer in Irish genealogy. No 5 : valuation records | Murphy, Seán | Article in Journal | | 1996 |
| A primer in Irish genealogy. No. 8, miscellaneous sources | Murphy, Seán | Article in Journal | | 1996 |
| 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 religious census of Ballintoy parish 1734 | Doyle, Harry | Article in Journal | | 1997 |
| A religious census of the barony of Carey (sic) 1734. (the parish of Armoy) | Doyle, Harry | Article in Journal | | 1994 |
| A religious census of the barony of Cary 1734 | Doyle, Harry | Article in Journal | | 1993 |
| A select bibliography of English genealogy, with brief lists for Wales, Scotland and Ireland. A manual for students | Harrison, H. G. | Monograph or Collective Volume | Phillimore | 1937 |
| A selection of Barter families living in Dublin | Moorhead, Patricia | Article in Journal | | 2000 |
| A Shannonside tale | Kerrigan, John | Article in Journal | | 1994 |
| A short visit to the U.S.A. and the Irish connection | Prendergast, Mae | Article in Journal | | 1994 |
| 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 soldier of the Queen: General J.P. Redmond | McConnel, James | Article in Journal | | 2013 |
| A Southern Irish family and a few Northern links | Carew, L. R. | Article in Journal | | 1998 |
| A Stillorgan family remembers the Local Security Force | Traynor, John | Article in Journal | | 2016 |
| A story in stone from south Carlow | O'Neill, Mary | Article in Journal | | 1985 |
| 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 story on the O'Hallorans from the Inchiquin Papers | O'Halloran, Robert
| Article in Journal | | 2024 |
| A supplement to the entrance register of Kilkenny School, 1684-1800 | Dobbs, W. E. J. | Article in Journal | | 1946 |
| A survey of the Clann Ghormáin (McGormans) of Ibrickan, county Clare: land, lineage and resettlement in late medieval Ireland | McInerney, Luke ; O'Halloran, Robert | Article in Journal | | 2024 |
| 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 table of Church of Ireland parochial records and copies | | Monograph or Collective Volume | Irish Family History Society | 1994 |
| A tale from a biscuit tin | Meehan, Michael J. | Article in Journal | | 2017 |
| A Tipperary emigrant's manuscript | Ó Macháin, Pádraig | Article in Journal | | 2013 |
| A touch of green in the White House | McCarthy, Jack | Article in Journal | | 1981 |
| A tract on the O'Rourkes | | Article in Journal | | 1950 |
| A trail from Whitby to Dungiven | O'Kane, Noel | Article in Journal | | 2010 |
| A travel permit from May 1916 | Tuohy, Clare | Article in Journal | | 2017 |
| A Tully lineage in Canada and USA from 1840 'till today | Watson, Ken | Article in Journal | | 2007 |
| A twisted root : ancestral entanglements in Ireland | Craig, Patricia | Monograph or Collective Volume | Blackstaff | 2012 |
| A view from Manor Vaughan | Strutt, Hedley | Article in Journal | | 2009 |
| A visit to Hawthorn Lodge and Castlebar 1899. A letter from Emilius St Clair O'Malley to his brother Edward Loughlin O'Malley | Dunlop, Anne O'Malley | Article in Journal | | 2014 |
| A visit to the General Register Office | Flatman, Richard | Article in Journal | | 1989 |
| A visit to Waverley cemetery, New South Wales | Ryan, Christopher | Article in Journal | | 1993 |
| A west country family : the Pophams from 1150 | Popham, F. W. | Monograph or Collective Volume | | 1976 |
| A Westmeath family at the Western Front : the Purdons of Lisnabin | Whiteside, Lesley | Article in Journal | | 2017 |
| A world of wonder ... in a dresser drawer | Furdon, Elizabeth | Article in Journal | | 1996 |
| Abstract of Irish diocesan wills | Anonymous | Article in Journal | | 1939 |
| Abstract of Irish wills | Anonymous | Article in Journal | | 1939 |
| Abstract of wills | Anonymous | Article in Journal | | 1972 |
| Abstracts from Blackall family records | Blackall, Henry, Sir | Article in Journal | | 1941 |
| Abstracts from some Hamilton wills | Anonymous | Article in Journal | | 1971 |
| Abstracts from some Skerrett wills | Anonymous | Article in Journal | | 1973 |
| Abstracts of Irish diocesan wills (from the Swanzy collection) | Anonymous | Article in Journal | | 1941 |
| Abstracts of Irish wills | Anonymous | Article in Journal | | 1941 |
| Abstracts of some Ardagh, Clogher and Kilmore diocesan wills | Anonymous | Article in Journal | | 1974 |
| Abstracts of some Boyd wills | Boyd, Brian | Article in Journal | | 1977 |
| Abstracts of wills | Anonymous | Article in Journal | | 1982 |
| Abstracts of wills | Anonymous | Article in Journal | | 1973 |
| Abstracts of wills | Anonymous | Article in Journal | | 1946 |
| Abstracts of wills, V. 3 : 1785-1832 | | Monograph or Collective Volume | Stationery Office for the Irish Manuscripts Commission | 1984 |
| Acton | Murray, TerryQuin, John, fl.1840-1870 | Article in Journal | | 1991 |
| Additional notes to the Annals of Ulster | Jaski, Bart | Article in Journal | | 1997 |
| Admiralty passing certificates, 1808-1811 | Public Record Office | Article in Journal | | 1969 |
| Adventures in genealogy | Darling, Rachel | Article in Journal | | 2008 |
| After the Tyrrells: the later lords of the manor of Castleknock, Co. Dublin | Smith, Charles | Article in Journal | | 2013 |
| Aghabog Church of Ireland survey 1824 | MacDonald, Brian | Article in Journal | | 1997 |
| 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 |
| Aided Nath Í and Uí Fhiachrach genealogies | Ó Concheanainn, Tomás | Article in Journal | | 1991 |
| Alderman Daniel Burke - Grocer, Tea, Wine and Spirit Merchant | Burke, Thomas | Article in Journal | | 2014 |
| Aldfrith of Northumbria and the Irish genealogies | Ireland, Colin | Article in Journal | | 1991 |
| Alexander Bishop Butler: celebrated gunsmith. The Spilsbury family and the Mortimer gunsmiths | Butler, Anthony | Article in Journal | | 2016 |
| Alfrith of Northumbria and the Irish genealogies | Ireland, Colin | Article in Journal | | 1991 |
| Alice Stopford Green (1847-1929) as public educator: the Stopford-Brooke connection and the politics of personal and national self-realisation in a colonial context | McCormack, Christopher | Article in Journal | | 2020 |
| All the owners of land in Cork in 1872 | | Monograph or Collective Volume | Aubane Historical Society | 2004 |
| Allen of Stillorgan: the rise and decline of the Allen family | Casey, Patrick J. | Article in Journal | | 2024 |
| Ambrose O'Higgins : An Enquiry into his Origins and Ancestry | de Breffny, Brian | Article in Journal | | 1970 |
| American and British genealogy and heraldry | Doty, C. Stewart | Monograph or Collective Volume | American Library Association | 1970 |
| American presidents of Irish descent | Williamson, David | Article in Book | | 1993 |
| American presidents of Ulster descent : a guide to their family origins and the location of their ancestral homesteads in Northern Ireland | McBride, George | Monograph or Collective Volume | Spectator | 1969 |
| 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 alphabetical list of the family names of county Leitrim | Turner, Brian | Monograph or Collective Volume | Ulster Museum | 1974 |
| An alphabetical list of the freemen of the city of Dublin, 1774-1824 | Anonymous | Article in Journal | | 1983 |
| An approach to tracing an Ulster family | Mitchell, Brian | Article in Journal | | 1987 |
| An chléir agus an léann dùchais anallód: an ginealas | Ó Corráin, Donnchadh | Article in Book | | 1986 |
| An Eighteenth-century Graiguenamanagh gauger's stockbook | Law, Edward J. | Article in Journal | | 2011 |
| An emigrant family's story | Deegan, Josie (Pinky) | Article in Journal | | 2011 |
| An emigrant Waldron family | Poulin, Anna Waldron | Article in Journal | | 1997 |
| An enquiry respecting the history of three of the ancient parish churches of Kilkenny known as St. Patrick's, St. Maul's, and St. Rock's, with some notes on the origin of the word "Gillapadraig", assumed as a patronymic by the kings of Ossory in the 10th century | Hogan, John | Article in Journal | | 1883 |
| An exploration of the relationship between archivists and family historians in Irish local authority archives | Collins, Niamh | Article in Book | | 2013 |
| An Hedge School Education: how Thomas Guerin of Aherlow learned maths | | Article in Journal | | 2013 |
| 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 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 index of nuns for Ireland? | Gandy, Michael | Article in Journal | | 1999 |
| An index to Co. Cork biographical material in Irish newspapers | Ffolliott, Rosemary | Article in Journal | | 1962 |
| An interesting life | Kavanagh, Patrick | Article in Journal | | 2004 |
| An introduction to Irish and Scotch-Irish genealogy | Welch, Richard F. | Article in Journal | | 1979 |
| An introduction to Irish reaearch : Irish ancestry : a beginner's guide | Davis, Bill | Monograph or Collective Volume | Federation of Family History Societies | 1994 |
| An introduction to Irish research : Irish ancestory : a beginner's guide | Davis, Bill | Monograph or Collective Volume | Federation of Family History Societies | 1992 |
| An introduction to sources for the study of landed estates in King's County (Offaly) | Reilly, Ciarán | Article in Journal | | 2015 |
| An investigation into the Connacht ancestry of Mary Ann Costello, mother of George Canning | De Breffny, Brian | Article in Journal | | 1980 |
| An Irish father and son: contrasting lives | Villers, David H. | Article in Journal | | 2008 |
| An Irish genealogical source : a guide to church records | | Monograph or Collective Volume | Ulster Historical Foundation | 1994 |
| An Irish genealogical source : the role of the Quaker school at Ballitore, county Kildare with an index and notes on certain families | McAuliffe, E. J. | Monograph or Collective Volume | Irish Academic Press | 1984 |
| 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 Irishman in India : Abraham Goodall, F.R.C.S. 1801-1892 | Goodall, David | Article in Journal | | 1999 |
| An Leabhar Eoghanach. An abridged edition in modern Irish|An Leabhar Eoghanach. An abridged translation of the Book of the descendants of Eoghan | Ó Néill, Malachy | Article in Journal | | 2011 |
| An Leabhar Muimhneach maraon le suim aguisini | | Monograph or Collective Volume | Foillseacháin Rialtais | 1940 |
| An O'Brien family in France | O'Brien, P. I. D. | Article in Journal | | 1991 |
| An O'Dempsey letter | Goode, P.J.
| Article in Journal | | 2014 |
| An O'Reilly genealogy | O'Connell, Philip | Article in Journal | | 1963 |
| An observation on the Annetts of Mourne | Turner, Brian | Article in Journal | | 1997 |
| An old Waterford graveyard and the Dobbyns of Ballynakill | Grogan, Pat | Article in Journal | | 2005 |
| An old will | | Article in Journal | | 1999 |
| An tAthair Éamann Conchúr Mac an Bháird (1889-1917) | Mac Labhraí, Seán | Article in Journal | | 2017 |
| An unhappy visit to Castle Bernard, Castlemartyr, 9-14 December 1791 | Ní Chonaill, Áine | Article in Journal | | 2013 |
| Ancestral lineage of Paul McNulty as gleaned from early to mid-19th century research | McNulty, Paul | Article in Journal | | 2008 |
| 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 |
| Ancient Irish genealogies | Gillespie, Fergus | Article in Journal | | 1997 |
| Anglo-Irish autobiography and the genealogical mandate | Grubgeld, Elizabeth | Article in Journal | | 1998 |
| Anglo-Irish mediaeval genealogy | Brooks, E. St. John | Article in Journal | | 1946 |
| Anna-Mae McCloskey-Cummings | Carbine, Francis A. | Article in Journal | | 2018 |
| Annála ríoghachta Éireann : Annals of the Kingdom of Ireland, by the four masters, from the earliest period to 1616. 7 vols. | | Monograph or Collective Volume | Hodges & Smith | 1851 |
| Annotated manuscript sources of genealogical relevance to Co. Galway | McNulty, Paul B. | Article in Journal | | 2014 |
| Archbishop Simonds and the Myshall connection | Byrne, Edward | Article in Journal | | 1993 |
| Archibald Fitzgerald of Dublin and Texas, grandson of the Irish patriot, Archibald Hamilton Rowan | Casteleyn, Mary | Article in Journal | | 2005 |
| Ardmayle : a resting place full of memories | Maher, Pat | Monograph or Collective Volume | Ardmayle Heritage Society | 2005 |
| Are these your ancestors? | Marks, Bernadette | Article in Journal | | 2001 |
| Argentina The forgotten Irish | MacLoughlin, Guillermo | Article in Journal | | 1993 |
| Armagh clergy, 1800-2000 | Fleming, W. E. C. | Monograph or Collective Volume | The author | 2001 |
| 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 |
| Arnold Quellin's and Grinling Gibbons's monuments for Anglo-Irish patrons | Loeber, Rolf | Article in Journal | | 1983 |
| Artane Industrial School. 1901 census - Part 1 | Wray, Brian | Article in Journal | | 2007 |
| Artane Industrial School. 1901 census - Part 2 | Wray, Brian | Article in Journal | | 2007 |
| Artrea householders 1766 | | Article in Journal | | 1980 |
| As I find it | Dunboyne, Lord | Article in Journal | | 2003 |
| Askeaton, County Limerick to Askeaton, Brown County | Geyh, Patricia Keeney | Article in Journal | | 1995 |
| Aspects of Irish genealogy 3 : a selection of papers from the third Genealogical Congress | | Monograph or Collective Volume | Irish Genealogical Congress Committee | 1999 |
| Aspects of Irish genealogy II : being the proceedings of the second Irish Genealogical Congress | | Monograph or Collective Volume | Irish Genealogical Congress Committee | 1996 |
| Aspects of the history of Clann tSuibhne | Ó Canann, Tomás | Article in Journal | | 2018 |
| Assessing Australian Army records | Fennessy, Ignatius | Article in Journal | | 2007 |
| At home with the emigrants : the role of emigrants' letters in locating family homes | Parkhill, Trevor | Article in Journal | | 1984 |
| Athlone grave stones | Quinn, William | Article in Journal | | 1942 |
| Athlone, Co. Westmeath : genealogical records | O'Brien, Gearoid | Article in Journal | | 1986 |
| Audley's Castle and the Lecale Audleys | Sterritt, Ann V. | Article in Journal | | 1987 |
| Aughrim : genealogies, traditions, and stories | Maguire, S. J. | Article in Journal | | 1950 |
| Australia's bard 'Banjo'Patterson and an Irish racing connection | Robinson, James | Article in Journal | | 2010 |
| Australian birth, death and marriage indexes : a brief look at Australian archives | Press, Kate | Article in Journal | | 1988 |
| Australian notebook : Transportation records : Ireland to Australia 1788-1868 | Harrison, Jennifer | Article in Journal | | 1995 |
| Back the the Glens: A McKay odyssey | McKay, Alexander | Article in Journal | | 2011 |
| Ballina family roots : exploring family origins in Ballina | | Monograph or Collective Volume | Noel Farrell | 2004 |
| Ballinascreen gravestone inscriptions. Moneyneena "old" graveyard | | Monograph or Collective Volume | Ballinascreen Historical Society | 2009 |
| Ballinderry graveyards : Churchill | Larkin, Patrick | Article in Journal | | 1982 |
| Ballinkeen: a genealogical case study of a north Cork townland | Flanagan, Niamh | Article in Journal | | 2009 |
| Ballinteer : a new family history branch | Ryan, Christopher | Article in Journal | | 1993 |
| Ballinteer : some families of the past | Ryan, Christopher | Article in Journal | | 1998 |
| Ballyclog gravestone inscriptions | Mayes, Frank | Article in Journal | | 1987 |
| Ballymote Heritage Group and 'The Corran Herald': making connections | Coleman, John | Article in Journal | | 2017 |
| Ballynoe cemetery : a guide and brief history | Anonymous | Monograph or Collective Volume | Ballynoe Cemetery Committee | 1993 |
| Ballyshannon Gentry Families | Meehan, Helen | Article in Journal | | 2019 |
| Bán Donaldson: The Irish-American connection | Donaldson, Ronald Bán | Article in Journal | | 1989 |
| Bannow surnames | Kenny, Máirín | Article in Journal | | 2013 |
| Baptismal certificate of John Magenis, parish of Mahernahely, 1729 | | Article in Journal | | 1980 |
| Baptisms of the first Presbyterian church of Newry, Co. Down, 1809-1822 | Ffolliott, Rosemary | Article in Journal | | 1979 |
| Barkerville cemetery/Richfield cemetery - BC, Canada | Bayliss, Pat | Article in Journal | | 2001 |
| Barnaby Fitzpatrick, 2nd Baron Upper Ossory, 1535-1581 | O Daltuin, Mairtin | Article in Journal | | 2010 |
| 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 |
| Barnewell of Kilbrew, co. Meath | Barnwell, S. B. | Article in Journal | | 1980 |
| Baron Glenavy of Milltown | Tracy, Frank | Article in Journal | | 2016 |
| Beattie and Kelly from Tyrone to Australia | Johnson, Steven | Article in Journal | | 2013 |
| Been there, done that : the availability and uses of Irish twentieth century census records | Collins, Brenda | Article in Journal | | 2001 |
| Belach Conglais : one or two? | Ó Murchadha, Diarmuid | Article in Journal | | 2002 |
| Belfast merchant families in the seventeenth century : a study of a community | Agnew, Jean | Article in Book | | 1999 |
| 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 |
| Bermuda Dick : the true story of Forest of Dean convicts ... | Kear, Averil | Monograph or Collective Volume | Lightmoor Press | 2002 |
| Bernie Cullen's grandfather , Patrick Francis Cullen, was a stone cutter from Ballyknockan, Co. Wicklow who emigrated from the small Irish village to carve a new life in Minnesota | Cullen, Bernie | Article in Journal | | 2017 |
| Best Foote forward : the story of the Foote family from Saxon times to the present day, in Britain and Ireland, and in the new worlds of America, Australia and New Zealand | Holmes-Walker, William Anthony | Monograph or Collective Volume | New Millennium | 1995 |
| Betham and Lodge | O'Byrne, Eileen | Article in Book | | 1996 |
| Bevan of Co. Limerick | De Breffny, Brian | Article in Journal | | 1974 |
| Bibliography of Irish family history | MacLysaght, Edward | Monograph or Collective Volume | Irish Academic Press | 1981 |
| Bickerstaff of Glenavy parish, Co. Antrim | De Breffny, Brian | Article in Journal | | 1977 |
| Bill Clinton. His Irish roots | Anonymous | Article in Journal | | 1995 |
| Binions : families of Co. Wexford and their descendants, 1692-1999 | Binions, Gloria | Monograph or Collective Volume | The author | 1999 |
| Birch families in Ulster - the search for a missing family link | Birch, Bill | Article in Journal | | 2011 |
| Birr Castle and the Parsons family in the first half of the seventeenth century | Rosse, Alison | Article in Journal | | 2011 |
| Birth, marriage and death notices of Kerry's estated Gentlemen, principally from the revolutionary and Napoleonic eras | O'Carroll, Gerald | Article in Journal | | 2005 |
| Births, marriages and deaths from 'The Kingstown Monthly' | Anonymous | Article in Journal | | 1999 |
| Births, marriages and deaths in Galway, August 1871 - November 1872 | O'Donnell, Paul | Article in Journal | | 1998 |
| Births, marriages and deaths in Ramsey's Waterford Chronicle, 1771 | Morris, H. F. | Article in Journal | | 1974 |
| Bishop Patrick Lynch of Charleston and his visit to Roslea in 1864 | Corr, Seán | Article in Journal | | 2010 |
| Blackrock military hospital | Dodd, Liam | Article in Journal | | 1996 |
| Blake. Some notes concerning the Blakes of Galway. | King, V. H. | Monograph or Collective Volume | | 1934 |
| Blaney of Lurgan, Co. Armagh | Blaney, Roger | Article in Journal | | 1971 |
| Blarney Castle : myth and reality | Hamlyn, Kate | Article in Journal | | 2007 |
| Blennerville 1800-1853 - the shifting fortunes of a Kerry village | MacSweeney, Marie | Article in Journal | | 2003 |
| Blood of the Irish: knowing ourselves genetically | Nash, Catherine | Article in Journal | | 2014 |
| Bossorah Merchant’s passengers, 1837 | Hickey, Nora | Article in Journal | | 1996 |
| Bourney graveyard | Murphy, Nancy | Article in Journal | | 1995 |
| Breens of western county Louth | Brien, Ralph | Article in Journal | | 2010 |
| Brian Boru : imperator scotorum | Duffy, Séan | Article in Journal | | 2014 |
| Brian's daughters, Cian mac Mael Muad and the kingship of Munster | Fischer, Lenore | Article in Journal | | 2016 |
| Brian's origins and the kingdom of North Munster | Swift, Cathy | Article in Journal | | 2014 |
| Bridging to the deep past: genealogists, geneticists and the Chronicle of Ireland | Akenson, Donald Harman | Article in Journal | | 2009 |
| Brief history of the Creaser family of Townrath | Todd, James F. | Article in Journal | | 2001 |
| British Ancestors in France? | Pontet, Patrick | Article in Journal | | 2004 |
| British Parliamentary Papers and the local historian and genealogist | Roulston, William J. | Article in Journal | | 2002 |
| Bulbous noses and bagpipes : a Scottish inheritance | Byrne, Declan | Article in Journal | | 1999 |
| Burke's introduction to Irish ancestry | | Monograph or Collective Volume | | 1976 |
| Burke's Irish family records | | Monograph or Collective Volume | | 1976 |
| Burke, Bourke and De Burgh : people and places | Burke, Eamonn | Monograph or Collective Volume | Ballinakella|De Búrca Rare Books | 1990 |
| Butler blood flows freely: the famous and not so famous descendants of the Chief Butlers of Ireland | Foster, Craig L. | Article in Journal | | 2016 |
| Butler blood in Maryland families through Dr Charles Carroll | Clagett, Brice McAdoo | Article in Journal | | 1991 |
| Butler of Grallagh and Boytonrath Co. Tipperary and Doon etc, Co. Clare | Blake Butler, T. | Article in Journal | | 1991 |
| Butler of Rouskagh, County Tipperary | Butler, David J. | Article in Journal | | 2003 |
| Butler testamentary records in Cádiz | Foley, Brian | Article in Journal | | 1994 |
| Butler v Mulvihill [1819]. The Clare land dispute that came before the House of Lords | Coffey, Michael J | Article in Journal | | 2009 |
| Butlers and Thackerays: an Anglo-Indian network | Richards, Ian | Article in Journal | | 2014 |
| Butlers in South America | Bedson, Derek | Article in Journal | | 1988 |
| Butte - Silver Bow Public Archives | Crain, Ellen Shannon | Article in Journal | | 2000 |
| Byrnes and Wickams of Wexford | Murphy, Hilary | Article in Journal | | 1993 |
| Byways - a look at lesser used sources | Anonymous | Article in Journal | | 1996 |
| Byways : a look at lesser used sources. (records of the Evicted Tenants Committee of the Irish National Federation in the 1890s) | Evans, Mihail D. | Article in Journal | | 1995 |
| Byways. A look at lesser used sources. (Roman Catholic marriage records) | Evans, Mihail D. | Article in Journal | | 1996 |
| Byways. A look at lesser used sources. [Church of Ireland registers] | Evans, Mihail D. | Article in Journal | | 1995 |
| Caesar Colclough of Rosegarland's family and descendants | Hamilton, David Ian | Article in Journal | | 2009 |
| Caithréim Chellacháin Chaisil : history or propaganda? | Ó Corráin, Donnchadh | Article in Journal | | 1974 |
| Can any good thing come out of Leitrim? | Johnston, Tom | Article in Journal | | 1988 |
| Canada company remittances | Merrick, Gerald | Article in Journal | | 1982 |
| Canada Company remittances 1844 | | Article in Journal | | 1981 |
| Canada Company remittances, January-May 1845 | | Article in Journal | | 1982 |
| Canadian passenger lists | Albert, ValerieKyle, Beht | Article in Journal | | 1994 |
| Canadian sources for Irish genealogy | Elliott, Bruce | Article in Book | | 1993 |
| Canon, communications and Cork : an account of the Pope family in Portugal | Rankin, Carol | Article in Journal | | 1998 |
| Caomhánach internecine warfare | Cavanagh, Gary L. | Article in Journal | | 2010 |
| Captain Conor O'Reilly | Moore, Eoghan | Article in Journal | | 2023 |
| Captain George O'Malley 1786-c.1865: his manuscript narrative and smuggling career | Cullen, L. M. (Louis Michael) | Article in Journal | | 2015 |
| Captain George O'Malley, his narrative and the O'Malley Clan: fresh thoughts | Cullen, L. M. (Louis Michael) | Article in Journal | | 2024 |
| Captain Hugh O'Reilly of Lisgannon | Moore, Eoghan | Article in Journal | | 2016 |
| 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 |
| Cardinal Wisemen (1802-1865) and his roots in Waterford and South Kilkenny | Walton, Julian C. | Article in Journal | | 2017 |
| Carlow - Smith's Hill, Colborne township, Ontario, Canada | Anonymous | Article in Journal | | 1999 |
| Cartes de visite from the collection of Robert Ward | Richards, Christopher | Article in Journal | | 2009 |
| Carve's 'Butler families' of 1641 | Butler, Patrick Theobald Tower, 28th baron Dunboyne, 1917-2004 | Article in Journal | | 1976 |
| Carved in stone : a record of memorials in the ancient graveyard around the Church of the Holy Evangelists (Church of Ireland) at Carnmoney, Newtownabbey, County Antrim | North of Ireland Family History Society, Belfast Branch | Monograph or Collective Volume | North of Ireland Family History Society, Belfast Branch | 1994 |
| Cary's Irish lists | Churchill, Else | Article in Journal | | 2001 |
| Case study of a Huguenot family : La Touche | Bradley, Pamela | Article in Book | | 1996 |
| Castilla & the Bradstreet family | Robinson, Anne | Article in Journal | | 2013 |
| Castilla and the Bradstreet family | Robinson, Anne | Article in Journal | | 2013 |
| Castlebridge cemetery | Whitmore, Angela | Article in Book | | 2005 |
| 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 |
| Catalogue of Irish manuscripts in the National Library of Ireland : Fasciculus III. MSS G 70-G 114 | Ní Shéaghdha, Nessa | Monograph or Collective Volume | School of Celtic Studies, Dublin Institute for Advanced Studies | 1977 |
| Catalogue of Irish manuscripts in the National Library of Ireland : Fasciculus IV. MSS G 115-G 160 | Ní Shéaghdha, Nessa | Monograph or Collective Volume | School of Celtic Studies, Dublin Institute for Advanced Studies | 1977 |
| 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 |
| Caters of Irish Quarter, Carrickfergus, Co. Antrim | De Breffny, Brian | Article in Journal | | 1978 |
| Catherine Magennis and the wives of Hugh O'Neill | Casway, Jerrold | Article in Journal | | 2016 |
| Catholic ancestors in the British Isles and Catholic German influences | Hodson Pressinger, Selwyn | Article in Journal | | 2007 |
| Catholic ancestors of the Pressinger family. Part 2 | Hodson Pressinger, Selwyn | Article in Journal | | 2009 |
| Catholic church records | Ryan, James G. | Article in Book | | 1992 |
| Catholic converts recorded in some 18th-century Irish newspapers | Chamney, Anne R. | Article in Journal | | 2002 |
| Catholic families of the Pale | Kingston, John | Article in Journal | | 1960 |
| Catholic parish registers in Clogher diocese | Mulligan, Patrick | Article in Journal | | 1985 |
| Catholic parish registers of Dublin city and suburbs | McAuliffe, E. J. | Article in Journal | | 1977 |
| Catholic qualification rolls index : Fermanagh and Monaghan | | Article in Journal | | 1959 |
| Cavan town roots : exploring family origins and old Cavan town | Anonymous | Monograph or Collective Volume | The Anglo-Celt | 1993 |
| Cavanacor House, Lifford, and President Polk's ancestors | O'Kane, Eddie | Article in Journal | | 1989 |
| Celtic Ireland | Mac Néill, Eoin | Monograph or Collective Volume | | 1921 |
| Cemetery inscriptions in Cavan parish | Anonymous | Article in Journal | | 1986 |
| Cemetery of the Holy Cross, Flatbush, Brooklyn, New York | Silinonte, Joseph M. | Article in Journal | | 1993 |
| Ceneál Moain and the O'Gormleys in east Donegal and west Tyrone | Deeny, Brian | Article in Journal | | 1990 |
| Cenel Fiachach m. Neíll | | Article in Journal | | 1938 |
| Cenél nÉogain in Patrician hagiography | Charles-Edwards, Thomas | Article in Journal | | 2020 |
| Census enumeration books and the local historian | Burke, Martin | Article in Journal | | 1973 |
| Census of Ireland 1821 : Co. Kerry fragment | Magee, Seán | Article in Journal | | 1997 |
| Census of Marshallstown parish, Co. Wexford, 1867 | | Article in Journal | | 1984 |
| Census of Marshallstown parish, Co. Wexford, 1867 | Dušek, Alita | Article in Journal | | 1984 |
| Census of protestant parishioners in Clogheen Union, Co. Tipperary, in 1873, 1877 and 1880 | Knox, Ian | Article in Journal | | 1986 |
| Census search applications. Barony of Rathdown, Co. Dublin | | Article in Journal | | 1996 |
| Cethri prímchenéla Dáil Riata | Dumville, David N. | Article in Journal | | 2000 |
| Chain migration from Ireland to Australia: a case study from the slopes and foothills of the Galtees | O'Brien, Eileen M. | Article in Journal | | 2019 |
| Changing family names in Williamstown parish in north-east county Galway | Mulryan-Moloney, Maeve | Article in Journal | | 2004 |
| Charles MacNally, bishop of Clogher: Local and family background | Murphy, Owen | Article in Journal | | 2010 |
| Charles Stewart Parnell : the man and his family | Foster, R. F. (Robert Fitzroy) (Roy), 1949- | Monograph or Collective Volume | Harvester P. | 1976 |
| Charles Wesley and the Irish inheritance tradition | Rack, Henry D. | Article in Journal | | 2002 |
| Charley Family Houses In Dunmurry | Charley, Robby | Article in Journal | | 1995 |
| Chevalier William F. K. Marmion follows the fate of two Marmion cousins who emigrated from county Down in the early 1800s | Marmion, William F.K. | Article in Journal | | 2010 |
| Chiefs of the name | Crotty, G. | Article in Book | | 1996 |
| Child of the Irish border : a memoir and family history | Fitzsimon, Nicholas | Monograph or Collective Volume | Somerville Press | 2010 |
| Children of the far-flung | Cusack, Geraldine O'Connell | Monograph or Collective Volume | Liffey Press | 2003 |
| Children of the vale | Anonymous | Article in Journal | | 2003 |
| Chronicon Westroporum | Irwin, Liam | Article in Journal | | 2001 |
| Church and polity in pre-Norman Ireland : the case of Glendalough | Mac Shamhráin, Ailbhe | Monograph or Collective Volume | An Sagart | 1996 |
| Church of Ireland members in the Aghadrumse area in 1823 | MacDonald, Brian | Article in Journal | | 1994 |
| Church of Ireland parish registers which have been deposited in R.C.B. library | Anonymous | Article in Journal | | 1982 |
| Cill Iochtar - Killeighter (lower church or wood) | Gilligan, Bernadette | Article in Journal | | 1995 |
| Cine Mhac an tSaoir : a guide to sources for researching McAteer/McIntyre families in Ireland | Anonymous | Monograph or Collective Volume | Ulster Historical Foundation | 2001 |
| Civil registration of births, deaths and marriages in Ireland : a practical approach | Blumson, Catherine | Article in Journal | | 1996 |
| Clan Carew and the barony of Idrone. Sir Peter Carew (1514-1575), cousins Sir Peter (died 1580) and Lord George Carew (1555-1629) | Kavanagh, Myles | Article in Journal | | 2018 |
| Clan genealogist's corner | Kavanagh, James F. | Article in Journal | | 2001 |
| 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 Dalaigh 1603 to the present : the Austrian line | O'Donnell, Vincent | Article in Journal | | 1987 |
| 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 Eruilb : Irish or Scandinavian? | Thornton, David E. | Article in Journal | | 1996 |
| Clann Fhiangusa and the pedigree of Flann mac Máile Dúin | Ó Canann, Tomás G. | Article in Journal | | 2004 |
| 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 and Scotland : an ethnography of the Gael, 500-1750 | Cairney, C. T. | Monograph or Collective Volume | | 1989 |
| Clanwilliam in Clanwilliam: the sale of the Clanwilliam estate in 1806 | Marnane, Denis G. | Article in Journal | | 2024 |
| Clinton records | | Article in Journal | | 1951 |
| Clones rent roll, 1821 | Ó Mórdha, Pilip | Article in Journal | | 1988 |
| Clonmacduff (alias Courtown, alias Black Church) headstones | Moore, Beryl F. E. | Article in Journal | | 1980 |
| Clonmahy parish | Duffy, Godfrey | Article in Journal | | 1993 |
| Clooney House and its Occupants | Barron, Declan
| Article in Journal | | 2024 |
| Clouds over Germany: Childhood memories of troubled times | Dunne, Sylvia | Article in Journal | | 2016 |
| Clough non-subscribing Presbyterian church, Loughinisland parish, Co. Down | Anonymous | Article in Journal | | 1983 |
| Cnoc Diolun : a genealogical survey of the Dillon family in Ireland | Dillon, Gerard | Article in Journal | | 1955 |
| Cnuasaigh Ghinealach ó Chúige Uladh, 1600–1850 | Ó Muraíle, Nollaig | Article in Book | | 2018 |
| Co. Carlow tombstone inscriptions : 1 : St Mullin; 2 : Ballicopagan cemetery, new cemetery, Borris, etc.;3 : Ballymurphy cemetery, Kilcullen, etc. | Anonymous | Monograph or Collective Volume | Muintir na Tire | 1984 |
| Co. Clare voters in 1768 | Ffolliott, RosemaryO'Mahony, S. C. | Article in Journal | | 1986 |
| Co. Westmeath | Anonymous | Article in Journal | | 1990 |
| Colla Dubh Mac Mahon, his ancestors and descendants | Ó Mórdha, P. | Article in Journal | | 1974 |
| Collon's churches | Bellew, SéamusRoe, Séamus | Article in Journal | | 2015 |
| Colonel Dudley Bagenal the Jacobite (1638-1712) | Kavanagh, Myles | Article in Journal | | 2017 |
| Colonel Jeremiah J. 'Ginger' O'Connell - A Soldier's Life | Hodson, Tom | Article in Journal | | 2020 |
| Colonel Lewis Hamilton's Swedish widow and the lost manor house of Derrygonnelly, home of the Dunbars and Montgomerys | Ferguson, Kenneth | Article in Journal | | 2023 |
| Combat and carnival | Carew, Peter | Monograph or Collective Volume | Constable | 1954 |
| Commemorating Edmund Mahony 1887-1918 | Mahony, Hubert | Article in Journal | | 2008 |
| Commemorating our famine forebears | McKeane, Ian | Article in Journal | | 1995 |
| Commemorating Thomas Davis | Ó hAnnracháin, Eoghan | Article in Journal | | 2014 |
| Commentary:"Ó Buadaigh Éile: origins of the Leinster surname Bowe/Bowes" | Bowes, Martha | Article in Journal | | 2015 |
| Computer indexing programmes in Ireland | Anonymous | Article in Journal | | 1990 |
| Conchubhar Mac an Oirchinnigh and the Gaelic scribal tradition | McInerney, Luke | Article in Journal | | 2017 |
| Connacht in the Book of Rights | Walsh, Paul, Revd, 1885-1941 | Article in Journal | | 1940 |
| Connecting DNA and your Irish roots | Gleeson, Maurice | Article in Journal | | 2017 |
| Conor Mór (d.1436) son of John O'Reilly and Mullagh Castle | Moore, Eoghan | Article in Journal | | 2020 |
| Consuelo remembers | O'Connor, Consuelo | Monograph or Collective Volume | The author | 2000 |
| Contents of the Hussey-Walsh manuscripts covering volumes 1 to 12 | Manning, Peter | Monograph or Collective Volume | Manning | 1993 |
| Continuity of records in an Anglo-Irish family. Seagrave family, 1066-1935 | Bright, M. C. G. | Article in Journal | | 1937 |
| Coolgardie deaths | Sharp, Moya | Article in Journal | | 1996 |
| Corcu Loígde : land and families | Ó Corráin, Donnchadh | Article in Book | | 1993 |
| Cornelius Nyhan (1872-1952), from Clonakilty to New Zealand and back | Saunderson, Billy | Article in Journal | | 2015 |
| Corofin House - a history | Mangan, John P. | Article in Journal | | 2008 |
| Coroticus | Dumville, David N. | Article in Book | | 1993 |
| Corpus genealogiarum Hiberniae, 1 | | Monograph or Collective Volume | Dublin Institute for Advanced Studies | 1962 |
| Correspondence | Allan, Alice KylesLaurgaard, Rachel KelleySmith, Jimmie | Article in Journal | | 1990 |
| Correspondence | Bennet, Edward A. | Article in Journal | | 1994 |
| Correspondence | Williams, Mrs M.L. | Article in Journal | | 1994 |
| Correspondence | Robinson, E. Mary | Article in Journal | | 1994 |
| Correspondence | Lawrence, Tom | Article in Journal | | 2003 |
| 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 |
| Count Patrick D'Arcy, an eminent Galwayman of the 18th century | Redington, M. | Article in Journal | | 1918 |
| 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, Ireland : a collection of 1851 census records | Masterson, Josephine | Monograph or Collective Volume | Clearfield | 1994 |
| County Donegal in the Catholic Qualification Rolls, 1778-1790 | Ó Domhnaill, Seán | Article in Journal | | 1949 |
| 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 Longford and its people : an index to the 1901 census for county Longford | Leahy, David | Monograph or Collective Volume | Flyleaf | 1990 |
| County Longford residents prior to the famine : a transcription and complete index of the applotment books of county Longford, Ireland (1823-1835) | Rymsza, Guy A. | Monograph or Collective Volume | Dome Shadow Press | 2004 |
| County Louth records | | Article in Journal | | 1939 |
| County of Mayo : a list of persons to whom premiums for sowing flaxseed in the year 1796 have been adjudged by the trustees of the Linen Board | Mayock, John | Article in Journal | | 1991 |
| County Wicklow : Arklow town family roots : exploring family origins in Arklow towns | | Monograph or Collective Volume | Noel Farrell | 1998 |
| Craobhsgaoileadh Chlainne Suibhne : the story of MacSweeney Fanad | Ní Dhuibhne, Áine | Article in Book | | 2010 |
| Creating the past : the early Irish genealogical tradition | Ó Corráin, Donnchadh | Article in Journal | | 1998 |
| Creating the past : the early Irish genealogical tradition | Ó Corráin, Donnchadh | Article in Journal | | 1997 |
| Cronica regum Mannie & Insularum : Chronicle of the kings of Man and the Isles : BL Cotton Julius A.vii | | Monograph or Collective Volume | | 1979 |
| Cúcoigcríche Ó Cléirigh | Ó Lochlainn, Colm, 1892-1972 | Article in Journal | | 1941 |
| D'Esterre of Rossmanagher | Colley, E. F. H. | Article in Journal | | 1979 |
| D'Israeli School, Rathvilly | Quane, Michael | Article in Journal | | 1948 |
| Dál Riata c. 1000 : genealogies and Irish Sea politics | Wadden, Patrick | Article in Journal | | 2016 |
| Dal Riata, c. 1000 : genealogies and Irish Sea politics | Wadden, Patrick | Article in Journal | | 2016 |
| Dalkey, county Dublin | Merrigan, Michael | Article in Journal | | 1998 |
| Dán Ghiolla Íosa Mhic Fhir Bhisigh ar Uí Fhiachrach | Ó Concheanainn, Tomás | Article in Book | | 1994 |
| Darcy of Platten, co. Meath | Barnwell, S. B. | Article in Journal | | 1983 |
| Dardises of Franklin County | Anonymous | Article in Journal | | 1989 |
| Darius Joseph the Mac Egan (1856-1939) and his wife Madame Marie O'Beirne Mac Egan (1874-1961) | Robinson, James | Article in Journal | | 2015 |
| Data : what is known about the Irish in North America | Akenson, Donald Harman | Article in Book | | 1988 |
| David Digues La Touche, banker, and a few of his descendants | Fraser, A. M. | Article in Journal | | 1943 |
| David OKillea of Yarmouth, Massachusetts and some of his descendants | Kelley, R. Dudley | Article in Journal | | 1997 |
| De Courcy : Anglo-Normans in Ireland, England and France in the eleventh and twelfth centuries | Flanders, Steve | Monograph or Collective Volume | Four Courts | 2008 |
| Debunking a family legend | Davies, Peter | Article in Journal | | 2015 |
| Decrypting the dead | Barry, JamesGapert, René | Article in Journal | | 2018 |
| 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 |
| Dempseys together [and]The 2016 O'Dempsey Clan gathering | Dempsey, JamesGoode, P.J. | Article in Journal | | 2016 |
| Denis Sheridan and some of his descendants | Simms, J. G. (John Gerald) | Article in Journal | | 1975 |
| Departed warriors : the story of a family in war | Murland, Jerry | Monograph or Collective Volume | Matador | 2008 |
| Descendants of Dennis Mero of Falmouth, Maine, Dorchester, Mass., and Norwich, Conn. | Robertson, David T. | Article in Journal | | 1995 |
| Descendants of the Reverend Thomas Higginson | Higginson, T. B. | Monograph or Collective Volume | | 1958 |
| 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 |
| Déssi genealogies | | Monograph or Collective Volume | [s.n.] | 1937 |
| Devenish d'Athlone: an extraordinary soldier of fortune | Moran, Alan | Article in Journal | | 2020 |
| Diary of a Voyage on H.M.S. Himalaya from Portsmouth to Hong Kong | Flanigan, AlexanderPue, BobWalker, Doreen | Article in Journal | | 2010 |
| Dillons of Ballaghaderreen | Groarke, Alan | Article in Journal | | 1994 |
| Directories as genealogical sources for county Kerry | O'Connor, Thomas, of County Kerry | Article in Journal | | 1991 |
| Directory of merchants and traders of Dublin in 1798, from the Gentleman's and Citizen's Almanack compiled by John Watson Stewart for the year of our Lord 1798 | Martin, Sheila | Monograph or Collective Volume | Dun Laoghaire Genealogical Society | 2000 |
| Discovering and tracing an American branch of an Irish Gillmor family | Gillmor, Desmond A. | Article in Journal | | 2012 |
| Dísert Diarmata / Castledermot and Uí Bairrche connections | Doherty, Charles | Article in Journal | | 2018 |
| Disney family tree | Ryan, Mary Stratton | Article in Journal | | 2018 |
| Disneys of Stabannon : a review of an Anglo-Irish family from the time of Cromwell | Disney, Hugh | Monograph or Collective Volume | Hugh Disney | 1995 |
| Disputed kinship among the Jacobite O'Briens in eighteenth-century France | Corp, Edward T. | Article in Journal | | 2018 |
| Distinguished members of a Carlow family from Orchard, Leighlinbridge | Anonymous | Article in Journal | | 1997 |
| DNA analysis: Researching Donegal ancestry | Gleeson, MauriceHanna, Sam | Article in Journal | | 2020 |
| DNA as a source for family history | Fitzsimons, Fiona | Article in Journal | | 2018 |
| DNA studies on some interrelated families in Clones Parish, counties Monaghan and Fermanagh | Blakely, JeffreyMc William, Peter | Article in Journal | | 2019 |
| Documents and Sources. Bringing the Morpeth Roll to life: a challenge for local historians | Corrigan, MarioDurney, JamesHolzgräwe, ChrisKiely, Karel | Article in Journal | | 2013 |
| Documents and sources. Coddington MS 8: Memoir of Caroline Coddington (1815-1884) | Whiteside, Lesley | Article in Journal | | 2017 |
| Documents of Irish interest in Archivo de la Diputación Foral de Bizkaia (Bilbao) [with index] | | Article in Journal | | 2011 |
| Doing local history in county Kilkenny : an index to the Probate court papers 1858-1883. Part 2 : I-Z | Silverman, Marilyn | Article in Journal | | 1992 |
| Doing local history in county Kilkenny : an index to the Probate Court papers, 1858-1883 | Silverman, Marilyn | Article in Journal | | 1989 |
| Dollymount House: an 18th century hunting lodge in South Co. Dublin | Ennis, Ron | Article in Journal | | 2016 |
| Donadea and the Aylmer family | Sherlock, W. | Article in Journal | | 1902 |
| Donaghadee and the white slave trade in Pennsylvania | Harvey, Kenneth C. | Article in Journal | | 1999 |
| Donaghenry old graveyard | Fee, AidanPark, Ronan | Article in Journal | | 1989 |
| Donaghmore churchyard, Navan | French, Noel E. | Article in Journal | | 1997 |
| Donations to the I.G.R.S. Library from the estate of the late Patrick Smythe-Wood | Casteleyn, Mary | Article in Journal | | 2001 |
| Donegal Town 550, Dún na nGall: the first 135 years as the O'Donnell capital | McGettigan, Darren | Article in Journal | | 2024 |
| Donegal town, Inver and Mountcharles family roots : exploring family origins in Mount Charles, Inver and Donegal town | | Monograph or Collective Volume | Noel Farrell | 1998 |
| Donlon family history 1988 | Ó Domhnalláin, Tomás | Article in Journal | | 2003 |
| Donnybrook graveyard c.800-1993 | Parkinson, Danny | Monograph or Collective Volume | Dublin Family History Society | 1993 |
| Donore inscriptions | Garry, James | Article in Journal | | 1994 |
| Donoughmore and all around : a record of the families commemorated in the old and new cemeteries of Donoughmore Cross and Stuake, Co. Cork | Henchion, Richard | Monograph or Collective Volume | Donoughmore Historical Society | 2010 |
| Downes family remembrance | Mullen, Denis | Article in Journal | | 2015 |
| Dr Edward McLysaght, 1887-1986 : 'the poet' | Madden, Gerard | Article in Journal | | 1991 |
| Dr Rosa Gray (née Boland) LRCPI and LRCSI | Wetton, Mary Davan | Article in Journal | | 2017 |
| Drama on the high seas - the Davys family | Davies, Peter R.B. | Article in Journal | | 2013 |
| Drama on the high seas - the Davys family | Davies, Peter R. B. | Article in Journal | | 2013 |
| Drewsboro | O'Gorman, Michael | Article in Journal | | 1989 |
| Drumlane graveyard yields Fitzpatrick family history | Phelan, Patricia Mansfield | Article in Journal | | 2014 |
| Dubhaltach Mac Fhirbhisigh : his life and significance | Ó Muraíle, Nollaig | Article in Book | | 2012 |
| Dubhaltach MacFhirbhisigh, the man who preserved so much of Ireland's family history | Cavanagh, Ray | Article in Journal | | 2011 |
| Dubhaltach MacFirbhisigh and the Irish Genealogies | Martyn, Adrian James | Article in Journal | | 2010 |
| Dublin city and county graveyards Vol.6 | Egan, Michael | Monograph or Collective Volume | Egan, Michael | 1993 |
| Dublin city and county graveyards. Vol. 2 : memorials of the dead | | Monograph or Collective Volume | Irish Genealogical Research Society | 1989 |
| Dublin city and county graveyards. Vol. 3 : memorials of the dead | | Monograph or Collective Volume | Irish Genealogical Research Society | 1989 |
| Dublin city census 1798 | Magee, Seán | Article in Journal | | 1996 |
| Dublin city genealogical sources and Dr D. A. Chart's list of heads of families from the 1851 census | Murphy, Seán | Article in Journal | | 1986 |
| Dublin poll books and registers of electors | Magee, Seán | Article in Journal | | 1993 |
| Dublin Public Libraries. Directory of graveyards in the Dublin area : an index and guide to burial records | Anonymous | Monograph or Collective Volume | Dublin Public Libraries | 1990 |
| 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 dissenting congregations and their records | ffeary-Smyrl, Steven | Article in Book | | 1996 |
| Dublin's riviera in the mid 19th century | | Monograph or Collective Volume | Dun Laoghaire Genealogical Society | 2000 |
| Dún Lóich - the Ó Mathúna connection | Ó Mathúna, Diarmuid | Article in Journal | | 2007 |
| Dundalk parish registers listings 1815-43 : Car (r)a(g)her McCabe family tree : Bootle, Lancashire | McCabe, Rose | Article in Journal | | 1984 |
| Dungiven's Cullen/O'Neill dynasty | Hasson, Seamus | Article in Journal | | 2013 |
| Dust and shadows : Tea Lane burials Celbridge 1627-1998 | Cummins, Seamus | Monograph or Collective Volume | Castletown Press | 2020 |
| Eamon de Valera's paternity | McCarthy, Tony | Article in Journal | | 1999 |
| Eamonn Bulfin of Derrinlough | Pey, Brian | Article in Journal | | 2016 |
| Éamonn Mac Giolla Iasachta, 1887-1986 : beathaisnéis | Ó Ceallaigh, Seán | Monograph or Collective Volume | Coiscéim | 2003 |
| Earbery of Ballincollig and Shandangan, Co. Cork | De Breffny, Brian | Article in Journal | | 1981 |
| Early Caomhanach genealogy | Cavanagh, Gary L.Kavanagh, James J. | Article in Journal | | 2007 |
| Early Irish history and mythology | O'Rahilly, T. F. | Monograph or Collective Volume | Institute for Advanced Studies | 1946 |
| Early Irish kinship : the legal structure of the agnatic descent group | Patterson, Nerys | Monograph or Collective Volume | [s.n.] | 1988 |
| Early Irish Marriage Register, from evidence in the Registry of Deeds: abstracted by R. McCutcheon | | Article in Journal | | 2006 |
| Early Irish population groups : their nomenclature, classification and chronology | Mac Neill, John | Article in Journal | | 1911 |
| Early Quaker burial grounds in Waterford city, 1689-1826 | Johnson, Joan | Article in Journal | | 2000 |
| East Breifne O'Clerys and their Clarke descendants | Clarke, Patrick
| Article in Journal | | 2017 |
| Eastern Ulster origins in the Fermanagh genealogies: O'Monaghan, the Manaig, and St Ronan; Magarraghan, Lisgoole, and St Aed | Schlegel, Donald M. | Article in Journal | | 2010 |
| Edmund O'Reilly 'alias' Éamonn mac Maol Mórdha Uí Raighaillaigh, 'chief Gentleman of that name' | Moore, Eoghan | Article in Journal | | 2014 |
| Edward Bunting (1773-1843) - resolving his family background. Part 1: The Bunting side | Bunting, Frank | Article in Journal | | 2017 |
| Edward G.W. Butler and the war with Mexico, 1847-48 | Plater, David D. | Article in Journal | | 2016 |
| Eglish graveyard, Loup, Co. Derry | Larkin, Patrick | Article in Journal | | 1981 |
| Eight prominent Irish families in Cuba | Anonymous | Article in Journal | | 1999 |
| Eighteenth century Irish tombstones : 8 | Longfield, A. K. (Ada Kathleen), 1899-1987) | Article in Journal | | 1955 |
| Eighteenth Royal Irish Regiment : deaths in Kent, 1745-46 | Fleming, C. F. | Article in Journal | | 1951 |
| Ejectment books : an unknown source for county Clare historians and genealogists | Coffey, Michael | Article in Journal | | 1998 |
| Eleanor of Castile and the countess Margaret of Ulster : an essay on a possible kinship | Parsons, John Carmi | Article in Journal | | 1982 |
| 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 |
| Emigrants and exiles add to the rich story of our past | Hume, David | Article in Journal | | 2006 |
| Emigrated to Mexico | Power, Patrick | Article in Journal | | 2007 |
| Emigration - a better life? : the Kapunda disaster | Whittley, Trevor | Article in Journal | | 1999 |
| Emigration from Connemara to America with specific reference to the link between Cois Fharraige and Portland, Maine, 1880s to 1920s | Connolly, MichaelGrimes, Seamus | Article in Journal | | 1994 |
| Emigration from Portaferry, Co. Down | Blaney, Jim | Article in Journal | | 1996 |
| Emigration from the United Kingdom to America : lists of passengers arriving at U.S. ports | | Monograph or Collective Volume | Scarecrow Press | 2006 |
| Emily Georgina Dickinson (née Parnell) and her daughter Delia | O'Cleirigh, Noel | Article in Journal | | 2011 |
| Eminent Victorians : the Forsters of Burley-in-Wharfedale | Warwick, DennisWarwick, Margaret | Monograph or Collective Volume | Burley-in-Wharfedale Local History Group | 1994 |
| Employees of the Irish post office at its establishment in 1784 | Magee, Seán | Article in Journal | | 1996 |
| English records for Irish family history | Gandy, Michael | Article in Journal | | 1998 |
| English records for Irish family history | Gandy, Michael | Article in Journal | | 2007 |
| Enhanced British Parliamentary Papers on Ireland | Dolan, Steve | Article in Journal | | 2017 |
| Entries from the Cathrew family Bible | Davidson, Norris | Article in Journal | | 1978 |
| 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 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 relating to Irish persons in the marriage register of the parish of Portpatrick, Wigtownshire, Scotland | Anonymous | Article in Journal | | 1977 |
| Eoganacht Ninussa | Byrne, Francis John, 1934- | Article in Journal | | 1958 |
| Eoghan Ó Caoimh agus a mhuintir : amharc beag eile ar an taifead. | Ó Murchú, Máirtín | Article in Book | NA | 2013 |
| Eoin Ó Mathghamna, BL, KM, OM. | Ó Mathúna, Pádraig | Article in Journal | | 2005 |
| Estate records as sources for genealogical/local history | Hood, Susan | Article in Journal | | 1998 |
| Evensong : The story of a Church of Ireland country parish | Power, Bill | Monograph or Collective Volume | Bill Power | 2004 |
| Evidence in folklore for Irish family history | Fitzsimons, Fiona | Article in Journal | | 2022 |
| Excavating working-class histories in Dublin: Teelings and Longworth | Murray, Karen Bridget | Article in Journal | | 2016 |
| Excerpts from A Soldier's Diary (1940 - 1945) | Kirkpatrick, Diana | Article in Journal | | 2009 |
| Exegesis and the Book of Kells : the Lucan genealogy | O'Reilly, Jennifer | Article in Book | | 1995 |
| Exegesis and the Book of Kells : the Lucan genealogy | O'Reilly, Jennifer | Article in Book | | 1994 |
| Exploring diaspora space : entangled Irish English genealogies | Bronwen, Walter | Article in Book | | 2005 |
| 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 the family archives to reveal a snapshot of my grandfather | Farrelly, R.J. | Article in Journal | | 2011 |
| Extracts from Admiralty passing certificates 1787-1801 | Public Record Office | Article in Journal | | 1966 |
| Extracts from admiralty passing certificates 1802-1808 | De Breffny, BrianPublic Record Office | Article in Journal | | 1967 |
| Extracts from Ramsey's Waterford Chronicle | Morris, H. F. | Article in Journal | | 1978 |
| Extracts from Ramsey's Waterford Chronicle, 1778, and from the Waterford Herald, 1791 | Morris, H. F. | Article in Journal | | 1980 |
| Extracts from Ramsey's Waterford Chronicle, 1786-89, 1791 | Morris, H. F. | Article in Journal | | 1979 |
| Extracts from the census of the city of Waterford, 1821 | Kelly, Kathleen | Article in Journal | | 1969 |
| Extracts from the Church of Ireland parish registers of Nantinan, Co. Limerick | Reid, Viola | Article in Journal | | 1982 |
| Extracts from the Church of Ireland registers of Dunshaughlin, Co. Meath, 1803-1837 | Refaussé, Raymond | Article in Journal | | 1985 |
| Extracts from the minutes of the corporation of Fethard, Co. Tipperary | Skehan, Walter G. | Article in Journal | | 1976 |
| Extracts from the vestry parish book and registers of Kilbeggan, Co. Westmeath | Ellison, C. C. | Article in Journal | | 1977 |
| Extracts from wills and other papers relating to the surname Richards in Ireland | Richards, AnneRichards, Christopher | Article in Journal | | 2007 |
| Facts and fabrications : the earls and their Ulster ancestry | Lacey, Brian | Article in Book | | 2010 |
| Families listed in Burke's Landed Gentry of Ireland 3rd edition 1912 | | Article in Journal | | 2008 |
| 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 historians and archives : a study of the motivations, research strategies and user needs of six Irish family historians | Wright, Catherine | Article in Book | | 2013 |
| Family history & identity. The march of a nation | Keogh, Raymond | Article in Journal | | 2010 |
| Family history and sporting records: from sporting records to family trees | McDonagh, Hilary | Article in Journal | | 2014 |
| Family history and the history of the family | Aldrich, Richard | Article in Book | | 2004 |
| Family history as microhistory: Richard Lahert 1849-1921 | Ó Drisceoil, Proinsias | Article in Journal | | 2014 |
| Family history of Irish families worldwide. Volume Two | Merryweather, Kathleen (née Green) | Monograph or Collective Volume | Irish Ancestors 4U | 2011 |
| 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 links traced to 1901 | | Article in Journal | | 2011 |
| Family memories of Kilmacud | Mulready, Marie | Article in Journal | | 2017 |
| Family name of Doyle | Murphy, Hilary | Article in Journal | | 2004 |
| Family names : notes and queries on Derry's top ten | Turner, Brian | Article in Journal | | 1990 |
| Family names of the Glens of Antrim | Turner, Brian S. | Monograph or Collective Volume | Ulster Historical Foundation | 2021 |
| Family of John Joseph Macdonnell (1811-1900) | | Article in Journal | | 2015 |
| Family snippets from the Irish Petty Sessions Court Registers | Sharkey, Joan | Article in Journal | | 2014 |
| Family tracings and public records | Ó Maidín, Pádraig | Article in Journal | | 1981 |
| Family tree of Vaughan-O'Loughlin Northwest Clare : a window on the extended family from the 1800s to the present time with an eye, full of hope, on the future | Vaughan, Denis | Monograph or Collective Volume | Independently published - Denis Vaughan | 2023 |
| Far-seeing gifts : Hubert Butler, 1900-1991 | McCormack, W. J. | Article in Journal | | 1991 |
| Farrell clan : a brief history, | Farrell, Hugh | Monograph or Collective Volume | [s.n.] | 1993 |
| Farrells of Rossnowlagh | Hanna, Sam | Article in Journal | | 2014 |
| Faulkner's Dublin Journal 1759, births, marriages and deaths | Morris, H. F. | Article in Journal | | 2002 |
| Faulkner's Dublin Journal 1760 : births, marriages, deaths | Morris, H. F. | Article in Journal | | 2001 |
| Faulkner's Dublin Journal 1761 : births, marriages and deaths | Morris, H. F. | Article in Journal | | 2000 |
| Faulkner's Dublin Journal 1762 | Morris, H. F. | Article in Journal | | 1999 |
| Faulkner's Dublin Journal 1766 : births, marriages and deaths | Morris, H. F. | Article in Journal | | 1994 |
| Faulkner's Dublin Journal, 1758, (July-Dec), births, marriages and deaths | Morris, H. F. | Article in Journal | | 2004 |
| Ferris's in Coleraine | Langdale, Eileen | Article in Journal | | 2013 |
| Field, house and tenure books helped broaden my ancestral research | Russell, Mary | Article in Journal | | 2009 |
| 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 Irish ancestors in Belgian records | Casteleyn, Mary | Article in Journal | | 2019 |
| Finding Irish ancestors in the American Civil War | Norris, David A. | Article in Journal | | 2010 |
| Finding new Gibney relatives | Sharkey, Joan | Article in Journal | | 2011 |
| Finding our Codys in Callan and related families | Hanley, KateHanley, Pete | Article in Book | | 2007 |
| Finding our Irish | Punch, Terence M. | Article in Journal | | 1986 |
| Finn's Leinster Journal 1769 : briths, marriages and deaths | Morris, H. F. | Article in Journal | | 1989 |
| Finn's Leinster Journal 1770 : births, marriages, deaths | Morris, H. F. | Article in Journal | | 1991 |
| Finn's Leinster Journal 1770 births, marriages and deaths | Morris, H. F. | Article in Journal | | 1993 |
| Finn's Leinster Journal, 1768 : births, marriages and deaths | Morris, H. F. | Article in Journal | | 1987 |
| Finucane of Co. Clare | Mott, George | Article in Journal | | 1969 |
| Flannery : Griffith's primary valuation (1848-1864) : Irish post-famine land tax records | | Monograph or Collective Volume | Flannery, Clan | 2004 |
| Flannery : Irish civil vital index (1845/64 - 1901) : civil registration of births, marriages and death up to the 1901 census | Flannery, Clan | Monograph or Collective Volume | Flannery, Clan | 2006 |
| Flannery : Irish origins and world-wide progress | Flannery, Clan | Monograph or Collective Volume | Flannery, Clan | 2000 |
| Flemings and Reeves of county Cork | Fleming, Lionel | Monograph or Collective Volume | Fleming | 1973 |
| Forgotten sources of genealogy | Sadleir, T. U. | Article in Journal | | 1938 |
| Forthill graveyard | Fás Galway Family History Project | Monograph or Collective Volume | Fás Galway Family History Project | 1992 |
| Forty years of Cork City & County Archives, 1971-2011 | McGee, Brian | Article in Journal | | 2011 |
| Francis Bergin & Anne Power - marriage and issue | Burke, Thomas A. | Article in Journal | | 2016 |
| Frayne of Co. Wexford | Goodall, David | Article in Journal | | 1970 |
| French sources of Butler genealogy | Pauchet, Louis V. | Article in Journal | | 1978 |
| Friends' Historical Library, 6 Eustace St., Dublin 2: | Mallagh, Thomas | Article in Journal | | 1983 |
| From 'A list of inhabitants of the united parishes of Kinvara, Duras and Killina, as compiled by Rev. Thos. Kelly' A.D. 1834 | | Article in Journal | | 1994 |
| From a shipwreck to "Macayadas" : The Macays in Ecuador | Dueñas de Anhalzer, Carmen | Article in Journal | | 2006 |
| From acorns to oaks, Santry's story | Irish Countrywomen's Association, Santry Guild, History Group | Monograph or Collective Volume | Irish Countrywomen's Association, Santry Guild, History Group | 2007 |
| From an English twig to an Irish tree | Carroll, John | Article in Journal | | 2004 |
| From ancient Ulster to the fires of a new world : the story of the Connecticut Monagans and their kin | Monagan, David | Monograph or Collective Volume | Red Barn Press ; David Monagan | 2020 |
| From Ballyduff toLangemarck and places in between: a report on research in progress on the Joughin family from Ballyduff, near Tullamore | Deverell, Joe | Article in Journal | | 2013 |
| From bootmaking to building : the Plunketts and the Crannys in 19th-century Dublin 4 and 6 | Ó Brolcháin, Honor | Article in Journal | | 2011 |
| From castle to cabin | Ó Láimhín, Peadar | Article in Journal | | 1994 |
| From chiefdom to state in early Ireland | Gibson, D. Blair | Monograph or Collective Volume | Cambridge University Press | 2012 |
| 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 Cork to Van Diemen's Land. A short history of one Mahoney family in Tasmania | Mahoney, Roger David | Article in Journal | | 2008 |
| From county Tyrone | Blair, Ruth | Article in Journal | | 2010 |
| From Dingle, Ireland to South Dakota: the odyssey of Tom Brick: Tomás Ó Bric, 1881-1979 | Lyons, Robert F. | Monograph or Collective Volume | the author | 2019 |
| From Dooghcloon to Chicago : the life and career of Congressman Lawrence E. McGann 1852-1928 | Ó Cearbhaill, Diarmuid | Article in Journal | | 1999 |
| From Dungiven to North America | Dougherty, Margaret | Article in Journal | | 2017 |
| From Fuerty to Wisconsin. Sad and happy times of an emigrant family | Langer, Richard | Article in Journal | | 2000 |
| From Gaelic warlords to English country gentlemen, the O'Briens of Thomond, 1543-1741 | Ó Dálaigh, Brian | Article in Journal | | 2001 |
| From Galway to Maine. The story of an immigrant family | Barker, Matthew J | Article in Journal | | 1996 |
| From Ireland to Brooklyn : O'Neill, Scott, Stack, Kiernan, McManus, McPadden and allied families | Silinonte, Joseph M. | Article in Journal | | 2003 |
| From Ireland to South America : a story of departures, separations and reunions | Boland, JuliaBoland, Marilyn | Article in Journal | | 2006 |
| From Kent Co (Ontario) marriage records, 1857-1869 (also burials c.1820-1924; marriage records of Essex County, 1858-1864 (Ontario, Canada) | Reaume, Helen | Article in Journal | | 1994 |
| From Kilcolgan Court to Ballindown. Tracing the lineage of Terence MacCoghlan of Kilcolgan Court through the Jacobite Oxburghs and Reys | Ryan, Brendan | Article in Journal | | 2011 |
| From little acorns... | Penney, Ross | Article in Journal | | 1998 |
| From Moneygall to the White House, Eneclann's Fiona Fitzsimons traces President Barack Obama's Irish ancestry back to a small village in Co. Offaly | Fitzsimons, Fiona | Article in Journal | | 2011 |
| From Normandy to Northern Ireland | Meehan, Helen | Article in Journal | | 1999 |
| From Ockwells Manor to Clonfert | Darracott, Anne | Article in Journal | | 2003 |
| 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 the archivist's desk : In search of that Smith/Smyth ancestor of County Meath | Carroll, Frieda | Article in Journal | | 1994 |
| From the archivist's desk : Landholders in County Laois | Carroll, Frieda | Article in Journal | | 1994 |
| From the minehouse : a Hayes family history | Hayes, Patrick | Monograph or Collective Volume | The author | 1995 |
| From the old fields to the goldfields : John Byrne of Colnahory | Anonymous | Article in Journal | | 2009 |
| From the word, spoken and written : The building of a family tree | Hayden, Gerard | Article in Journal | | 2006 |
| Frontiersmen and settlers : the Bells in Scotland, Ireland and Canada | Wonders, William C. | Monograph or Collective Volume | Trafford | 2002 |
| 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 |
| Funeral entries for County Clare in the seventeenth century | Slevin, Gerard | Article in Journal | | 1975 |
| Funge family | Funge, KieranFunge, PaulFunge, Séamus | Monograph or Collective Volume | Elo Publications | 1991 |
| Further notes on the genealogy and social history of the Carlow family of John Tyndall (1820-1893) | De Arce, MiguelElwick, JamesMcGing, DeirdreMcMillan, Norman.D.Nevin, MartinO'Riordan, Emma | Article in Journal | | 2013 |
| Further notes on the O'Connells of Derrynane | Bary, Valerie | Article in Journal | | 2011 |
| Further notes on Walsh of Breeoge, Co. Sligo | Timoney, Martin A. | Article in Journal | | 2022 |
| Gaelic genealogical sources : Phelan of the Decies | Fitzgerald, Ivan | Article in Journal | | 2015 |
| Gaelic genealogies of the Plunkets | Walsh, Paul, Revd, 1885-1941 | Article in Journal | | 1937 |
| Galway marriages in Liverpool. | McCann, Jo | Article in Journal | | 1996 |
| Game licences in north-west Ulster in 1802 | Ffolliott, Rosemary | Article in Journal | | 1976 |
| Gannon-Beesley family | Anonymous | Article in Journal | | 2014 |
| Garron Tower and Burg Rheinstein | Casement, Anne | Article in Journal | | 2014 |
| Garryhill. The Garryhill Bessborough Estate 1739-1950. The Garryhill Cottage Industry 1879-1917 | Kavanagh, Myles | Article in Journal | | 2020 |
| Geinealaigh Clainne Aodhagáin, A.D. 1400-1500 : ollamhain i bhféineachus is i bhfilidheacht | Ní Mhaol-Chróin, Caitlín | Article in Book | | 1944 |
| Genealogiae regum et sanctorum Hiberniae by the Four Masters | Four Masters | Monograph or Collective Volume | Record Society, St. Patrick's College | 1918 |
| Genealogical and heraldic history of the extinct and dormant baronetcies of England, Ireland and Scotland | Burke, J. B. (John Bernard), SirBurke, John, 1787-1848Others | Monograph or Collective Volume | Scott, Webster and Geary | 1841 |
| Genealogical corner in action 1798 insurrection, Kavanaghs | Cavanagh, Cathal | Article in Journal | | 2006 |
| Genealogical research in Nova Scotia | Punch, Terence M. | Monograph or Collective Volume | Petheric Press | 1978 |
| Genealogical research in the United States of America | Daly, Marie E. | Article in Book | | 1993 |
| Genealogical sources at the Royal Irish Academy | Dolan, Brigid | Article in Book | | 1993 |
| Genealogical sources for Co. Tipperary | Higgins, N. | Monograph or Collective Volume | Tipperary Historical Society | 1992 |
| Genealogical survey of Bandon : Ballymoden, Bandon, Co. Cork, gravestone inscriptions | Anonymous | Monograph or Collective Volume | Bandon Community Cooperative Centre | 1985 |
| Genealogical survey of Bandon : Kilbrogan church of Ireland, Bandon, gravestone inscriptions | Anonymous | Monograph or Collective Volume | Bandon Community Cooperative Centre | 1985 |
| Genealogical survey of Bandon : St Peter's Ballymoden, Bandon | Anonymous | Monograph or Collective Volume | Bandon Community Cooperative Centre | 1985 |
| Genealogies in the Lowry family Bible | Williams, Margaret | Article in Journal | | 1982 |
| Genealogies of Uí Chearbhaill Éile : building on the work of Dinneen and others | Ó Muraíle, Nollaig | Article in Book | | 2015 |
| Genealogy | Nicholls, K. W. (Kenneth W.) | Article in Book | | 2000 |
| Genealogy : a rough guide | O'Herlihy, Jim | Article in Journal | | 1989 |
| Genealogy and commemoration : an Irish Protestant experience | Brown, Sheelin | Article in Journal | | 2017 |
| Genealogy and its connection with Irish regimental history | Garland, John | Article in Journal | | 1959 |
| Genealogy and local history libraries | Healy, Gerard | Article in Journal | | 1988 |
| 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 at the Guinness Archive | Flood, Deirdre | Article in Journal | | 2009 |
| 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 |
| Genealogy of the Anglo-Norman Lynches who settled in Galway | McNulty, Paul B. | Monograph or Collective Volume | Paul B. McNulty | 2014 |
| Genealogy, geography and social mobility : the family background of Thomas Francis Meagher | Mannion, John | Article in Book | | 2006 |
| Genealogy, history, and Irish immigration | King, Joseph A. | Article in Journal | | 1984 |
| General alphabetical index to the townlands and towns, parishes and baronies of Ireland. Based on the census of Ireland for the year 1851 | Anonymous | Monograph or Collective Volume | Genealogical Publishing | 1984 |
| Generations and change : genealogical perspectives in social history | | Monograph or Collective Volume | Mercer University Press | 1986 |
| Geoffrey Keating's family connections | Cunningham, Bernadette | Article in Journal | | 2002 |
| George Casement and the United Irishmen | Davison, Rob | Article in Journal | | 1998 |
| George Frederick Beltz, Lancaster Herald, and his quest in Ireland in 1802 for the ancestry of Sir Richard Joseph Sullivan | Lyne, Gerard J. | Article in Journal | | 1984 |
| George Gabriel Stokes, a Sligo-born scientist | O'Dea, John | Article in Book | | 2002 |
| George Kennedy: King's County Attorney and 'a rare man of a different generation' | Caldicott, David | Article in Journal | | 2015 |
| George Vaughan, M.P., (1693-1763), Buncrana | Gormley, Olwen | Article in Journal | | 2024 |
| Georgian and other merchants' marks. A side-light in heraldry and genealogy of the 15th-17th centuries | Higgins, Jim | Article in Journal | | 1993 |
| Gleanings from Ulster history | Mawhinney, GrahamWhitfield, NiamhÓ Ceallaigh, SéamusÓ Muraíle, Nollaig | Monograph or Collective Volume | Ballinascreen Historical Society | 1994 |
| Gleanings from Ulster history : punann ó chios bhanna | Ó Ceallaigh, Séamus | Monograph or Collective Volume | University P. | 1951 |
| Glencolumbkille : a history 3000 BC - 1885AD | Manning, Aidan | Monograph or Collective Volume | Donegal Democrat [printer] | 1985 |
| Glentrasna, Connemara, 1829-1869 | Ó Murchadha, Conall | Article in Journal | | 2015 |
| Go west, Mr Butler | Butler, David J. | Article in Journal | | 2014 |
| God's acre : burial ground, Chapel Hill, Baltinglass | Morrissey, Therese | Article in Journal | | 1983 |
| Going of Munster | Ellison, C. C. | Article in Journal | | 1977 |
| Golden Bridge cemetery, Inchicore, Dublin | Egan, MichaelFlatman, Richard | Monograph or Collective Volume | Ireland branch of the Irish Genealogical Research Society | 1988 |
| Grandfather's house : the story of the house and the family | Kennedy, Conan | Monograph or Collective Volume | Morrigan Books | 2008 |
| Grave connections : Killafeen Cemetery and the Fetherstonhaughs | Minnock, Carthage | Article in Journal | | 2015 |
| Graves family of Thomastown | Hoyne, Liam | Article in Journal | | 1992 |
| Gravestone inscriptions | Kincaid, Maureen | Article in Book | | 2003 |
| Gravestone inscriptions : County Antrim. Vol. 3 : Old families of Carrickfergus & Ballynure from gravestone inscriptions, wills and biographical notes | | Monograph or Collective Volume | Ulster Historical Foundation | 1995 |
| Gravestone inscriptions : county Down, Vol.1 | | Monograph or Collective Volume | Ulster-Scot Historical Society | 1967 |
| Gravestone inscriptions : St Jarlath's, Clonfeacle | Dillon, CharlesDonnelly, James | Article in Journal | | 1989 |
| Gravestone inscriptions : St. Mary's "abbey", Louth | Mallon, Patrick | Article in Journal | | 1980 |
| Gravestone inscriptions : Vol 2, Co. Down, barony of Ards | Clarke, Richard Samuel Jessop | Monograph or Collective Volume | Ulster-Scot Historical Society | 1974 |
| Gravestone inscriptions : vol. 13, Co. Down, barony of Ards | Clarke, Richard Samuel Jessop | Monograph or Collective Volume | Ulster-Scot Historical Society | 1975 |
| Gravestone inscriptions : vol. 14, Co. Down, barony of Ards | Anonymous | Monograph or Collective Volume | Ulster-Scot Historical Society | 1975 |
| Gravestone inscriptions : Vol. 14-15, county Down, barony of Ards | Clarke, Richard Samuel Jessop | Monograph or Collective Volume | Ulster-Scot Historical Society | 1975 |
| Gravestone inscriptions at Grange, Co. Limerick | Dore, N. J. | Article in Journal | | 1978 |
| Gravestone inscriptions at Kilsharvan | McCullen, John | Article in Journal | | 1988 |
| Gravestone inscriptions at Monknewton | Reilly, Michael | Article in Journal | | 2001 |
| Gravestone inscriptions at Mothel, Co. Waterford, part 1 | Ryan, Hugh | Article in Journal | | 1988 |
| Gravestone inscriptions at Mothel, Co. Waterford, part 2 | Ryan, Hugh | Article in Journal | | 1988 |
| Gravestone inscriptions at Mothel, county Waterford | Ryan, Hugh | Article in Journal | | 1989 |
| Gravestone inscriptions at Mothel, county Waterford | Ryan, Hugh | Article in Journal | | 1989 |
| 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 from Ardclinis and Kilmore, Glengariff | Turner, Brian | Article in Journal | | 1976 |
| Gravestone inscriptions from Nappan | Turner, Brian | Article in Journal | | 1977 |
| Gravestone inscriptions from the parish cemetries of Slieverue and Redpatrick | | Monograph or Collective Volume | Slieverue Parish Church | 2004 |
| Gravestone inscriptions in Ballymakenny, county Louth | Garry, James | Article in Journal | | 1984 |
| Gravestone inscriptions in Beaulieu | Garry, James | Article in Journal | | 1981 |
| Gravestone inscriptions in Clonmore | Mallon, Patrick | Article in Journal | | 1982 |
| Gravestone inscriptions in Drumswords cemetery, county Monaghan | McMahon, TheoMulligan, Patrick | Article in Journal | | 1985 |
| Gravestone inscriptions in Dunany and Salterstown | Mallon, PatrickRoss, Noel | Article in Journal | | 1983 |
| Gravestone inscriptions in Dunleer | Faulkner, PádraigRoss, Noel | Article in Journal | | 1992 |
| Gravestone inscriptions in Dysart, Cappoge and Drumshallon | Mallon, PatrickRoss, Noel | Article in Journal | | 1979 |
| Gravestone inscriptions in Haynestown | McCarthy, Timothy J.Ross, Noel | Article in Journal | | 1993 |
| Gravestone inscriptions in Smarmore, Stickillin and Shanlis | Ross, Noel | Article in Journal | | 1989 |
| Gravestone inscriptions in Tullyallen | Garry, James | Article in Journal | | 1977 |
| Gravestone inscriptions of Co. Cork : 12, Ballycurrany burial ground | Henchion, Richard | Article in Journal | | 1978 |
| Gravestone Inscriptions of Co. Cork XIX: Tracton Burial Ground | Henchion, Richard | Article in Journal | | 2015 |
| Gravestone inscriptions of Irish interest in Canada and the U.S.A. | Fallona, MargaretGibbons, Helen Fallona | Article in Journal | | 1983 |
| Gravestone inscriptions of old Rathgormack graveyard | Connolly, EdmondGreene, Gerard | Article in Journal | | 1988 |
| Gravestone inscriptions, 1 : County Down; 2; County Down, Baronies of Upper and Lower Castlereagh; 3 : County Down, Baronies of Upper and Lower Castlereagh; 4 : County Down, Baronies of Upper and Lower Castlereagh; 5 : County Down, Baronies of Upper and Lower Castlereagh. 6 : County Down, Barony of Dufferin; 7 : County Down, Baronies of Dufferin and Lecale; 8 : County Down, Barony of Lecale; 9 : County Down, Baronies of Lecale and Kinelarty; 10 : County Down, Barony of Mourne; 11 : County Down, Barony of Ards; 12 : County Down, Barony of Ards; 13 : Down, Barony of Ards | | Monograph or Collective Volume | | 1969 |
| Gravestone inscriptions, county Down, Vol 1 : parish of Islandmagee | Akenson, Donald HarmanRutherford, George | Monograph or Collective Volume | Ulster Historical Foundation | 1977 |
| Gravestone inscriptions, other burial sites and memorials with some historical information : parish of Glenbrohane, Garryspillane, Co. Limerick | | Monograph or Collective Volume | Glenbrohane Community Association | 1998 |
| Gravestone inscriptions, vol. 5 : Co. Down, baronies of upper and lower Castlereagh | Clarke, Richard Samuel Jessop | Monograph or Collective Volume | Ulster-Scot Historical Society | 1970 |
| Gravestone inscriptions, Vol. 6 : county Down, barony of Dufferin | Clarke, Richard Samuel Jessop | Monograph or Collective Volume | Ulster-Scot Historical Society | 1971 |
| Gravestone inscriptions, Vol. 8 : county Down, barony of Lecale | Clarke, Richard Samuel Jessop | Monograph or Collective Volume | Ulster-Scot Historical Society | 1972 |
| Gravestone inscriptions. County Down, vol. 21 : old families of Downpatrick & district from gravestone inscriptions, wills and biographical notes | | Monograph or Collective Volume | Ulster Historical Foundation | 1993 |
| Gravestone inscriptions. Vol 4 : Co. Down, baronies of upper and lower Castlereagh | Clarke, Richard Samuel Jessop | Monograph or Collective Volume | Ulster-Scot Historical Society | 1970 |
| Gravestone inscriptions. Vol 7 : county Down, baronies of Dufferin and Lecale | Clarke, Richard Samuel Jessop | Monograph or Collective Volume | Ulster-Scot Historical Society | 1972 |
| Gravestone inscriptions. Vol. 10 : county Down, barony of Mourne | Clarke, Richard S. J. | Monograph or Collective Volume | Ulster-Scot Historical Society | 1973 |
| Gravestone inscriptions. Vol. 2 : county Down | | Monograph or Collective Volume | Ulster-Scot Historical Society | 1968 |
| Gravestone inscriptions. Vol. 4 : Co. Down, baronies of Upper and Lower Castlereagh | Clarke, Richard S. J. | Monograph or Collective Volume | Ulster-Scot Historical Society | 1969 |
| Gravestone inscriptions. Vol. 9 : county Down, baronies of Lecale and Kinelarty | Clarke, Richard Samuel Jessop | Monograph or Collective Volume | Ulster-Scot Historical Society | 1972 |
| Gravestone transcriptions of Irish interest in Canada and the U.S.A. | Warke, Timothy | Article in Journal | | 1983 |
| Gravestones of historical interest at Carrigtwohill | Henchion, RichardÓ Buachalla, Liam | Article in Journal | | 1965 |
| Gravestown inscriptions in Sandy Hill graveyard, Armagh city | Ó hAdhmaill, Pádraig | Article in Journal | | 1985 |
| Graveyard inscriptions at Finner, Bundoran | Bundoran, V. E. C., Transition class | Article in Journal | | 1996 |
| Graveyard inscriptions at St. Anne's Church of Ireland, Ballyshannon | Begley, Anthony | Article in Journal | | 1978 |
| Graveyard inscriptions Killeevan and Aghabog | Anonymous | Article in Journal | | 1982 |
| Graveyard of Irish laborers | Fleming, Georgia | Article in Book | | 1987 |
| Graveyards : a genealogical resource | French, Noel E. | Article in Journal | | 1989 |
| Griffith Survey of Dungiven 1858. Valuation of tenements. Parish of Dungiven | Anonymous | Article in Journal | | 1993 |
| Griffith Survey of Magheramore 1858. Valuation of tenements. Parish of Banagher | Anonymous | Article in Journal | | 1994 |
| Griffith valuation records | Jordan, Kieran | Article in Book | | 2000 |
| Griffith's primary valuation and tithe applotment books | Anonymous | Monograph or Collective Volume | National Library of Ireland | 1967 |
| Griffith's valuation (1859) : Magherafelt union | Griffith, Richard
| Monograph or Collective Volume | Ballinascreen Historical Society | 1995 |
| Griffith's valuation survey. Index of householders - civil parish of St Michael, Dublin city, 1848 | Smith, Brian | Article in Journal | | 1995 |
| Griffith’s valuation a genealogical source for county Kerry | O'Connor, Thomas, of County Kerry | Article in Journal | | 1995 |
| Guide to church records : an Irish genealogical source | Public Record Office of Northern Ireland | Monograph or Collective Volume | Ulster Historical Foundation on behalf of (the) Public Record Office of Northern Ireland | 1994 |
| Guide to the records of the Genealogical Office, Dublin, with a commentary on heraldry in Ireland and on the history of the Office | Barry, John | Article in Book | | 1998 |
| Guide to the Registry of Deeds | Phair, P. B. | Article in Journal | | 1966 |
| Gurly of Wexford and Carlow : the maternal lineage of George Bernard Shaw | De Breffny, Brian | Article in Journal | | 1978 |
| Had me made : a study of grave memorials of Co. Sligo from c.1650 to the present | Timoney, Mary B. | Monograph or Collective Volume | TASKS | 2005 |
| 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 |
| Hanna Sheehy Skeffington - a Munster woman | Ward, Margaret | Article in Journal | | 2022 |
| 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 |
| Has anyone here seen Kelly? | O'Kelly, Joseph M. | Article in Journal | | 1996 |
| Hatchell of county Wexford | Goodall, David | Article in Journal | | 1972 |
| Headstones in Kilbridge graveyard (barony of Dunboyne) | Kenny, MichaelMoore, Beryl F. E. | Article in Journal | | 1977 |
| Headstones in Killaconnigan graveyard, Co. Meath | Moore, Beryl F. E. | Article in Journal | | 1984 |
| Headstones of Glendalough | Cantwell, Brian J. | Article in Journal | | 1991 |
| Healing the family tree | McAll, Kenneth | Article in Journal | | 2003 |
| Heirs to the O'Donnell chieftaincy | MacDonagh, J. C. T. | Article in Journal | | 1959 |
| Henry (William) Oliver 1807-1888 : ancestry and descendents | Rea, Henry Oliver | Monograph or Collective Volume | Tyrone Printing Co. | 1959 |
| Henry Arthur and Emily Herbert of Muckross, Killarney | O'Hare, Patricia | Article in Journal | | 2010 |
| Henry Cruise researched his family history using a wide range of genealogical resources. [Part 1]|[Part 2]|[Part 3] | Cruise, Henry | Article in Journal | | 2011 |
| Henry Draycott and the Draycotts of Mornington, Co. Meath | Barnwell, S. B. | Article in Journal | | 1977 |
| Henry Shefflin's County Monaghan roots |
Flood, Mary | Article in Journal | | 2015 |
| Heraldry in the graveyard at Temple Jarlath, Tuam | Bellew, Seamus | Article in Journal | | 2012 |
| Heraldry of the Somerville and other families at Kentstown, Co. Meath | Bellew, Seamus | Article in Journal | | 2011 |
| Heralds' Visitations and other Pedigrees in the SoG Library [Society of Genealogists] | Gibbons, Sue | Article in Journal | | 2004 |
| Heritage : the A-Z DNA of Irish Jewry : a biographical directory of 42,500 Irish Jewish names in family tree format | Roseanblatt, Stuart | Monograph or Collective Volume | The Author | 2006 |
| Highland heritage | Campbell, Grace | Article in Journal | | 2005 |
| 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 |
| 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 genealogical architectural notes on some houses of Cork. Vol. 1 : north Cork | Hajba, Anna-Maria | Monograph or Collective Volume | Ballinakella | 2002 |
| 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 notes on the ancient sept of Clancy, Glancy (MacFhlannchadha) of Dartry | Clancy, Maria | Monograph or Collective Volume | Linden Publishing | 2007 |
| Historical notes on the townlands of Drakestown and Kilpatrick | MacIvor, Dermot | Article in Journal | | 1949 |
| 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 from headstones | O'Hanlon, James | Article in Journal | | 2003 |
| History of George's Place and the Reillys | O'Reilly, G. H. | Article in Journal | | 1999 |
| 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 Mayo. Vol. 5 | Quinn, J. F., 1875-1953 | Monograph or Collective Volume | Brendan Quinn | 2002 |
| 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 parish of Creggan in the seventeenth and eighteenth centuries | Murray, L. P. | Monograph or Collective Volume | Dundalgan Press | 1941 |
| History of the Parish of Tynan in the County of Armagh: with notices of the O'Neill, Hovenden, Stronge and other families connected with the district | Marshall, John J. | Monograph or Collective Volume | Tyrone Printing Co. | 1932 |
| History, memory and family: a Waterford case study | Toms, David | Article in Journal | | 2016 |
| Hoban-Thomas : a family history : flowerings from our ancestral garden | Hoban, Brendan | Monograph or Collective Volume | Brendan Hoban | 2021 |
| Hore ancestors came with the Anglo-Normans 840 years ago | Murphy, Hilary | Article in Journal | | 2011 |
| Horseman pass by : Irish-Australian gravestones | McClaughlin, Trevor | Article in Journal | | 1993 |
| Houses and places listed in Burke's Landed Gentry of Ireland 3rd edition 1912 | | Article in Journal | | 2009 |
| How many children did Daniel and Johanna McCormack have? | McCormack, Leonora | Article in Journal | | 2003 |
| How to dig out your Ulster roots | Maxwell, Ian | Article in Journal | | 2005 |
| How to obtain a French Death Certificate | Moorhead, Patricia | Article in Journal | | 2011 |
| 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 | Neill, Kathleen | Monograph or Collective Volume | Irish Heritage Assocation | 1993 |
| 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 trace your Irish ancestors : an essential guide to researching and documenting the family histories of Ireland's people | Maxwell, Ian | Monograph or Collective Volume | How To Books | 2008 |
| How to trace your Irish roots | Ní Aonghusa, Nora | Monograph or Collective Volume | Michael and John Hennessy | 1986 |
| How to use the records of Northern Ireland | Darwin, Kenneth | Monograph or Collective Volume | Genealogical Society of Ireland | 1969 |
| How to use the records of the Republic of Ireland | Griffith, Margaret C. | Monograph or Collective Volume | Genealogical Society | 1969 |
| How to use the Registry of Deeds, Dublin | Agnew, Jean | Article in Journal | | 1990 |
| Hoys Butchers | Hoy, Lyla | Article in Journal | | 2012 |
| Hugh O'Neill and the Berminghams | Hickey, Nora | Article in Journal | | 1983 |
| Hugh Thom Barrie | Cunningham, Jennifer | Article in Journal | | 2013 |
| Huguenot church registers in Ireland | Costello, Vivien | Article in Book | | 1992 |
| Huguenot records | Fitzsimons, Fiona | Article in Journal | | 2017 |
| Huguenots in Benburb? : the possible origins of the Runnett family of Sessiamagaroll. Part 2 | Luddington, Chad | Article in Journal | | 1991 |
| Hunting the early Nobles | Green, Talbot | Article in Journal | | 2006 |
| If those trees could speak : the story of an ascendancy family in Ireland | Tracy, Frank | Monograph or Collective Volume | South Dublin Libraries | 2005 |
| In pursuit of Patrick Donegan, Guinness boatman, 1895-1955 : a case of family history | Coughlan, PatrickDevine, Francis | Article in Book | Dublin City Council | 2013 |
| In pursuit of provenance : the last knight of Glin? | Mulcahy, John | Article in Journal | | 2011 |
| In pursuit of seafaring ancestors | Murphy, Frank P. | Article in Journal | | 1981 |
| In salute of Nollaig Ó Muraíle's edition of 'Leabhar Mór na nGenealach' | Ó Riain, Pádraig | Article in Journal | | 2009 |
| In search of Great Aunt Jane | Byrne, Declan | Article in Journal | | 1995 |
| In search of my Irish roots | Gannon, James P. | Article in Journal | | 1978 |
| In search of the Eastwoods | Gourd, Len | Article in Journal | | 1995 |
| In search of the Eastwoods - 2 : Their origins and financial vagrancies | Eastwood, David M. | Article in Journal | | 1998 |
| In search of Thomas Smyth, mayor of Limerick | Spurrell, Jonathan C. | Article in Journal | | 2009 |
| In search of two kinsmen | MacNaghten, A. | Monograph or Collective Volume | Volturna Press | 1979 |
| In the footsteps of my ancestors | Power, Tommy | Article in Journal | | 2011 |
| Inchicronan Parish and the 1821 census | Kennedy, Gerry | Article in Journal | | 2011 |
| Index of names in 'Burke's Family Records 1897' | | Article in Journal | | 2007 |
| Index of occupiers in Griffith's valuation for Mallow in the barony of Fermoy | Ahern, Dennis J. | Article in Journal | | 1999 |
| Index of the will abstracts in the Genealogical Office, Dublin | Eustace, P. Beryl | Article in Journal | | 1949 |
| Index of will abstracts in the Genealogical Office, Dublin | Eustace, P. Beryl | Article in Book | | 1998 |
| Index to 'Irish Family History Journals 1985-2006 (vols 1-22) | Flatman, Richard | Article in Journal | | 2006 |
| Index to Ardagh wills | Anonymous | Monograph or Collective Volume | Irish Ancestor | 1971 |
| Index to birth, marriage, death and funeral notices in the Sydney Herald 1831-1842 | Johnson, Keith A.Sainty, Malcolm R. | Monograph or Collective Volume | Privately printed | 1972 |
| Index to Clonfert and Kilmacduagh wills | | Monograph or Collective Volume | The editor | 1977 |
| Index to Irish wills in the Carrigan manuscripts | Walsh, Hilary D. | Article in Journal | | 1970 |
| Index to Kilmore diocesan wills | | Monograph or Collective Volume | [s.n.] | 1975 |
| Index to marriages and deaths in the 'New York Herald', 1835-1863 | | Monograph or Collective Volume | Genealogical Publishing | 1987 |
| Index to persons in Christopher St George's account book | Keegan, Mary | Article in Journal | | 1986 |
| Index to Raphoe marriage licence bonds, 1710-1755 and 1817 | Ffolliott, Rosemary | Monograph or Collective Volume | Irish Ancestor | 1969 |
| Index to the Coolattin estate emigration records 1847-56 | Gorry, Paul | Article in Journal | | 1983 |
| Indexes to Clonfert marriage licence, bonds, wills and administration bonds | Anonymous | Article in Journal | | 1970 |
| Indexing parish records | Neehan, Carmel | Article in Journal | | 1986 |
| Information technology and the Irish Genealogical Project | Gaughan, Shane | Article in Journal | | 1991 |
| Inhabitants of Graige and Knocktopher, Co. Kilkenny in 1797 | Walton, Julian | Article in Journal | | 1978 |
| Iniscrone and Ó Dubhda country | MacHale, Conor | Monograph or Collective Volume | IHR Publications | 2003 |
| Inquisitions post mortem and inquisitions post attainder - lesser-used sources for Irish genealogy | Fitzsimons, Fiona | Article in Journal | | 2013 |
| Inscriptions from Denn old cemetery | Gaffney, Ben | Article in Journal | | 1994 |
| Inscriptions from gravestones in Duleek old churchyard and from plaques in St. Kieran's Church of Ireland church | O'Boyle, Enda | Article in Journal | | 2002 |
| Inscriptions from Old Kilskeery graveyard, Co. Tyrone | Ó Gallachair, Pádraig | Article in Journal | | 1973 |
| Inscriptions from St. Salvator's Church of Ireland graveyard, Glaslough | MacMahon, Theo | Article in Journal | | 1978 |
| Inscriptions from the Abbey cemetery, Ballyshannon | | Article in Journal | | 1957 |
| Inscriptions from the parish churchyard of Culfeightrin, Co. Antrim | Smythe-Wood, ElizabethSmythe-Wood, Patrick | Article in Journal | | 1970 |
| Inscriptions in Aghalurcher churchyard | Maguire, Noel, writer in Clogher Record | Article in Journal | | 1958 |
| Inscriptions in Creggan graveyard | McMahon, KevinÓ Fiaich, Tomás | Article in Journal | | 1972 |
| Inscriptions in Donagh cemetery, Co. Monaghan | McCarney, B.. | Article in Journal | | 1957 |
| Inscriptions in Drumully cemetery | Moore, Philip | Article in Journal | | 1954 |
| Inscriptions in Galoon cemetery | Fitzpatrick, Francis | Article in Journal | | 1980 |
| Inscriptions in Killeshandra old cemetery | OthersWoods, Ursula | Article in Journal | | 1995 |
| Inscriptions in Kinawley cemetery | Maguire, Noel, writer in Clogher Record | Article in Journal | | 1956 |
| Inscriptions in Magherintemple cemetery | Gallogly, Daniel | Article in Journal | | 1963 |
| Inscriptions in Tullynageeran cemetery, Co. Fermanagh | Ó Maolagáin, Pádraig | Article in Journal | | 1959 |
| Inscriptions on memorials of the dead at Craanford, Monaseed, Hollyfort, Rossminogue, Killahue, Knockbrandon and Mount Saint Benedict cemeteries in County Wexford, Ireland | Greene, Kathleen | Monograph or Collective Volume | Explore Group | 2001 |
| Intelligible heraldry : the application of a medieval system of record and identification to modern needs. Foreword by Edward MacLysaght | Lynch-Robinson, AdrianLynch-Robinson, Christopher, Sir | Monograph or Collective Volume | | 1948 |
| Intending emigrants from the Irish constabulary, parts 1-3 | Ward, Cyril | Article in Journal | | 1983 |
| Interlaced scholarship : genealogies and genetics in twenty-first-century Ireland | Swift, Catherine | Article in Book | | 2013 |
| Introduction | Ryan, James G. | Article in Book | | 1992 |
| Introduction to genealogy | Murphy, Seán | Article in Journal | | 2002 |
| Introduction to his book of genealogies. Edited with translation by Toirdhealbhach Ó Raithbheartaigh | Mac Fhirbhisigh, Dubhaltach | Article in Book | | 1932 |
| Ireland - Maritime Canada - New England | Punch, Terrence M. | Article in Journal | | 2013 |
| Ireland Census returns extracts 1901-1911 | Gallagher, Paul J. | Article in Journal | | 2006 |
| Ireland to North America : emigrants from West Cork | King, Joseph A. | Monograph or Collective Volume | P.D. Meany | 1994 |
| Ireland's own - a pioneering family history | Murphy, Hilary | Article in Journal | | 2003 |
| Ireland's records regained | Ffolliott, Rosemary | Article in Journal | | 1973 |
| Ireland, Wales, and England in the eleventh century | Maund, Karen Lesley | Monograph or Collective Volume | Boydell | 1991 |
| Ireton in Ireland | Gillespie, LaRoux K. | Article in Journal | | 2014 |
| Irish ancestor hunting in England | Goodall, David | Article in Journal | | 1984 |
| Irish ancestors in the 'lost and found' of the 'Boston Pilot. 1846 | Punch, Terence M. | Article in Journal | | 1977 |
| Irish ancestors in the 'Lost and Found' of the'The Boston Pilot', 1840-41 | Punch, Terence M. | Article in Journal | | 1978 |
| Irish ancestral research can sometimes seem difficult and frustrating | McCarthy, Tony | Article in Journal | | 2010 |
| Irish and Scotch-Irish ancestral research : a guide to the genealogical records, methods and sources in Ireland | Falley, Margaret Dickson | Monograph or Collective Volume | Genealogical Publishing | 1998 |
| 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. 15 : Garda Museum & Archives | Anonymous | Article in Journal | | 1995 |
| Irish archives no. 16 : Irish National War memorial | Anonymous | Article in Journal | | 1995 |
| Irish archives no. 17. The Irish Palatine Association | Anonymous | Article in Journal | | 1996 |
| 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 Archives No. 20. The Irish Jewish Museum | Anonymous | Article in Journal | | 1996 |
| Irish Baptist church records | Gribbon, H. D. | Article in Book | | 1992 |
| Irish burials in Victoria, Australia | Esam, Joan | Article in Journal | | 1990 |
| Irish Catholic marriages in the London Lying-In Hospital records | Anonymous | Article in Journal | | 1998 |
| Irish Church Records | Sharkey, Joan | Article in Journal | | 2012 |
| Irish church records : their history, availability and use in family and local history research | | Monograph or Collective Volume | Flyleaf Press | 2001 |
| Irish church records : their history, availability and use in family and local history research | | Monograph or Collective Volume | Flyleaf Press | 1992 |
| Irish civil records of births, deaths and marriages : Custom House, Dublin | Ffolliott, Rosemary | Article in Journal | | 1981 |
| Irish collection of the Genealogical Society of Utah | Hunter, Dean J. | Article in Journal | | 1993 |
| Irish compensations and pensions | | Article in Journal | | 1941 |
| Irish emigrants in North America | Dobson, David | Monograph or Collective Volume | Dobson | 1994 |
| Irish emigrants in North America. Part 2 | Dobson, David | Monograph or Collective Volume | The author | 1995 |
| Irish emigration to the province of Ontario | Murphy, Hilary | Article in Journal | | 1994 |
| Irish eyes are smiling in New Zealand! | Gow, Jan | Article in Book | | 1999 |
| 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 | | 1972 |
| Irish family histories | Grehan, Ida | Monograph or Collective Volume | Roberts Rinehart | 1993 |
| 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 : 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 History. | Yurdan, Marilyn | Monograph or Collective Volume | Batsford | 1990 |
| Irish family history. Volume three | Merryweather, Kathleen (née Green) | Monograph or Collective Volume | Irish Ancestors 4U | 2011 |
| Irish family names : highlights of fifty family histories | Grehan, Ida | Monograph or Collective Volume | Johnston & Bacon | 1973 |
| Irish famine immigrants in the state of Vermont : gravestone inscriptions | Murphy, Janice ChurchMurphy, Ronald Chase | Monograph or Collective Volume | Clearfield | 2000 |
| Irish genealogical connections : the Scottish dimension | Ó Muraíle, Nollaig | Article in Book | | 1999 |
| Irish genealogical research : an introduction | Neill, Kathleen | Article in Journal | | 1981 |
| Irish genealogical sources | McDowell, Richard Henry | Article in Journal | | 1982 |
| Irish genealogies - an overview and some desiderata | Ó Muraíle, Nollaig | Article in Journal | | 2010 |
| Irish genealogy : a record finder | | Monograph or Collective Volume | Heraldic Artists | 1987 |
| Irish genealogy : a record finder | | Monograph or Collective Volume | Heraldic Artists | 1981 |
| Irish genealogy and pseudo-genealogy | Gillespie, Fergus | Article in Book | | 1993 |
| Irish genealogy on the internet | Beglan, Mary | Article in Journal | | 2004 |
| Irish geneologies : a useful source or just propaganda? | Fitzsimons, Fiona | Article in Journal | | 2014 |
| Irish graves in Ontario, Canada | Lee Barry, Wendy | Article in Journal | | 1990 |
| Irish gravesites in New York | Bourke, Finula | Article in Journal | | 1987 |
| Irish immigrants in the Canadas, 1833-1846 | Punch, Terence M. | Article in Journal | | 1990 |
| Irish immigrants to Atlantic Canada 1832-1846 | Punch, Terence M. | Article in Journal | | 1989 |
| Irish in the Twenty-first Century | Ó Cuív, Éamon 1950- | Article in Journal | | 2011 |
| Irish Jewish records as a genealogical source | Siev, Raphael | Article in Book | | 1992 |
| Irish knighthoods and related subjects : an anthology of published works | Marmion, William F. K. | Monograph or Collective Volume | Irish Genealogical Foundations | 2002 |
| Irish libraries : archives, museums and genealogical centres | O'neill, Robert Keating | Monograph or Collective Volume | Ulster Historical Foundation | 2007 |
| Irish libraries : archives, museums and genealogical centres : a visitor's guide | O'Neill, Robert Keating | Monograph or Collective Volume | Ulster Historical Foundation | 2002 |
| Irish links with Canada : finding Irish emigrants in Canada | Gilchrist, J. Brian | Article in Book | | 1996 |
| Irish marriages : being an index to the marriages in Walker's 'Hibernian magazine,' 1771 to 1812 ... | Farrar, Henry | Monograph or Collective Volume | Genealogical Publishing | 1972 |
| Irish men in the East India Company Army | Bailey, Peter | Article in Journal | | 2001 |
| Irish Methodist newspapers - a neglected resource | Meyer, G. Rex | Article in Journal | | 2007 |
| Irish Methodists - where do I start? | ffeary-Smyrl, Steven | Monograph or Collective Volume | Council of Irish Genealogical Organisations | 2000 |
| Irish migrants in the Canadas : a new approach | Elliot, Bruce S. | Monograph or Collective Volume | McGill-Queen's University Press | 2004 |
| Irish military archives. A genealogical source? | Merrigan, Michael | Article in Journal | | 1996 |
| Irish military history and genealogy are aids to each other | Garland, John | Article in Journal | | 1986 |
| Irish names in the Malines ordination registers, 1602-1794 | Jennings, Brendan | Article in Journal | | 1952 |
| Irish officers in the Spanish service | Gallwey, Hubert, 1915- | Article in Journal | | 1981 |
| Irish officers in the Spanish service, V : the regiment of Irlanda | Garland, John | Article in Journal | | 1982 |
| Irish officers in the Spanish service. VII : the regiment of Hibernia | Gallwey, Hubert, 1915-Garland, John | Article in Journal | | 1984 |
| Irish origins : a family settlement in Australia | Wyly, Dorothy A. A. | Monograph or Collective Volume | The author | 1976 |
| Irish parish registers | Leader, Michael | Article in Journal | | 1957 |
| 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 people who came to Canada and settled in Ontario and Quebec | Barry, Wendy McNiff | Article in Journal | | 1989 |
| Irish place names and families. Part three - Leinster | Coombes, Kevin Flanagan | Article in Journal | | 2017 |
| Irish Presbyterian registers | McClelland, Aiken | Article in Journal | | 1959 |
| Irish priests, nuns and brothers : locating sources for genealogical research | Betit, Kyle J. | Article in Journal | | 2000 |
| Irish Quaker records | Harrison, Richard S. | Article in Book | | 1992 |
| 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 references in P.C.C. wills proved in 1750 | Christmas, Brian | Article in Journal | | 1988 |
| Irish relatives and friends : from 'information wanted' ads in the 'Irish-American', 1850-1871 | | Monograph or Collective Volume | Genealogical Publishing | 2001 |
| Irish research in Australia | Harrison, Jennifer | Article in Book | | 1993 |
| Irish roots = genealogy and the performance of Irishness | Rains, Stephanie | Article in Book | | 2006 |
| Irish Roots index 1992-1995 | Anonymous | Article in Journal | | 1995 |
| Irish septs and surnames | Murphy, Seán | Article in Journal | | 1993 |
| Irish social customs of genealogical importance | Ffolliott, Rosemary | Article in Journal | | 1978 |
| Irish sources in Kensington Public Library | De Montfort, Simon L. M. | Article in Journal | | 2000 |
| Irish synchronistic poem on emperors and kings | Smith, Peter J. | Article in Journal | | 2012 |
| Irish wills from Barcelona | Anonymous | Article in Journal | | 1983 |
| Irish wills in the prerogative of the court of Canterbury | Anonymous | Article in Journal | | 1980 |
| Irish-Scotch ancestry | Neill, Kathleen | Article in Journal | | 1984 |
| Irregular marriages in Dublin before 1837 : Church book for matrimony to the German church, Poolbeg Street, Dublin, 1806-1837 | | Monograph or Collective Volume | Dundalgan Press | 2015 |
| Irving/Irwin | Roberts, May McBriar | Article in Journal | | 1987 |
| Is family history 'real' history? | Fitzsimons, Fiona | Article in Journal | | 2013 |
| Is there a graveyard nearby? | Bonar, Margaret | Article in Journal | | 2003 |
| Istoria-genealogica delle famiglie nobili Toscane et Umbre | Gamurrini, Eugenio | Monograph or Collective Volume | [s.n.] | 1685 |
| It's a long way to go... From Tarsan to New Zealand: 1861-91 | Gilpin, Jack | Article in Journal | | 2012 |
| Ivy Embleton Memorial Library | Anonymous | Article in Journal | | 1987 |
| Jacobite Ireland and genealogy | Murtagh, Harman | Article in Book | | 1996 |
| Jamaican memories of Irish interest | Flatman, Richard | Article in Journal | | 1993 |
| Jame Leech's 1763 passport unlocks family migration story. Ulster to Colonial America | Hirt, Mary Jane Kufner | Article in Journal | | 2017 |
| James Boswell's Irish cousins | Cole, Richard C. | Article in Journal | | 1969 |
| James Butler, 3rd earl of Ormond, and Catherine FitzGerald : concerning W. F. Butler's treatise on "An Irish legend of the origins of the Barons of Cahir" | Hammond, Glen Paul | Article in Journal | | 2013 |
| James Clarence Mangan and his Meath relatives : new light on the poet's circumstances | Ó Casaide, Séamus | Article in Journal | | 1941 |
| James Coree, Ardglass harbour master | Coree, James | Article in Journal | | 2002 |
| 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 Grubb Richardson, the Barcrofts and three generations of a scientific Quaker family | Froggatt, Richard | Article in Journal | | 2012 |
| James Holmes's family notebook | Ffolliott, Rosemary | Article in Journal | | 1974 |
| 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 the usurper of Desmond and the origins of the Talbot-Ormond feud | Crooks, Peter | Article in Book | | 2013 |
| 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 |
| Jellett, O'Brien, Purser and Stokes : seven generations, four families | Purser, Michael | Monograph or Collective Volume | Prejmer Verlay | 2004 |
| Jewish genealogy in Ireland | Benson, Asher | Article in Book | | 1993 |
| John Blackmore. A story of bravery | Barr, Susan | Article in Journal | | 2018 |
| John Dongan of Dublin, an Elizabethan gentleman | Dungan, T. P. | Article in Journal | | 1989 |
| John Edward Stokes, gunboat diplomat | Jones, Laurence | Article in Journal | | 2019 |
| John Farren, Boviel - a pioneer of the American frontier | Farren, Hugh | Article in Journal | | 2019 |
| John Millington Synge (1871-1909) : the Wicklow connection | Byrne, Declan | Article in Journal | | 2009 |
| John O'Donovan's letters from County Fermanagh (1834) : letters containing information relative to the antiquities and families and places collected during the ordnance survey in 1834 | O'Donovan, John, 1806-1861 | Monograph or Collective Volume | St Davog's Press | 1993 |
| John O'Mahony, moulder of the Irish-American dimension | Ó Cathaoir, Brendan | Article in Journal | | 1973 |
| John O'Reilly of Kilmore | Moore, Eoghan | Article in Journal | | 2017 |
| John Ralph Halpin of Cavan: Partition Apprentice Solicitor | Garahy, John | Article in Journal | | 2020 |
| John Shea, Mayor of Cork in 1850 | Jordan, Margaret | Article in Journal | | 2012 |
| John Vallely, 1908-1985 | Vallely, Brian | Article in Journal | | 2009 |
| John Ward 1832-1912. Belfast entrepreneur, artist, writer, collector and Egyptologist | Dixon, Roger | Article in Journal | | 2015 |
| Johnsons - lineal descendants of Uí Néill | MacCarvill, Eileen | Article in Journal | | 1975 |
| Johnsons - lineal descendants of Uí Néill | MacCarvill, Eileen | Article in Journal | | 1975 |
| Johnstown Castle: a history | Gaul, Liam | Monograph or Collective Volume | The History Press | 2014 |
| Jonas Wheeler, bishop of Ossory, 1613-40 | Higgins, Kevin | Article in Journal | | 2020 |
| Jones and Walker memories | Sinclair, Mavis Jean, 1896-1994 | Article in Journal | | 1998 |
| Joseph Mansfield - "Armed with drumsticks and courage" | Phelan, Patrricia Mansfield | Article in Journal | | 2015 |
| Joseph Savory of Montpellier and his descendants | Savory, D. L. | Article in Journal | | 1947 |
| Journal of Irish antiquarian societies : articles of genealogical interest | Morris, H. F. | Article in Journal | | 1995 |
| Journals of Irish antiquarian societies. Articles of genealogical interest | Morris, H. F. | Article in Journal | | 1996 |
| Kate Magee of Kilmainhamwood: mother of a Tasmanian political dynasty | Cusack, Danny
| Article in Journal | | 2022 |
| Keating origins | Walsh, Greg | Article in Journal | | 2013 |
| Kells : burial grounds : county Meath | Hewson, Eileen | Monograph or Collective Volume | Kabristan Archives | 2009 |
| Kenure - the mansion that no one would buy | McCall, Caroline | Article in Journal | | 2009 |
| Kernan of Ned, county Cavan | Kernan, John Devereux | Article in Journal | | 1971 |
| Kilcoole, county Wicklow school registers from 1861 | | Monograph or Collective Volume | Genealogical Society of Ireland | 1999 |
| Kilcumney '98 : its origins, aftermath and legacy | Kinsella, MickMoran, Edward N.Murphy, Connor | Monograph or Collective Volume | Kilcumney '98 Commemoration Committee | 1998 |
| Kildare marriage licenses | Anonymous | Article in Journal | | 1937 |
| Kilkenny City voting list, 1832 | O'Dwyer, Michael | Article in Journal | | 1996 |
| Kilkenny to Murrisk : a Garvey family history | Garvey, Rosemary | Monograph or Collective Volume | Rosemary Garvey | 1992 |
| Killaloe's Niall Medical Legacy | Hobbs, Ian | Article in Journal | | 2017 |
| Killowen Forge | Murphy, Angela | Article in Journal | | 2011 |
| Killybegs old graveyard, Prosperous, Co. Kildare | Reid, NoelRiordan, Peter J. | Article in Journal | | 1999 |
| Kilmore church graveyard, parish of Broadford, Co. Clare, diocese of Killaloe | | Article in Journal | | 2002 |
| Kilmore parish in 1833 | [Paterson] | Monograph or Collective Volume | [Kilmore parish] | 1833 |
| Kilninor cemetery, Kilanerin parish, Co. Wexford | Power, Pat | Article in Journal | | 2001 |
| Kilquane graveyard Parteen | McConmara, Michael | Article in Journal | | 1994 |
| Kilsherdany graveyard inscriptions | Ó Mordha, Brian | Article in Journal | | 1988 |
| Kinane : a remarkable racing family | Holland, Anne | Monograph or Collective Volume | O'Brien | 2010 |
| King Henry VIII's Irish army list | Blake, Butler T. | Article in Journal | | 1937 |
| Kings, chronicles, and genealogies : reconstructing medieval Celtic dynasties | Thornton, David E. | Article in Book | | 1997 |
| Kings, chronologies and genealogies : studies in the political history of early medieval Ireland and Wales | Thornton, David E. | Monograph or Collective Volume | Linacre College, Unit for Prosopographical Research | 2003 |
| Kingstown 1826 | Magee, Seán | Article in Journal | | 1996 |
| Kingstown Congregational Church | ffeary-Smyrl, Steven | Article in Journal | | 1993 |
| Kingstown Congregational Church | ffeary-Smyrl, Steven | Article in Journal | | 1993 |
| Kingstown Congregational Church | ffeary-Smyrl, Steven | Article in Journal | | 1994 |
| Kinship and Kingship: identity and authority in the Book of Lismore | Smith, Margaret K. | Article in Journal | | 2016 |
| Kirkpatrick of Kirkhill and Crossroads, Nova Scotia | Kirkpatrick, Robert F. | Article in Journal | | 1985 |
| Knights of St John of Jerusalem | Marmion, William F. K. | Article in Journal | | 1999 |
| Knockbridge miscellany | Ó Néill, Pádraig | Monograph or Collective Volume | Pádraig Ó Néill | 1998 |
| Lambert of Wexford | Lambert, Hubert, Andrew | Article in Journal | | 1921 |
| Land inheritance in early modern Sligo | O'Dowd, Mary | Article in Journal | | 1983 |
| Lassinagh House | Harty, Aaron | Article in Journal | | 2023 |
| Late 18th century and early 19th century decorated head stones in county Louth | Longfield, A. K. (Ada Kathleen), 1899-1987 | Article in Journal | | 1951 |
| Later Eoganacht pedigrees | Ó Corráin, Donnchadh | Article in Journal | | 1969 |
| Laurence Carew M.P. (1853-1903) | Robinson, James | Article in Journal | | 2003 |
| Lavey old graveyard inscriptions | Tierney, Gerard | Article in Journal | | 1989 |
| 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 |
| Leabhar Chloinne Suibhne : an account of the Mac Sweeney families in Ireland, with pedigrees | | Monograph or Collective Volume | | 1920 |
| Leabhar mór na nGenealach : The great book of Irish genealogies | Mac Fhirbhisigh, Dubhaltach | Monograph or Collective Volume | De Búrca Rare Books | 2003 |
| Leabhar na hUidhre : further textual associations | Ó Concheanainn, Tomás | Article in Journal | | 1997 |
| Leinster states and kings in Christian times | Walsh, Paul, Revd, 1885-1941 | Article in Journal | | 1939 |
| Leixlip - Confey gravestones | Colgan, JohnCormack, David | Article in Journal | | 2004 |
| Les Mac Cartan de Kinelarty: Racines irlandaises de Charles de Gaulle. Neuf siècles d'histoire, archives et traditions familiales. The MacCartans of Kinelarty : Charles de Gaulle's Irish roots. Nine centuries of history, archives and family traditions | Ghesquière-Diérickx, ThérèseMac Cartan, Sean | Monograph or Collective Volume | Éditions La Voix | 2013 |
| Letter to Mary - Tyrell and Donegan families of Co. Offaly | Fearon, Karys | Article in Journal | | 2012 |
| Lettermoylan of Clann Bhruaideadha: a resumé of their landholding, topography & history | McInerney, Luke | Article in Journal | | 2012 |
| Letters back to Ballymena & district : part 1 : insights into the emigrant experience 1804-1902 | | Monograph or Collective Volume | Cambridge House Boys' Grammar School | 1991 |
| Letters from Clonburrin, 1880-1930 | McCarthy, Carmel | Article in Journal | | 2012 |
| Letters from Connaught to a Wild Goose | De Breffny, Brian | Article in Journal | | 1978 |
| Letters from home | Punch, Terence M. | Article in Journal | | 1975 |
| Letters to an army surgeon | Pielou, Leslie | Article in Journal | | 1999 |
| Letters to Canada | Byrne, Declan | Article in Journal | | 2003 |
| Li molt riche escu Bretaigne la grant : écus d'armes anglo-normands, anglais, gallois, écossais, irlandais, avec des lectures du blason suivant l'usage anglais : with English notes with lectures on heraldry according to English usage] | Biddulph, Joseph | Monograph or Collective Volume | | 1986 |
| Liam Mac Alasdair, FGSI | Merrigan, Michael | Article in Journal | | 2016 |
| 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 |
| Lieutenant Martin Fitzgerald MC (1917-1945) | O'Connor, Clive | Article in Journal | | 2023 |
| Life in a West Cork Clachan | Powell, Geraldine | Article in Journal | | 2018 |
| Limerick O'Shaughnessys : an overview | Feheney, John P. M. | Article in Journal | | 1993 |
| Lincoln's ancestors came from Ireland | Keiser, David S. | Article in Journal | | 1977 |
| Lines of descent: genealogical imagination and creativity: the Carew and Lumley monuments | Harris, Oliver | Article in Book | | 2023 |
| Linking Clann Aodhagáin with Mac Fhirbhisigh | Ó Muraíle, Nollaig | Article in Journal | | 2004 |
| Links with Clare | Weir, Hugh W. L. | Article in Journal | | 2001 |
| Lisburn House, Dunedin, New Zealand | Neill, T. | Article in Journal | | 1982 |
| Lismore Cathedral registers : marriages 1692-1767, 1784-1838 | Clare, W. | Article in Journal | | 1980 |
| Lismore cathedral registers : marriages 1838-1869 | | Article in Journal | | 1981 |
| Lismore Cathedral Registers, 1838-1869 | Clare, Wallace | Article in Journal | | 1981 |
| List of able men in the barony of Idrone East and West for the year 1810 | Kehoe, James | Article in Journal | | 1998 |
| List of burials in the old English churchyard, Co. Armagh : as recorded in the Church of Ireland register in St Mark's parish church, Armagh, 1750-1757 and 1770-1775 | Batchelor, J. | Article in Journal | | 1990 |
| List of burials in the old English churchyard, Co. Armagh : as recorded in the Church of Ireland registers, April 1803 - June 1823 | Batchelor, J. | Article in Journal | | 1989 |
| List of Irish stockholders, A. D. 1779 | Anonymous | Article in Journal | | 1940 |
| List of passengers who boarded the steamship Siberian in Galway May 1889 | Martin, Francis T. | Article in Journal | | 1995 |
| List of Robinson names which are registered at St Mary's Church (C. of I.), Donnybrook | | Article in Journal | | 1993 |
| Listing Route Presbyterians in 1954, advance notice for those seeking ancesters in Ballycastle and points south in 2054 | Dunlop, Eull | Article in Journal | | 2004 |
| Lists of passengers from the port of Newry to the United States of America, 1803-6 : sources, 2 | | Article in Journal | | 1979 |
| Lixnaw and the Earls of Kerry | Knightly, John | Article in Journal | | 2010 |
| Local history in Incumbered Estates. Court rentals for County Galway | Kavanagh, Mary | Article in Journal | | 1994 |
| Location, location, location | Coughlan, Tom | Article in Journal | | 2010 |
| Loch Garman | Dalton, John P. | Article in Journal | | 1920 |
| Longfield's of Kilbride and a link with Swift | Longfield, A. K. (Ada Kathleen), 1899-1987 | Article in Journal | | 1971 |
| Longford medicine in early NZ goldfields | Murtagh, R.W. | Article in Journal | | 2007 |
| Looking for my Ussher ancestors | Sharkey, John Ussher | Article in Journal | | 2003 |
| Lord Gort's gift | Harbison, Peter | Article in Journal | | 2006 |
| Lord Walter Fitzgerald (1858-1923) : genealogist | McDowell, Henry | Article in Book | | 1993 |
| Lorton Alexander Wilson, Fellow of the Society of Genealogists and a founder member and Fellow of the Irish Genealogical Research Society | Berry, Patrick F. | Article in Journal | | 2006 |
| Los Cullen Irlandeses en Canarias y la Argentina | Sánchez Falcón, Emilia | Article in Journal | | 1964 |
| Los Irlandeses en la Argentina, su actuación y descendencia | Coghlan, Eduardo A. | Monograph or Collective Volume | Librería Alberto Casares | 1987 |
| Los Stafford, una familia irlandesa en España | De Castro, Fernando Bruquetas | Article in Book | | 2003 |
| Lost and found | Thomas, Jo Ann | Article in Journal | | 2005 |
| Lost periods | Ffolliott, Rosemary | Article in Journal | | 1974 |
| Lucan connection of local Holocaust survivors | O'Malley, Sheila | Article in Journal | | 2017 |
| Luigne Breg and the origins of the Uí Néill | Gleeson, Patrick | Article in Journal | | 2017 |
| Lundy Foot & Company, Tobacco & Snuff Manufacturers | Fitzgerald, John | Article in Journal | | 2018 |
| Lurgan College register 1873-99 | Wilson, Ian | Article in Journal | | 1992 |
| Lurgan free school register, 1786 | | Article in Journal | | 1984 |
| Lurgan high school register, 1923 | Wilson, J. G. | Article in Journal | | 1988 |
| Lynn of Eskylane - constructing a family tree in County Antrim | Lynn, James | Article in Journal | | 2012 |
| Lynns on the internet | Conway, Pamela | Article in Journal | | 2008 |
| Mac Daigheid : descendant of Pug-nosed Ó Dochartaigh | Bonner, Brian | Article in Journal | | 1992 |
| Mac Domhnaill Clainn Ceallaigh | Schlegel, Donald M. | Article in Journal | | 2005 |
| Mac Lochlainn, McLaughlin, McLoughlin | Gillespie, Fergus | Article in Journal | | 2011 |
| MacCarthy people and places | St. Leger, Alicia | Monograph or Collective Volume | Ballinakella | 1990 |
| MacKeoghs of Moyfinn | Moore, Arthur | Article in Journal | | 1978 |
| Magennis of Iveagh | Guinness, Henry S. | Article in Journal | | 1932 |
| Maggie Loughran takes a look at pre 1865 sources for Irish research | Loughran, Maggie | Article in Journal | | 2010 |
| Magherafelt householders, 1766 | | Article in Journal | | 1981 |
| Magherafelt old graveyard | Larkin, PatrickO'Hagan, Patrick | Article in Journal | | 1980 |
| Magistrates for county Dublin in 1852 | | Article in Journal | | 1999 |
| Magraths of Bagenalstown family lines | Bayliss, Pat | Article in Journal | | 2001 |
| Mahony of Cullina : (pedigree) | Anonymous | Article in Journal | | 1982 |
| Making sense of the Census | Moorhead, Patricia | Article in Journal | | 2010 |
| Malachy O'Quealy's ancestral clan, and place of origin | Gaynor, Patrick | Article in Journal | | 1943 |
| Mallow Testamentary records | Anonymous | Article in Journal | | 1969 |
| Mallusk memorials : a record of memorials in the ancient graveyard at Mallusk, Newtownabbey, county Antrim | North of Ireland Family History Society, Belfast Branch | Monograph or Collective Volume | Belfast Branch of the North of Ireland Family History Society | 1997 |
| Manliffe or Manly: a King's County Quaker family at odds with its religion | Goodbody, Michael | Article in Journal | | 2015 |
| Manuscripts of genealogical interest in Trinity College, Dublin | Evans, M. D. | Article in Book | | 1996 |
| Maol Íosa Ó Brolcháin | | Monograph or Collective Volume | An Sagart | 1986 |
| Maol Íosa Ó Brolcháin : an assessment | Ní Bhrolcháin, Muireann | Article in Journal | | 1986 |
| Margaret Thatcher, the Irish connection | Harte, MichaelHuethorst, Bernard | Article in Journal | | 2012 |
| 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 |
| Marriage and census indexes for family historians | Gibson, Jeremy Sumner WycherleyHampson, Elizabeth | Monograph or Collective Volume | Federation of Family History Societies | 2000 |
| Marriage entries in the registers of the parishes of St Marie, St Luke, St Catharine and St Werburgh, 1627-1800 | | Monograph or Collective Volume | | 1915 |
| Marriage licences from the diocese of Ossory 1739-1804 | Refaussé, Raymond | Article in Journal | | 1992 |
| Martha Randall and Acton National School | Anonymous | Article in Journal | | 2003 |
| Mary Jane in the country | Byrne, Declan | Article in Journal | | 2000 |
| Mary Kelly (1867-1946) : a woman ahead of her time | O'Kelly, Paula | Article in Journal | | 2013 |
| Massey project 2021 | Doyle, LiamTracy, Frank | Article in Journal | | 2022 |
| Master John Kehoe and his family | Anonymous | Article in Journal | | 2012 |
| Matthew Weld Hartstonge (1774-1834). Poet, author, antiquarian | Kavanagh, Myles | Article in Journal | | 2015 |
| May, Lou & Cass : Jane Austen's nieces in Ireland | Hillen, Sophia | Monograph or Collective Volume | Blackstaff Press | 2011 |
| Maynooth students and ordinations 1795-1895 : index | Hamill, Patrick J. | Article in Journal | | 1967 |
| Maynooth students, 1795-1895 : index | Hamell, Patrick J. | Article in Journal | | 1968 |
| Mayo born people in Kingstown 1901 | | Article in Journal | | 1996 |
| McCabes in Cavan and Fermanagh | McCabe, Brian | Article in Journal | | 2020 |
| McConville's Bar, Portadown | McAnallen, Paddy | Article in Journal | | 2012 |
| McGrath's arrival to Wexford in the late seventeenth century : a combined analysis from Irish and Basque sources | Cagigal, Ekain | Article in Journal | | 2014 |
| Me Guidhir Fearmanach, The Maguires of Fermanagh | | Monograph or Collective Volume | | 1917 |
| Me Guidhir Fhearmanach | Ua Duinnín, Pádraig | Monograph or Collective Volume | | 1917 |
| Measure for measure: Tithe applotment versus Griffith | Burke, Thomas A. | Article in Journal | | 2014 |
| Meath ancestors : a guide to sources for tracing your ancestors in Co. Meath | French, Noel E. | Monograph or Collective Volume | Trymme Press | 1993 |
| Meath in the Book of Rights | Walsh, Paul, Revd, 1885-1941 | Article in Book | | 1940 |
| Medical and musical - the Fannins of Dublin | Cooney, Dudley A. Levistone | Article in Journal | | 1996 |
| Medieval Freeholders in Finglas Co. Dublin | Dowling, Eamonn | Article in Journal | | 2002 |
| Medieval gaelic sources | Simms, Katharine | Monograph or Collective Volume | Four Courts | 2009 |
| Medieval Irish genealogies and genetics | Jaski, Bart | Article in Book | | 2013 |
| Medieval surnames in North Couny Dublin | Dowling, Eamonn | Article in Journal | | 2003 |
| Meet my ancestor....Elizabeth Shaw Beavan | Nunn, Lynette | Article in Journal | | 2010 |
| Méig Bhuirrce and the origin of Clann tSuibhne in Scotland and Ireland | Ó Canann, Tomás G. | Article in Journal | | 2019 |
| Melbourne general cemetery : Church of England section | Arundel, Lucille | Article in Journal | | 1988 |
| Meloncholy madness : a coroner's casebook | McGoff-McCann, Michelle | Monograph or Collective Volume | Mercier Press | 2003 |
| Members of two Dublin societies in 1772 | De Breffny, Brian | Article in Journal | | 1981 |
| Memorial inscriptions from St Catherine's church and graveyard, Dublin | Murphy, Seán | Monograph or Collective Volume | Divelina | 1987 |
| Memorial inscriptions in St. Nicholas' parish church, Dundalk | Anonymous | Article in Journal | | 2004 |
| Memorial inscriptions of Castlegar graveyards : a record of seven graveyards in the parish of Castlegar, Co. Galway | | Monograph or Collective Volume | Galway Family History Society (West) | 1998 |
| Memorial inscriptions of Deansgrange cemetery, Blackrock, Co Dublin, vol 2 lower north section | Dun Laoghaire Genealogical Society | Monograph or Collective Volume | Dun Laoghaire Genealogical Society | 1996 |
| Memorial inscriptions of Deansgrange cemetery, Blackrock, Co. Dublin, Ireland, Vol. 5 : west section | Genealogical Society of Ireland | Monograph or Collective Volume | Genealogical Society of Ireland | 2002 |
| Memorial inscriptions of Deansgrange cemetery, Blackrock, Co. Dublin. Vol.1 : south west section | Dun Laoghaire Genealogical Society | Monograph or Collective Volume | Dun Laoghaire Genealogical Society | 1994 |
| Memorial inscriptions of Dún Laoghaire, Co. Dublin. Vol. 2 : Friends burial ground, Temple Hill, Blackrock | Genealogical Society of Ireland | Monograph or Collective Volume | Genealogical Society of Ireland | 2004 |
| Memorial inscriptions of Dun Laoghaire-Rathdown, Co. Dublin, Ireland, Vol.1 | Genealogical Society of Ireland | Monograph or Collective Volume | Genealogical Society of Ireland | 2000 |
| Memorial inscriptions of Grangegorman Military Cemetery, Dublin, Ireland | Genealogical Society of Ireland | Monograph or Collective Volume | Genealogical Society of Ireland | 2006 |
| Memorial inscriptions of Irish interest from Bath Abbey | Ó Murchadha, Diarmuid | Article in Journal | | 1993 |
| Memorial inscriptions with Kildare connections | Cantwell, Brian J. | Article in Journal | | 1985 |
| Memorial inscriptions, county Kildare | Cantwell, Brian J. | Article in Journal | | 1985 |
| Memorial plaques and windows in Blarney and district churches : St Senan's Church, Cloghroe | Synnott, Chris | Article in Journal | | 2011 |
| Memorialisation, settlement and identity in post-Plantation Ulster. Ardess Old Graveyard, County Fermanagh | Murphy, Eileen M.Parkinson, Eóin W. | Article in Journal | | 2017 |
| Memorials from Rathmore, Co. Meath | Moore, Beryl F. E. | Article in Journal | | 1975 |
| Memorials of the dead : Dublin city and county graveyards, Vol. 10 | | Monograph or Collective Volume | The author | 1997 |
| Memorials of the dead : west Clare | Cantwell, Brian J. | Monograph or Collective Volume | The author | 1991 |
| Memorials of the dead in west Clare | Cantwell, Brian J. | Article in Journal | | 1983 |
| Memorials of the dead, Kilkenny | Buggy, Madge | Article in Journal | | 1978 |
| Memorials of the dead. Vol.11, South Dublin | Cantwell, Brian J.Cantwell, Ian T. | Monograph or Collective Volume | Brian J. Cantwell | 1990 |
| Memories of Cloonahee | Callery, Jim | Article in Journal | | 1994 |
| Memories of North Street | Mc Cormack, Sarah | Article in Journal | | 2017 |
| Memories of Tomdarragh | McQuillan, Lucy (née Byrne) | Article in Journal | | 2003 |
| Mercantile marine casualties : World War I and II | | Article in Journal | | 2005 |
| Merchants in plenty : Joseph Smyth's Belfast directories of 1807 and 1808 : with an historical introduction and bibliography of Belfast directories to 1900 | Adams, J. R. R. | Monograph or Collective Volume | | 1991 |
| Methodist records in Ireland | Kelly, Marion | Article in Book | | 1992 |
| Michael Dwyer and Bridget Brown of Cumnock | Ward, David | Article in Journal | | 2011 |
| Michael Dwyer's daughter Mary Ann and her descendants | Cargeeg, George | Article in Journal | | 1994 |
| Michael John Collins and Marianne O'Brien | Dowd, Mary T.Huethorst, Bernard | Article in Journal | | 2007 |
| Michael McDermott's note-book | Ó Murieadhaigh, Réamonn | Article in Journal | | 1970 |
| Michael McHugh (1873-1924: Caherlistrane-born combatant in Dublin during Easter Week 1916 | Murphy, Mary J. | Article in Journal | | 2016 |
| Michael Morris Healy, a founding father, (1796-1850) | O'Connell, John | Article in Journal | | 1998 |
| Mid-19th century Irish deserters in New Zealand | Mossong, Verna | Article in Journal | | 1979 |
| Mide magen chloinne Cuinn | Walsh, Paul, Revd, 1885-1941 | Monograph or Collective Volume | Drogheda Independent | 1930 |
| Miltown Malbay : genealogy and faith | Garrihy, Donie | Monograph or Collective Volume | FITV | 2008 |
| Minutes of the Municipal Council of the city of Dublin 1893- a source for genealogy | O'Reilly, G. H. | Article in Journal | | 1998 |
| Miscellanea : Geraldine Coat of Arms rediscovered at Adare Franciscan Friary | O'Rahilly, Celie | Article in Journal | | 2003 |
| Miscellanea. 2. Conor O'Reilly, Mary Moore, and 'James O'More Esq., chief of his name' | Moore, Eoghan | Article in Journal | | 2019 |
| Miscellanea. 3. Disjecta membra: 3.1 A fragment in praise of the King of Freshford ; 3:2 'Laudabiliter' in the Book of Leinster | Ó Macháin, Pádraig | Article in Journal | | 2019 |
| Miscellanea. 5. Tuileagna Ó Maoil Chonaire and the Book of Pottlerath | Ó Macháin, Pádraig
| Article in Journal | | 2010 |
| Miscellaneous biographical notices relating to Baltinglass appearing in newspapers, 1748-1904 | Gorry, Paul | Article in Journal | | 2011 |
| Miscellany from H.2.7 | | Article in Journal | | 1939 |
| Miscellany of the Celtic Society | | Monograph or Collective Volume | | 1849 |
| Missing persons, or my grandmother's secrets | Wills, Clair | Monograph or Collective Volume | Allen Lane | 2024 |
| 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 |
| Moneennagliggin graveyard, Meelick parish | | Article in Journal | | 2000 |
| Moneypenny | Foley, Brian F. M. | Article in Journal | | 1996 |
| Monkstown graveyard, parish of Walterstown, Co, Meath | Anonymous | Article in Journal | | 1987 |
| Monumental inscriptions at Affane, Co. Waterford | Clare, Wallace | Article in Journal | | 1952 |
| Monumental inscriptions at Clashmore, Co. Waterford | Clare, Wallace | Article in Journal | | 1951 |
| Monumental inscriptions at Drumcannon, Co. Waterford | Walton, Julian | Article in Journal | | 1992 |
| Monumental inscriptions at Kilbeheny | Clare, Wallace | Article in Journal | | 1954 |
| Monumental inscriptions at Kilmore, county Tipperary | Clare, Wallace | Article in Journal | | 1953 |
| Monumental inscriptions at Kilrossanty old graveyard Co Waterford | Garbett, RosaleenPrendergast, Des | Article in Journal | | 1993 |
| Monumental inscriptions at Loughcrew graveyard, Co. Meath | Moore, Beryl F. E. | Article in Journal | | 1977 |
| Monumental inscriptions at Mologga, Co. Cork | Clare, Wallace | Article in Journal | | 1955 |
| Monumental inscriptions at Old Saint Mary's, Ardee, Co. Louth | MacIvor, Dermot | Article in Journal | | 1956 |
| Monumental inscriptions at the abbey, Kilculliheen, Ferrybank, Co. Waterford. Part 1 : nos 1-88 (lettters A-D) | O'Sullivan, Michael | Article in Journal | | 1994 |
| Monumental inscriptions at the abbey, Kilculliheen, Ferrybank, Co.Waterford. Part 11, nos 89-165 (letters E to J) | O'Sullivan, Michael | Article in Journal | | 1994 |
| Monumental inscriptions at the Abbey, Kilculliheen, Ferrybank, Waterford. Part III : nos 166-251 (letters K-P); Part IV : nos 252-322 (letters R-W) | O'Sullivan, Michael | Article in Journal | | 1997 |
| Monumental inscriptions at Uskane, Co. Tipperary | Clare, Wallace | Article in Journal | | 1957 |
| Monumental inscriptions at Whitechurch, Co. Waterford | De Breffney, BrianFfolliott, Rosemary | Article in Journal | | 1973 |
| Monumental inscriptions from Clonsilla, Co. Dublin | Blunden, D. M.McAuliffe, E. J. | Article in Journal | | 1984 |
| Monumental inscriptions from Esker, co. Dublin | McAuliffe, E. J.Walton, J. C. | Article in Journal | | 1980 |
| Monumental inscriptions from Kilbride, Kilmackalway, Loughtown lower and Kilmahuddrick, Co. Dublin | Blunden, D. M.McAuliffe, E. J.Walton, J. C. | Article in Journal | | 1982 |
| Monumental inscriptions from Kill of the Grange, formerly St Fintan's. Clonkeen, Co. Dublin | McAuliffe, E. J. | Article in Journal | | 1972 |
| Monumental inscriptions from Leixlip, Co. Dublin | McAuliffe, E. J. | Article in Journal | | 1969 |
| Monumental inscriptions from Lucan | McAuliffe, E. J.Walton, J. C. | Article in Journal | | 1979 |
| Monumental inscriptions from Monkstown, county Dublin | McAuliffe, E. J. | Article in Journal | | 1971 |
| Monumental inscriptions from Monkstown, formerly Carrickbrennan, Co. Dublin | McAuliffe, E. J. | Article in Journal | | 1970 |
| Monumental inscriptions from Mount Temple churchyard, Co. Westmeath | Cox, Liam, 1908-2003 | Article in Journal | | 1972 |
| Monumental inscriptions from Newcastle, Co. Dublin | Blunden, D. M.McAuliffe, E. J.Walton, J. C. | Article in Journal | | 1981 |
| Monumental inscriptions from Oldcastle, Co. Meath | Ffolliott, RosemaryJones, Horace E. | Article in Journal | | 1968 |
| Monumental inscriptions from Rathcoole, Co. Dublin | Blunden, D. M.McAuliffe, E. J. | Article in Journal | | 1983 |
| Monumental inscriptions from Rathfarnham graveyard, Dublin | Murphy, Seán | Article in Journal | | 1987 |
| Monumental inscriptions from some graveyards in Co. Meath | French, Noel E. | Monograph or Collective Volume | The author | 1987 |
| Monumental inscriptions from St Begnet's church, Dalkey, Co. Dublin | McAuliffe, E. J. | Article in Journal | | 1975 |
| Monumental inscriptions from St Mary's Church, Crumlin, Co. Dublin | Egan, MichaelFlatman, Richard | Article in Journal | | 1988 |
| Monumental inscriptions from St Matthew's (Church of Ireland), Irishtown, Co. Dublin | Egan, MichaelFlatman, Richard | Article in Journal | | 1989 |
| Monumental inscriptions from Stradbally R. C. church and Faha chapel-of-ease, Co. Waterford, up to 1880 | Mulholland, J. | Article in Journal | | 1981 |
| Monumental inscriptions from Tallaght, Co. Dublin | McAuliffe, E. J. | Article in Journal | | 1968 |
| Monumental inscriptions from Termonfeckin cemetery, Co. Louth | Garry, JamesMurphy, Donald | Article in Journal | | 1992 |
| Monumental inscriptions from the church and graveyard at Kilmacduagh (Gort), Co. Galway | Cantwell, Brian J. | Article in Journal | | 1975 |
| Monumental inscriptions in the cathedral burial ground at Glendalough, Co. Wicklow | Clare, Wallace | Article in Journal | | 1947 |
| Monumental inscriptions in the church and graveyard of Agher, Co. Meath | Kenny, MichaelMoore, Beryl F. E. | Article in Journal | | 1978 |
| Monumental inscriptions in the church of Ireland parish graveyard at Rathkeale, Co. Limerick | Dore, M. J. | Article in Journal | | 1982 |
| Monumental inscriptions of Nantinan, Co. Limerick | Dore, M. J. | Article in Journal | | 1980 |
| Moorechurch cemetery inscriptions | Hughes, Margaret | Article in Journal | | 2001 |
| 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 on the family of Hatch of Ardee | Mac Íomhair, Diarmuid | Article in Journal | | 1969 |
| Mornington alias Marinerstown | Ward, Michael | Article in Journal | | 1989 |
| 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 |
| Motor registration in county Wicklow, a genealogical source | Anonymous | Article in Journal | | 2003 |
| Mount Ievers Court, Sixmilebridge, Co. Clare | Costello, Gerard G. | Article in Journal | | 2016 |
| Mount Ievers Court, Sixmilebridge, Co. Clare | Costello, Gerard G. | Article in Journal | | 2016 |
| 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 |
| Muintir Chianáin Ard Mhaca agus borradh na dteachlach léannta | Ó Mainnín, Mícheál B. | Article in Book | | 2012 |
| Mullingar family roots : exploring family origins in Mullingar | | Monograph or Collective Volume | The author | 2005 |
| Mulock family history | Devine, Joseph | Article in Journal | | 2004 |
| Musings on Lisnavagh from The Irish Farmers' Gazette, 1857 and Lord Rathdonnell | Bunbury, Turtle | Article in Journal | | 2019 |
| Muster Rolls of the Kilkenny Militia in the 17th and 18th centuries | Dowling, Eamonn | Article in Journal | | 2006 |
| My ancestor Martin Finn | Finn, H. C. | Article in Journal | | 2000 |
| My ancestors from county Longford | Sprague, Arthur William, Jr | Article in Journal | | 2007 |
| My ancestral home - Marlay Park | Taylor, Serina | Article in Journal | | 1993 |
| My Cavan Caulfields | Murton, Anne Gabrielle | Article in Journal | | 2005 |
| My family tree and I | Gabbie, Yvonne | Article in Journal | | 1999 |
| My Foster ancestors in Dublin | Barry, Eleanor | Article in Journal | | 2002 |
| My grandfather James Michael Duffy | Flatman, Richard | Article in Journal | | 2005 |
| My grandfather's military service records - War of Independence period | Maher, Noreen | Article in Journal | | 2012 |
| My grandmother - Lucy Mary (née Dunlap) Doran | Hambrook, Maureen | Article in Journal | | 2009 |
| My Irish ancestry - a 3 x great granddaughter's view | Kraus, Elizabeth | Article in Journal | | 2007 |
| My Irish connections | Harding, C. | Article in Journal | | 2001 |
| My Power / Fortescue ancestors | Burke, Thomas A. | Article in Journal | | 2016 |
| Myles son of Philip O'Reilly of Dunmurry | Moore, Eoghan | Article in Journal | | 2018 |
| 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 |
| Myths and memoirs of Ulick Burke, Marquess of Clanricarde (1604-1658) | Cunningham, Bernadette | Article in Journal | | 2019 |
| Names from a medieval inquisition at Clondalkin and Rathcoole | Dowling, Eamonn | Article in Journal | | 2002 |
| Names from a medieval inquisition at Shankill, Rathmichael and Dalkey | Dowling, Eamonn | Article in Journal | | 2003 |
| Names on coffin plates in the vaults of SS Michael and John, Dublin | MacAuliffe, E. J. | Article in Journal | | 1976 |
| Names on coffin-plates in the vaults of St Andrew's Church, Westland Row, Dublin | McAuliffe, E. J. | Article in Journal | | 1974 |
| 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 |
| 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 |
| New documents on the disputed kinship among the Jacobite O'Briens in eighteenth-century France | Corp, Edward
| Article in Journal | | 2022 |
| New Foundland fire 1816 | Flatman, Richard | Article in Journal | | 1995 |
| New York bound | Anonymous | Article in Journal | | 1993 |
| New Zealand | Anonymous | Article in Journal | | 1988 |
| New Zealand obituaries | Kendall, Shirley E. | Article in Journal | | 1987 |
| New Zealand sources for genealogical research | Anonymous | Article in Journal | | 2010 |
| Newfoundland - a strong sense of Irish identity | Oram, Hugh | Article in Journal | | 2010 |
| Newlands, Co. Dublin : its history and associated families 1560-1960 | Dowling, Eamonn | Monograph or Collective Volume | South Dublin County Council | 2019 |
| Nigel de la Poer : obituary | Walton, Julian | Article in Journal | | 1998 |
| Nihell of Co. Clare and Co. Limerick | Niall, James M. | Article in Journal | | 1972 |
| Nine generations : a history of the Andrews family, millers of Comber | | Monograph or Collective Volume | Isaac Andrews | 1958 |
| Nineteenth-century Kilcavan, Co. Wicklow | Kenny, Joseph A. | Article in Journal | | 2012 |
| No wonder I can't tan | Merrigan, Michael | Article in Journal | | 2015 |
| Norman and Gael in the Bandon Valley | MacCotter, Paul | Article in Journal | | 2017 |
| Nota et synopsis genealogiae de Walsh aut Wallis | | Article in Journal | | 1883 |
| Note on the petition of Turlogh O'Loghlen of Gragans, Burren, County Clare (c.1663) | McInerney, Luke | Article in Journal | | 2017 |
| Notes & Queries: The Nevill family of Kildare | Winnett, Andrew | Article in Journal | | 2011 |
| Notes and Queries. Irish origins for British Canada: William Winniett | Winnet, Andrew | Article in Journal | | 2009 |
| Notes of burials in the French church | Walton, Julian | Article in Journal | | 1977 |
| Notes of some Portarlington families 1860-1893 | Storey, Harold J. | Article in Journal | | 1985 |
| Notes on medieval Donegal [I]|Notes on medieval Donegal II|Notes on medieval Donegal III | Ó Canann, Tomás G. | Article in Journal | | 2016 |
| Notes on some members of the extended Rothe family | Tierney, Anne | Article in Journal | | 2012 |
| Notes on the 1821 census of Lavery parish | Cunningham, Terence | Article in Journal | | 1960 |
| Notes on the Bermingham pedigree | Orpen, Goddard H. | Article in Journal | | 1915 |
| Notes on the Besnard family | Evans, T. E. | Article in Journal | | 1934 |
| Notes on the Finucanes of Moy and Ennistymon | Mac Mahon, Michael | Article in Journal | | 2023 |
| 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 Ó Peatains of Donegal, Mayo and Roscommon | Payton, F. B. | Article in Journal | | 1971 |
| Notes on the origins of some important families once possessed of an English, Irish or Scottish baronetage | Telford, Christopher | Article in Journal | | 1934 |
| Notes on the O’Kelly family | Kelly, E. Festus | Article in Journal | | 1934 |
| Notes on the parishes of Kilmurry McMahon and Killofin, Co. Clare and tombstone inscriptions from Kilrush | McAuliffe, E. J. | Monograph or Collective Volume | E. J. McAuliffe | 1989 |
| Notes on the Terry pedigree | Terry, Kevin | Article in Journal | | 2003 |
| Notes on the value of incest in traditional narrative and genealogy | Melia, Daniel F. | Article in Journal | | 2014 |
| Notes on Wexford topography and tribal families | Flood, W[illiam] H[enry] Grattan | Article in Journal | | 1925 |
| Notes towards an early history of Spicers of Navan | Whearity, Frank | Article in Journal | | 2023 |
| Notes. A de Burgh family tree, c.1160-1381 | Martyn, Adrian | Article in Journal | | 2016 |
| Notes. The tombstone of Owen Roe O'Neill's grandson at Philippeville | Ferguson, Kenneth | Article in Journal | | 2018 |
| Nothing ventured nothing gained a case study in long distance Irish genealogical research | Mitchell, David | Article in Journal | | 1990 |
| Notices from the Shamrock newspaper of New York 1810-1812 | | Article in Journal | | 1982 |
| Notices of ecclesiastical ruins | Healy, William | Article in Journal | | 1879 |
| Nowlins of Virginia - the lost years (1672-1700) | Nowlan, Roger | Article in Journal | | 2018 |
| Ó Buadhaigh eile: origins of the Leinster surname Bowe/Bowes | Martyn, Adrian | Article in Journal | | 2014 |
| Ó Chill Chaoi go Cill Eoin: clár lámhscríbhinní Chlann Domhnaill | Mac Peaircín, Liam, 1938-2019 | Monograph or Collective Volume | Coiscéim | 2010 |
| Ó Cléirigh pedigrees and personalities | Ó Cléirigh, Noel | Monograph or Collective Volume | Editions des Éscrivains | 2002 |
| Ó Clérigh and O'Cleary | Gillespie, Fergus | Article in Journal | | 2011 |
| 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 |
| Ó Maolmhuaidh of Fir Ceall | Walsh, Paul, Revd, 1885-1941 | Article in Journal | | 1936 |
| O'Brien : people and places | Weir, Hugh W. L. | Monograph or Collective Volume | Ballina Press | 2002 |
| 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'Carragher bibliography | | Monograph or Collective Volume | Caraher Family History Society | 1991 |
| O'Cathain/O'Kane in the Four Masters (Part [1]-3) | Hasson, Seamus | Article in Journal | | 2011 |
| O'Connell family tracts, 1 | | Monograph or Collective Volume | Browne and Nolan | 1947 |
| O'Connell's national annuity 1833, part 2 : Dublin city parishes | Magee, Seán | Article in Journal | | 1997 |
| O'Connor : people and places | Weir, Hugh W. L. | Monograph or Collective Volume | Ballinakella | 1994 |
| O'Connor Kerry of Carrigafoyle: History and memory in Iraghticonor | McAuliffe, Mary | Article in Journal | | 2014 |
| O'Connor of Sylan, Co. Galway | Anonymous | Article in Journal | | 1927 |
| O'Doherty people and places | Ó Dochartaigh, Seoirse Fionnbarra | Monograph or Collective Volume | Ballinakella | 1998 |
| O'Kief, Coshe Mag, Slief Lougher and Upper Blackwater in Ireland. Vol. 4 | Casey, A. | Monograph or Collective Volume | Knocktemple History Committee | 1961 |
| O'Kief, Coshe Mang, Slief Lougher and Upper Blackwater in Ireland. Vol 3 | Casey, A. | Monograph or Collective Volume | Knocknagree Historical Fund | 1960 |
| O'Kief, Coshe Mang, Slieve Lougher and Upper Blackwater in Ireland, Vol. 2 | Casey, A. | Monograph or Collective Volume | Privately pubd. | 1959 |
| O'Kief, Coshe Mang, Slieve Lougher and Upper Blackwater in Ireland. Vol 9 : historical and genealogical items relating to north Cork and east Kerry, Annals of the Kingdom of Ireland by the Four Masters | | Monograph or Collective Volume | Public Record Office | 1966 |
| O'Kief, Coshe Mang, Slieve Loughter and Upper Blackwater in Ireland. Vol. 8 | Casey, A. | Monograph or Collective Volume | Amite and Knocknagree Historical Fund | 1965 |
| O'Mahony deaths: 1946-1947 | O Mahony, Colman | Article in Journal | | 2019 |
| O'Mahony extractions from the 1901 Census of Ireland | Mahoney, Jim | Article in Journal | | 1993 |
| O'Mahony marriages: 1945-1947 | O Mahony, Colman | Article in Journal | | 2019 |
| O'Mahony's around Dunmanus Bay | Ó Murchadha, Diarmuid | Article in Journal | | 1993 |
| O'Mahony's in Thom's Directory, 1872 | Anonymous | 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'Neill family history, 1721-2018 | O'Neill, William Oliver | Monograph or Collective Volume | The Author | 2019 |
| O'Ryan of Mallorca | O'Ryan, William D. | Article in Journal | | 1962 |
| Obituary : Dr Richard Fitzgerald | Chartres, T. G. | Article in Journal | | 1995 |
| Obituary : Lorna Gwynfa Rosbottom | Charter, T. G. | Article in Journal | | 1999 |
| Obituary : Michael Edward Basil Leader, 1915-1998 | Casteleyn, MaryKelly, Zita | Article in Journal | | 1998 |
| Occupations of a Coleraine family, Part 1 | Kirkpatrick, Diana | Article in Journal | | 2018 |
| Odyssey to the Argory | Batt, Stephanie | Article in Journal | | 2010 |
| Of Irish descent : origin stories, genealogy and the politics of belonging | Nash, Catherine | Monograph or Collective Volume | Syracuse University Press | 2008 |
| Offaly tombstone inscriptions | Anonymous | Monograph or Collective Volume | Offaly Historical Society | 1983 |
| Official list of householders in the town of Skerries for the year 1845 | Duff, R. S. | Article in Journal | | 1998 |
| Old Ballyclug | | Monograph or Collective Volume | Ballymena Borough Council | 1994 |
| Old Belfast families and the new burying ground from gravestone inscriptions, with wills and biographical notes | | Monograph or Collective Volume | Ulster Historical Foundation & Belfast City Council | 1991 |
| Old Castlerahan gravestone inscriptions | Gaffney, BenO'Flaherty, MorganSmith, Anne Marie | Article in Journal | | 2001 |
| 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 Irish genealogies : sources much neglected by researchers | Merrigan, Michael | Article in Journal | | 1997 |
| Old Irish graveyards : County Leitrim | | Monograph or Collective Volume | Kabristan Archives | 2005 |
| Old Kildrought church, Celbridge | O'Leary, Des | Article in Journal | | 1995 |
| Old parochial registers of Scotland : references to parishes from Ireland | Whyte, Donald | Article in Journal | | 1973 |
| Oldtown : the house and its people | De Burgh, Hugo | Monograph or Collective Volume | Hugo de Burgh | 2007 |
| Oliver Martyn and the Tribes of Galway | Martyn, G. V. | Article in Journal | | 1922 |
| On the gamekeeper's trail | McEvoy, Enda | Article in Journal | | 2012 |
| On the genealogical preamble to 'Vita Sancti Declani' | Ó Cathasaigh, Tomás | Article in Book | | 2015 |
| On the road to Sainthood, Edel Quinn 1907-1944 : her Clare and O'Grady connections | Madden, Gerard | Article in Journal | | 2002 |
| On the trail of two Josephs : researches in the 1871-1901 English census | Chapman, Ann | Article in Journal | | 2006 |
| On tranquil land or stormy sea : gravestone inscriptions and internments, Islandmagee new cemetery, Co. Antrim, 1925-2002 | | Monograph or Collective Volume | Family History Publications | 2003 |
| On why newspapers are a useful and fascinating genealogical resource | Ó Maitiú, Séamas | Article in Journal | | 2010 |
| One Dodd family from County Cork, Ireland to Salem, Massachusetts, USA and Beechworth, Victoria, Australia | McDonnell, Judy | Article in Journal | | 2015 |
| Oral tradition : the forgotten source | Doherty, Richard | Article in Book | | 1996 |
| Orality, literacy and genealogy in early medieval Ireland and Wales | Thornton, David E. | Article in Book | | 1998 |
| Ordnance Survey employment records | Fitzsimons, Fiona | Article in Journal | | 2019 |
| 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 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 a town, Bagenalstown c.1600-1860. Muine Bheag, Moneybeg, Washington Green, Bagenalstown | Kavanagh, Myles | Article in Journal | | 2018 |
| Origins of the Lecky families in Leinster and Ulster | Coutts, Peter J.F. | Article in Journal | | 2019 |
| 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 |
| Origins of the surname Maciver | Maciver, J. | Article in Journal | | 1994 |
| Orphan females from Ireland, passengers on the Tipoo Sahib which arrived at Port Jackson, 29 July 1850 | Potts, Enid | Article in Journal | | 1989 |
| Orphaned in Kingstown? | Merrigan, Michael | Article in Journal | | 1998 |
| Ossory and Leighlin administrations intestate | Walsh, Hilary D. | Article in Journal | | 1972 |
| Ossory marriage licence bonds | Walsh, Hilary D. | Article in Journal | | 1971 |
| Other Cullen tombstones | Mac Suibhne, Peadar | Article in Journal | | 1958 |
| Other internet sources | Love, Shonagh | Article in Journal | | 2012 |
| Our Norman Rossiters. Their ancestors came from Dieppe in Northern France to England... coming to Ireland in 1169/71 | Murphy, Hilary | Article in Journal | | 2012 |
| 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 |
| 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 |
| 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 |
| Parish of Ballintoy 1734 | Doyle, Harry | Article in Journal | | 1997 |
| Parish register copies, 1 : Society of Genealogists collection. | Society of Genealogists | Monograph or Collective Volume | | 1980 |
| Parish registers database | Anonymous | Article in Journal | | 1994 |
| Parish registers of Dublin which are on the Dublin Heritage Group Database (to 31 December 1996) | Anonymous | Article in Journal | | 1996 |
| Parish registers of Dublin which have been indexed but are not yet on Dublin Heritage Group Database (to 31 December 1996) | Anonymous | Article in Journal | | 1996 |
| Parliamentary registration : 1852 rated occupiers list | Anonymous | Article in Journal | | 1989 |
| Parnell in the context of his family and social background | Foster, R. F. (Robert Fitzroy) (Roy), 1949- | Thesis | | 1975 |
| Parochial papers | Moore, Very Rev. Canon, P.P. Johnstown | Article in Journal | | 1879 |
| Passenger list of the 'Ticonderoga', 1850 | Anonymous | Article in Journal | | 1978 |
| Passenger list on the Ticonderoga, 1850 | Anonymous | Article in Journal | | 1978 |
| Passengers aboard the 'Buchannon', Newry to New York, August 1765 | Anonymous | Article in Journal | | 1980 |
| Passengers aboard the 'Thetis', Cork to Bathurst, New Brunswick, April 1837 | Delicaet, Paul | Article in Journal | | 1980 |
| Patience Singleton, bride of Colonel Ô Moran | Ó hAnnracháin, Eoghan | Article in Journal | | 2016 |
| Patrick and Kathleen | Tobin, Bill, 1931- | Article in Book | | 2014 |
| Patrick Coady Buckley (1816-1872) - a transported child who made good! | Kennedy, Susan | Article in Journal | | 2017 |
| Patrick Crofton, great-grandson of Captain the Honourable Francis George Crofton, R.N. 2nd Harbour Master of Kingstown 1879-1900 | Scudds, Anna | Article in Journal | | 2016 |
| Patrick Kavanagh and his Tullamore connection : a lost genealogy | Agnew, Una | Article in Journal | | 2015 |
| Patrick McCloskey (Jack) and Nancy Farren of Cashel - and a search for a missing son! | Farren, Hugh | Article in Journal | | 2017 |
| Patterns of power in early Wales | Davies, Wendy, 1942- | Monograph or Collective Volume | NA | 1990 |
| Pedigree of Lynch of Lavally, County Galway | Blake, Martin J. | Article in Journal | | 1918 |
| Pedigree of the Brownes of Castle Mac Garrett | Lord Oranmore and Browne | Article in Journal | | 1907 |
| Pedigree of the Stewarts of Ballylawn, Co. Donegal, now Marquesses of Londonderry | MacGregor, John | Article in Journal | | 1937 |
| Pedigree of the Stewarts of Ballylawn, Co. Donegal, now Marquesses of Londonderry | Stewart, W. A. | Article in Journal | | 1936 |
| Penal laws and convert rolls | O'Neill, Thomas Patrick | Article in Journal | | 1994 |
| Personal and death notices in the 'Philadelphia Public Ledger' for Monaghan, Fermanagh and Cavan 1848-1873 | Genealogical Society of Pennsylvania | Article in Journal | | 1997 |
| Personal names among the Gaelic-Irish of native descent in Wexford, 1540-1650 | Ó Crualaoich, Conchubhar | Article in Book | | 2016 |
| Peter Grace, an Irish settler in early Auckland, New Zealand | O'Reilly, Geraldene | Article in Journal | | 2014 |
| Peter Graham (1847-1918) Mullaghard, co. Cavan and New Orleans U.S.A. | Lafferty, Roisin | Article in Journal | | 2010 |
| Peter Lunell (1652-1720) - an Irish Huguenot and his family | Robinson, James | Article in Journal | | 2014 |
| Peters pence collection, Ballymore Eustace; the parish of Enniskerry, 1880 | Freeman's Journal | Article in Journal | | 1999 |
| Pilgrims in 1893 | O'Reilly, George H. | Article in Journal | | 1999 |
| Pilot Officer Norman Robinson (1917-1943) killed in action, World War II | Robinson, James | Article in Journal | | 2006 |
| Place to place on life's journey | Kelly-White, Mary | Article in Journal | | 2017 |
| Plunket genealogy | Brady, J. | Article in Journal | | 1946 |
| Plunkett of Loughcrew | Barnwell, S. B. | Article in Journal | | 1977 |
| Pocket guide to Griffith's valuation and other Irish resources | Smith, Christine | Monograph or Collective Volume | Christine Smith | 1995 |
| Pockrich notes | Seaver, George | Article in Journal | | 1944 |
| Poetic encounter | Stokes, Janette | Article in Journal | | 2009 |
| Poets in exile : The Piatts in the Queenstown Consulate, 1882-93 | Whelan, Bernadette | Article in Journal | | 2013 |
| Policemen in your family tree | Allen, Gregory | Article in Journal | | 1993 |
| Policemen in your family tree | Allen, Gregory | Article in Book | | 1993 |
| Politics and power in 16th-century Connaught. On the Seanchas Búrcach manuscript, TCD MS 1440 | Cunningham, Bernadette | Article in Journal | | 2004 |
| Portarlington and Guillaume Guion | Guyon, David | Article in Journal | | 2016 |
| Portrait of a family | Pyle, Hilary | Article in Journal | | 2018 |
| Portstewart's appalling sea tragedy | Millar, James | Article in Journal | | 1999 |
| Post office records - a valuable source for family history | Mamion, Marie | Article in Journal | | 1998 |
| Post-1900 gravestone inscriptions from Beaulieu | Garry, James | Article in Journal | | 1983 |
| Postscript to a Graiguenamanagh gauger's stockbook | Law, Edward J. | Article in Journal | | 2012 |
| 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 |
| Power, politics, status : aspects of genealogy in medieval Ireland and Wales | Thornton, David E. | Thesis | | |
| Pre-census sources for Irish demography | Gurrin, Brian | Monograph or Collective Volume | Four Courts | 2002 |
| Preliminary research in the U.S.A. : naturalisation records | Murphy, R. C. | Article in Journal | | 1982 |
| Presbyterian church records | Kinealy, Christine | Article in Book | | 1992 |
| Presbyterian records (including Covenanters & Seceders) | Fitzsimons, Fiona | Article in Journal | | 2018 |
| Presentation Convent burial ground, Maynooth | Riordan, Peter J. | Article in Journal | | 1998 |
| Presentation School - girls rollbook 1822-1839. Part Two | Quigley, Christy | Article in Journal | | 1996 |
| Presentation School : girls' roll book, 1822-1839 | Quigley, Christy | Article in Journal | | 1994 |
| Presentation School girls' roll book, 1840-1850 (part 3) | Quigley, Christy | Article in Journal | | 2000 |
| Presentation school infant boys roll book 1859-1870 | Quigley, Christy | Article in Journal | | 1992 |
| 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 |
| Printed Irish Huguenot ancestral research sources : Information booklet | Costello, Vivien | Monograph or Collective Volume | Irish Section of the Huguenot Society of Great Britain and Ireland | 1987 |
| Private Gilbert Watson (1896-1916) : Royal Scots Fusiliers | Watson, Fredrick Gilbert | Article in Journal | | 2008 |
| Probate jurisdictions : where to look for wills | | Monograph or Collective Volume | Federeation of Family History Socities | 2002 |
| Problems connected to record search surnames of Gaelic origin | Caraher-Manning, Doreen | Article in Journal | | 1984 |
| Prominent families in East Wicklow in 1788 | Taylor and Skinner Atlas of 1788 | Article in Journal | | 2023 |
| Property owners in County Carlow in the year 1307 | O'Shea, Sean | Article in Journal | | 2016 |
| Proscribing the past or de-proscribing the future : a genealogy and critical discourse analysis of proscription in the North of Ireland, 1887–2017 | Kirkpatrick, Daniel | Article in Journal | | 2019 |
| Protestant exiles from France, chiefly in the reign of Louis XIV, or, The Huguenot refugees and their descendants in Great Britain and Ireland | Agnew, David C. A. | Monograph or Collective Volume | Paul Minet of Piccadilly Rare Books | 2003 |
| Protestant householders in the parish of Templecrone, Co. Donegal, in 1799, with a list of the churchwardens of the same parish | Knox, Ian | Article in Journal | | 1984 |
| Protestant householders in the parishes of Croagh, Nantinan Rathkeale and Kilscannell, Co. Limerick, in 1766 | Anonymous | Article in Journal | | 1977 |
| Public records and archival sources for genealogical research in Cork | Barry, Ann | Article in Journal | | 1982 |
| Pue’s Occurrences 1744-9 | McCutcheon, Rosalind | Article in Journal | | 1996 |
| Pupils of Samuel Whyte's school in Dublin listed by him in 1772 | De Breffny, Brian | Article in Journal | | 1980 |
| Quaker emigration from Carlow to New Garden Pennsylvania | Kavanagh, Myra | Article in Journal | | 2019 |
| Quaker inventories | Goodbody, Olive | Article in Journal | | 1971 |
| Quaker records, Dublin : abstracts of wills | | Monograph or Collective Volume | The Stationery Office | 1957 |
| Quebec Emigrant Hospital patients 1828/9 | Campbell, Eileen | Article in Journal | | 1996 |
| Queen Anne's Irish army establishment in 1704 | Jackson, Robert Wyse | Article in Journal | | 1951 |
| Queen's County gaols, I : prisons, prisoners and dietary|Queen's County gaols, II : Governor genealogies | Keenan, Matthew | Article in Journal | | 2019 |
| Queensland State Archives, Australia | Anonymous | Article in Journal | | 1990 |
| Queering family history and the lives of Irish men before gay liberation | Hulme, Tom | Article in Journal | | 2022 |
| R.I.C. database | Herlihy, Jim | Article in Journal | | 1996 |
| Race, language and social class in seventeenth-century Ireland | Morris, Lawrence P. | Article in Journal | | 2007 |
| Rahan and Killeens cemeteries | Mallow Heritage Centre | Article in Journal | | 1989 |
| Ramsey's Waterford Chronicle 1777 : Births, Marriages and Deaths | Morris, H. | Article in Journal | | 1978 |
| Ramsey's Waterford Chronicle, 1776 : births, marriages and deaths | Morris, H. F. | Article in Journal | | 1976 |
| Ramsey's Waterford Chronicle, 1778 : births, marriages and deaths | Morris, H. F. | Article in Journal | | 1980 |
| Ramsey's Waterford Chronicle, 1786-1791 : births, marriages and deaths | Morris, H. F. | Article in Journal | | 1979 |
| Randal David Gill, F.I.G.R.S. (1946 to 2012) | Davison, Robert C. | Article in Journal | | 2012 |
| Random thoughts on Irish military history suitable for the genealogist | Ferguson, Kenneth | Article in Journal | | 1992 |
| Rashee Old Graveyard, County Antrim | Richmond, Paul | Article in Journal | | 2007 |
| Rathkeale / Newcastle West family roots : exploring family origins in Rathkeale & Newcastle West | | Monograph or Collective Volume | Noel Farrell | 2008 |
| Rathwire Manor 1180 to 1540 | Masterson, Rory | Article in Journal | | 2017 |
| Rawlinson B. 502 : dating the genealogies | Ó Murchadha, Diarmuid | Article in Book | | 2004 |
| Rawlinson B. 502, Lebar Glinne dá Locha and Saltair na Rann | Breatnach, Caoimhín | Article in Journal | | 1997 |
| Re-grafting the ancestral tree, or, tracing your Irish roots | Neill, Kathleen | Article in Book | | 1988 |
| Rear-Admiral Lucius O'Brien, R.N. | O'Brien, Ivor | Article in Journal | | 1993 |
| Rebuke and revision in the early Irish annals : the death notices of Muirchertach mac Ercae (534) and Fínsnechta mac Cellaig (808) | Maney, Laurance J. | Article in Journal | | 2001 |
| Recollections - looking for ancestors in Ireland | Purcell, Margaret | Article in Journal | | 2005 |
| Reconstructing an eighteenth-century Ulster family: the Reas of Magheraknock and Killeen, County Down | Roulston, William J. | Article in Journal | | 2004 |
| 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 almost complete | Tobin, Lois | Article in Journal | | 1996 |
| Records of the Church of Ireland | Refaussé, Raymond | Article in Book | | 1992 |
| Records of the Quit Rent Office | Ellis, Eilish | Article in Book | | 1996 |
| 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 |
| References to emigrants on Co. Down gravestones | Clarke, R. J. | Article in Journal | | 1983 |
| Reflections on changing times | Waddell, Robert | Article in Journal | | 2016 |
| Reformatory and industrial schools in Ireland. The missing link in genealogical research? | Merrigan, Michael | Article in Journal | | 1996 |
| Register of freeholders, county Wexford 1833-1841 | | Article in Journal | | 2002 |
| Register of gravestones in old Donagheady burial ground | Todd, DavidTodd, Deirdre | Monograph or Collective Volume | The authors | 1992 |
| Register of pupils at Donacarney school, Co, Meath, in 1873 | Ward, Michael | Article in Journal | | 1984 |
| Register of the Cathedral of St. Patrick, Dublin, 1677-1869 | | Monograph or Collective Volume | Representative Church Body Library | 2007 |
| Register of the parish of Holy Trinity (Christ Church) Cork, 1643-1669 | | Monograph or Collective Volume | Representative Church Body Library | 1998 |
| Register of the parish of St Peter and St Kevin [Dublin], 1669-1761 | | Monograph or Collective Volume | | 1911 |
| Register of voters - 1895. East Wicklow | Flannery, Maeve | Article in Journal | | 1994 |
| Register of wills and inventories of the diocese of Dublin in the time of archbishops Tregury and Walton, 1457-1483 | Berry, H. F. | Monograph or Collective Volume | | 1898 |
| Registers of a Midland parish, 1791-1810: Ballinahown, County Offaly and County Westmeath [with index] | | Article in Journal | | 2012 |
| Registers of successful vaccinations | Fitzsimons, Fiona | Article in Journal | | 2020 |
| Registers of the French conformed churches of St Patrick and St Mary, Dublin | | Monograph or Collective Volume | | 1893 |
| Registers of the French non-conformist churches of Lucy Lane and Peter Street, Dublin | | Monograph or Collective Volume | | 1901 |
| Registers of the parish of St Catherine, Dublin 1636-1915 | | Monograph or Collective Volume | Representative Church Body Library | 2003 |
| Registers of the parish of St. Catherine [Dublin], 1636-1715 | | Monograph or Collective Volume | | 1908 |
| Registry of deeds (Dublin) : abstracts of wills. Vol. 3 : 1785-1832 | | Monograph or Collective Volume | Stationery Office for the Irish Manuscripts Commission | 1984 |
| 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 |
| Regular British army records | Anonymous | Article in Journal | | 1982 |
| Religious census of the parish of Monkstown county Dublin 1766 | Merrigan, Michael | Article in Journal | | 1992 |
| Relocation of Elmbank Cemetery, Toronto, Canada, 2004 | Barber, Doreen née O'Donnell | Article in Journal | | 2006 |
| Remembering all the Orrs : the story of the Orr families of Antrim and their involvement in the 1798 rebellion | Foy, R. H. | Monograph or Collective Volume | Ulster Historical Foundation | 1999 |
| Remembering Lord Walter Fitzgerald | Crawford, Hugh | Article in Journal | | 2019 |
| Remembrance: the eleventh hour, 1914-1918 | | Monograph or Collective Volume | Kildare Library & Arts Service|County Kildare Decade of Commemorations Committee | 2018 |
| Report on research activities in Ireland, 1985-1986 | Byrne, Michael | Article in Journal | | 1986 |
| Research enquiries | | Article in Journal | | 2008 |
| Research enquiries | | Article in Journal | | 2010 |
| Research in Ireland | Ainsworth, John F. | Article in Journal | | 1939 |
| Research notes : Coleman papers collection | Parrish, Marilyn M. | Article in Journal | | 2001 |
| Researching ancestors killed in World War I. Irish sources | Lécane, Philip | Article in Journal | | 1995 |
| Researching Belfast Jewish families, c.1850-c.1930 | McIlveen, PamelaRoulston, William J. | Article in Journal | | 2004 |
| Researching British and Irish ancestors on The Origins Network | Hewitt, Jane | Article in Journal | | 2006 |
| Researching Charles Henry Williams | Goodwillie, John | Article in Journal | | 2017 |
| Researching Down ancestors : a practical guide for the family and local historian | Maxwell, Ian | Monograph or Collective Volume | Ulster Historical Foundation | 2004 |
| Researching Family History | Martyn, Adrian | Article in Book | | 2000 |
| Researching Huguenot settlers in Ireland | Costello, Vivien | Monograph or Collective Volume | [Vivien Costello] | 2007 |
| Researching into Armagh ancestors : a practical guide for the family and local historian | Maxwell, Ian | Monograph or Collective Volume | Ulster Historical Foundation | 2000 |
| Researching Irish ancestry in Liverpool | McCann, Jo | Article in Journal | | 1996 |
| Researching Irish Australians : directory of research | | Monograph or Collective Volume | Ulster Historical Foundation | 1998 |
| Researching Presbyterian ancestors in Ireland | Roulston, William J. | Monograph or Collective Volume | Ulster Historical Foundation | 2020 |
| Researching Scots-Irish ancestors : the essential genealogical guide to early modern Ulster, 1600-1800 | Roulston, William J. | Monograph or Collective Volume | Ulster Historical Foundation | 2005 |
| Researching your ancestors in the North of Ireland : Ballymacarrett Methodist Church and graveyard | North of Ireland Family History Society | Monograph or Collective Volume | North of Ireland Family History Society | 2020 |
| Researching your family tree | O'Sullivan, Marie | Article in Journal | | 2002 |
| Researching your Wicklow ancestors | Sheane, Donald R. | Article in Journal | | 1999 |
| Reshaping the Egan tree | Wearing, Joseph
| Article in Journal | | 2019 |
| Residents of Tullow, 1913 | Anonymous | Article in Journal | | 1987 |
| Resurrecting an ancient chief | Moloney, Gerry | Article in Journal | | 2014 |
| Rethinking the political narrative of medieval Ireland : the hagiographer as witness | Maney, Laurance J. | Article in Journal | | 1995 |
| Retrato de familia sobre fondo de tréboles : Premio Sant Joan Caixa de Sabadell, 2001 | Barbé, Lluís | Monograph or Collective Volume | Muchnik Editions | 2002 |
| 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 |
| Rev. Thomas Kennedy (c.1624-1714), founder and first minister of Carland Presbyterian church | Gray, Jonathan | Article in Journal | | 2017 |
| Review article | Ó Canann, Tomás | Article in Journal | | 2002 |
| Review article. Who do we think we are? Sixty years in the genealogy game | Mullanm, Fintan | Article in Journal | | 2016 |
| Revisiting Glubbdubdrib. Paternal ancestry and DNA | Hamilton, David Ian | Article in Journal | | 2014 |
| Revisiting the origins of Co. Cork Kingstons | Kingston, Gearóid | Article in Journal | | 2011 |
| Richard Grandy : villain or victim of 1798? | Hamilton, David IanMurphy, Hilary | Article in Journal | | 2006 |
| 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 |
| Ringing true: the Bells of Trummery 350 years of an Irish Quaker family | Jackson, Bill | Article in Journal | | 2005 |
| Robert Alkin (1744-1826) and Catherine Wheelock (c.1750-c.1805). A Methodist family of note in nineteenth century Wexford. | Meyer, G. Rex | Article in Journal | | 2010 |
| Robert Burnett Flatman 1903-1974 | Flatman, Richard | Article in Journal | | 2011 |
| Robert Craige's Co. Cavan tenants | De Breffny, Brian | Article in Journal | | 1976 |
| Robert Craige's County Cavan tenants, 1703-4: an update | McShane, Michael | Article in Journal | | 2019 |
| Robert Day: businessman and antiquarian | Lantry, Margaret | Article in Journal | | 2014 |
| Robert Gamble in India, China and Ireland | Gamble, Phyllis | Article in Journal | | 1999 |
| Roddy & Young - lighthouses, lifeboats & lightships | Maguire, Syl | Article in Journal | | 2011 |
| Roger O Ferrall, his family background and 'Linea Antiqua' | Ó Canann, Tomás | Article in Journal | | 2012 |
| Rogers of Lota and Ashgrove | Ffolliott, Rosemary | Article in Journal | | 1967 |
| Roll of the 2nd Connecticut Volunteer Heavy Artillery, 1861-65 | Toole, Arthur T. | Article in Journal | | 1998 |
| Roman Catholic dispensation records and genealogy in Brooklyn in the nineteenth century | Silinonte, Joseph M. | Article in Journal | | 1998 |
| Roots of the Harper family, Co. Monaghan, Ireland | Harper, Michael J. K. | Article in Journal | | 1989 |
| Rosbercon churchyard | Cantwell, Brian J. | Article in Journal | | 1990 |
| Roscrea parish connections with the O'Learys of Beechwood | Hogan, Flannan | Article in Journal | | 2001 |
| Roscrea's Heritage Centre, 1980-1987 | Cunningham, George | Article in Journal | | 1988 |
| Roster and Genealogy of emigrants from Ireland settled in Chiloé (1700-1900) | Pérez, Pablo A. | Article in Journal | | 2012 |
| Roundwood and the Sharps | De Breffny, Brian | Article in Journal | | 1977 |
| Royal Irish Constabulary Officers : a biographical dictionary and genealogical guide 1816-1922 | Herlihy, Jim | Monograph or Collective Volume | Four Courts | 2005 |
| Royal roots - republican inheritance : the story of heraldry and development of genealogical research in Ireland | Hood, Susan | Article in Journal | | 2005 |
| Saint John county alms and workhouse records | Gleeson, Paul | Article in Journal | | 1995 |
| Saint Patrick's churchyard, Clonfeacle | Wylie, Mona | Article in Journal | | 1993 |
| Saldanha and that elusive Ulster ancestor | McKeane, Ian | Article in Journal | | 1994 |
| Samuel Nelson DMP (1864-1917) | Nelson, Micheál | Article in Journal | | 2024 |
| Samuel Rea 1725 - 1811 : heritage and descendants | Rea, Henry Oliver | Monograph or Collective Volume | Tyrone Printing Co. | 1960 |
| Sandymount and the Herberts | Hussey, M. O. | Article in Journal | | 1971 |
| Scanlon of the barony of Upper Connello, Co. Limerick | De Breffny, BrianEvers, Alicia E. | Article in Journal | | 1972 |
| Scéal ár sinsear : the genealogy of the O Loughran, Mooney and related families to AD 2007 | Ó Luchrain, Tomás | Monograph or Collective Volume | Choice Publishing & Book Services | 2007 |
| Schulze marriage register, 1806-37 | Fitzsimons, Fiona | Article in Journal | | 2020 |
| Scottish Catholic ancestors | Adolph, Anthony | Article in Journal | | 2009 |
| Scully tombstones on the Rock of Cashel | McCan, Anthony | Article in Journal | | 1999 |
| Séamus Mág Uidhir, a scribe of Breifne, and his work | Ó Muraíle, Nollaig | Article in Journal | | 2006 |
| Searching for the birthplace of Molly Keane | Kiely, Karel | Article in Journal | | 2006 |
| Seeking Irish Roots: an introduction to family history | Bell, Kate Denison | Article in Journal | | 2016 |
| Seeking the General's granny | Hayes, Maurice | Article in Book | | 2009 |
| Selskar 18 : the extraordinary lives of ordinary people | The People's College Wexford Genealogy Group | Monograph or Collective Volume | The People's College Wexford Genealogy Group | 2022 |
| Senchas Fer n-Alban | | Article in Journal | | 1971 |
| Senchus Fer n-Alban | | Article in Journal | | 1971 |
| 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 |
| Serving two masters: some perspectives from a shared archivist | Morris, Martin | Article in Journal | | 2011 |
| Seventh-century documents | Byrne, Francis John, 1934- | Article in Journal | | 1967 |
| Seymour of County Galway | Wilkins, David | Article in Journal | | 1998 |
| Shamrocks and shepherds : the Irish of Morrow county | Kilkenny, John F. | Monograph or Collective Volume | [s.n.] | 1968 |
| Sheffield Public Libraries Guide to the manuscript collections in the Sheffield City Libraries | Meredith, R. | Monograph or Collective Volume | NA | 1956 |
| Shipbuilding at Belfast : Workman, Clark and Company, 1880-1935 | Armitage, Andrew | Article in Book | | 1992 |
| Shirleys of Kilkenny and Carlow | Nosov, Anne | Article in Journal | | 2002 |
| Short account of the Nangle family | Nangle, F. E.Nangle, J. F. T. | Monograph or Collective Volume | The authors | 1986 |
| Siblinghood and sociability in nineteenth-century Ulster | Devlin, Shannon | Monograph or Collective Volume | Liverpool University Press | 2025 |
| Simpson's Hospital : an establishment for dispensing hospitality : a genealogical source | Ryan, Christopher | Monograph or Collective Volume | Ballinteer Family History Society | 2000 |
| Síocháin agus fairsing : pax et copia, the Mac Murrough Kavanaghs of Borris | Wynne, G. | Article in Journal | | 2001 |
| Sir Edwin Lutyens: his influences, Irish connections and work | Pitcairn, Amanda | Article in Journal | | 2018 |
| 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 James Fitzgerald of Desmond | Lucey, John Douglas | Article in Journal | | 2016 |
| Sir John French | McGreevy, Ronan | Article in Journal | | 2019 |
| Sir Richard Shee and Margaret Sherlock - a happy marriage? | Harris, Amy Louise | Article in Journal | | 2020 |
| Sir Thomas Phillips of Hammersmith and Limavady | Phillips, Frank | Article in Journal | | 1986 |
| Sketches from the history of the O'Conors in Connacht from earliest times | Mc Donnell-Garvey, Máire | Article in Journal | | 2000 |
| Slave ownership connection with Oldbridge House | Matthews, Brendan | Article in Journal | | 2016 |
| Sleeping with the enemy. Intermarriage between the Butlers of Ormond and the Fitzgeralds of Desmond | McCormack, Anthony M. | Article in Journal | | 2003 |
| 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 |
| Sligo sources of local history : a catalogue of the local history collection, with an introduction and guide to sources | McTernan, John C. | Monograph or Collective Volume | Sligo County Library | 1988 |
| Sliocht Cormaic Mhic Carthaigh, Dúna Goill | Ó Canann, Tomás G. | Article in Journal | | 2003 |
| Small mercy | Attoole, Arthur | Article in Journal | | 1998 |
| Smyth(e) - a Benburb family? | Fraser, Paul William | Article in Journal | | 1997 |
| Some 18th-century Irish tombstones | Longfield, A. K. (Ada Kathleen), 1899-1987 | Article in Journal | | 1943 |
| Some 18th-century Irish tombstones, 3 : James Byrne and his school | Longfield, A. K. (Ada Kathleen), 1899-1987 | Article in Journal | | 1945 |
| Some additional gravestone inscriptions in Kilmore cemetery, county Monaghan | McMahon, TheoMulligan, PatrickO'Neill, Brendan | Article in Journal | | 1985 |
| Some American Bolgers from Rathgeran | Bolger, Garrett | Article in Journal | | 2003 |
| Some American roots in Ireland | Doherty, Paul Martin | Article in Journal | | 1980 |
| Some aspects of the Cox family | McCarthy, Dermot | Article in Journal | | 2013 |
| Some Brazil families | Brazil, Gerard | Monograph or Collective Volume | Brazil Computing | 1991 |
| Some Brooklyn Waldrons | Waldron, Charles E. | Article in Journal | | 1997 |
| Some connecting links between Ireland and the New World from old newspapers | Ffolliott, Rosemary | Article in Journal | | 1970 |
| Some county Leitrim wills | | Article in Journal | | 1960 |
| Some county Leitrim wills and leases, part 2 | O'Connell, Philip | Article in Journal | | 1965 |
| Some Crowleys, musicians in the King of Oudh's band and the native infantry and others in the British army in India | Castlelyn, Mary | Article in Journal | | 2002 |
| Some emigration agents in the north of Ireland in 1912 | McElhinney, Claire | Article in Journal | | 1997 |
| Some entries relating to Scottish militia regiments in the South of Ireland during the Napoleonic Wars | Ffolliott, Rosemary | Article in Journal | | 1971 |
| Some further Irish references in English legal records at the P.R.O., Chancery Lane, London | Christmas, Brian | Article in Journal | | 1987 |
| Some further thoughts on the Irish Wesleys and the Wellesley connection | Gentry, Peter W. | Article in Journal | | 2009 |
| Some Gaelic quality | O'Horan, Patrick | Article in Journal | | 1948 |
| Some inhabitants of the baronies of Newcastle and Uppercross c.1650 | | Article in Journal | | 1993 |
| Some inscriptions from Kells, Co. Meath | Ffolliott, Rosemary | Article in Journal | | 1966 |
| Some interesting tombstones in Danestown, Co. Meath | Cawkhill, FionnualaCawkhill, JohnMoore, Beryl F. E. | Article in Journal | | 1974 |
| 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 immigrant weddings in Nova Scotia 1801-17 | Punch, Terence M. | Article in Journal | | 1974 |
| Some Irish immigrant weddings in Nova Scotia, 1841-1845 | Punch, Terence M. | Article in Journal | | 1977 |
| Some Irish immigrant weddings in Nova Scotia, 1818-25 | Punch, Terence M. | Article in Journal | | 1975 |
| Some Irish immigrant weddings in Nova Scotia, 1826-30 | Punch, Terence M. | Article in Journal | | 1975 |
| Some Irish inscriptions in old burial grounds of New South Wales, Australia | Johnson, Keith A. | Article in Journal | | 1973 |
| Some Irish items relating to the MacDonnells of Antrim | Ó Cuív, Brian | Article in Journal | | 1984 |
| Some Irish items relating to the MacDonnells of Antrim | Ó Cuív, Brian | Article in Journal | | 1984 |
| Some Irish monumental inscriptions in England | Jones, Horace E. | Article in Journal | | 1969 |
| Some late 18th and early 19th century Irish tombstones | Longfield, A. K. (Ada Kathleen), 1899-1987 | Article in Journal | | 1947 |
| Some late 18th and early 19th century Irish tombstones : 6, east county Louth | Longfield, A. K. (Ada Kathleen), 1899-1987 | Article in Journal | | 1948 |
| Some Limerick palatines : in search of myself : looking for family history in Ireland | Reece, Bob | Article in Journal | | 1988 |
| Some lists of mid 18th century linen drapers in south east Ulster | Anonymous | Article in Journal | | 1979 |
| Some MacMahon wills from Clogher diocese | Ó Mórdha, P. | Article in Journal | | 1991 |
| Some marriage announcements from 'The Cork Mercantile Chronicle' for 1806 | O'Connell, W. D. | Article in Journal | | 1944 |
| Some monumental inscriptions from Duleek, Co. Meath | Ffolliott, RosemaryFitzgerald, D. | Article in Journal | | 1967 |
| Some monumental inscriptions from Street, Co. Westmeath | Ffolliott, Rosemary | Article in Journal | | 1969 |
| Some New Zealand McBrides | Duncan, Mary Frances | Article in Journal | | 1993 |
| Some notes on Charles Wye Williams, his family, their life and times | Smyth, Hazel | Article in Journal | | 1996 |
| Some notes on the Crockett Family of Donegal | Mahaffy, Belinda | Article in Journal | | 2004 |
| Some notes on the family of O Hara and their territory of Leyny, Co. Sligo | Ó Muraile, Nollaig | Article in Journal | | 2021 |
| Some notes on the O'Connells of Derrynane | Bary, Valerie | Article in Journal | | 2010 |
| Some notes on two Irish families | Gray, Edward Stewart | Article in Journal | | 1941 |
| Some of the sixty-four ancestors of her majesty the queen | Wagner, Anthony Richard, Sir | Article in Journal | | 1940 |
| Some officers with Irish links from the returns of 1828 | Ward, Cyril | Article in Journal | | 1993 |
| Some old Limerick wills | | Article in Journal | | 1940 |
| Some Protestant householders in the parishes of Ferns and Ballycanew and Killtrisk, Co. Wexford, in the late-eighteenth century | Ffolliott, Rosemary | Article in Journal | | 1981 |
| Some seamen of County Clare birth or descent | Ireland, John de Courcy, 1911-2006 | Article in Journal | | 1991 |
| Some Spanish Terrys of Irish origin | Terry, Kevin | Article in Journal | | 2000 |
| Some tombstone inscriptions in St Nicholas churchyard, Dundalk | Tempest, H. G. | Article in Journal | | 1945 |
| Some Trim Townlands, 1821-1911 | Wynne, Aileen | Article in Journal | | 2024 |
| Somerset Arthur Butler, 5th earl of Carrick, of Mount Juliet. Marguerite Solly-Flood's 'reclusive earl' | KIrwan, John | Article in Journal | | 2014 |
| Sources for Australian research | D'Aran, Joan | Article in Journal | | 1988 |
| Sources for childrem raised in Care in Ireland 1840s to 1990s | Fitzsimons, Fiona | Article in Journal | | 2013 |
| 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 at the Irish Society of Genealogists | Camp, Anthony | Article in Book | | 1993 |
| Sources for Irish genealogy in the India Office records | Thomas, Timothy | Article in Book | | 1993 |
| Sources for local historians | Carter, PaulThompson, Kate, 1948- | Monograph or Collective Volume | Phillimore | 2005 |
| Sources for the identification of emigrants from Ireland to North America in the 19th century, parts 1-3 | Trainor, Brian | Article in Journal | | 1979 |
| Sources for tracing immigrants : Pre-Confederation (1867) Canadian Immigration Records | Betit, Kyle J.O'Regan, Brian | Article in Journal | | 1994 |
| Sources of Irish-American genealogy in New England | Daly, Marie E. | Article in Book | | 1985 |
| Sources of Irish-American genealogy in New England | Daly, Marie E. | Article in Journal | | 1985 |
| Sources of O'Donnell genealogy | Ó Cochlainn, Rupert S. | Article in Journal | | 1986 |
| Spanish archives of primary source material for the Irish: [Part I]|Part II | Fannin, Samuel | Article in Journal | | 2013 |
| Spanish documents relating to Ó Concobhair Failghe, 1761-1776 | Hazzard, Benjamin | Article in Journal | | 2022 |
| Spanish naval cadets of Irish birth or descent | | Article in Journal | | 1982 |
| Spanish naval officers of Irish birth or origin at Ceuta and Melilla | Ireland, John de Courcy, 1911-2006 | Article in Journal | | 1999 |
| Speranza's ancestry : Elgee - the maternal lineage of Oscar Wilde | De Breffny, Brian | Article in Journal | | 1972 |
| Spread of Co. Cork | De Breffny, Brian | Article in Journal | | 1970 |
| 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 Ailbe's heritage : a guide to the history, genealogy and towns of the Archdiocese of Cashel and Emly | Tipperary Heritage Unit | Monograph or Collective Volume | Tipperary Heritage Unit | 1999 |
| St Dympna's graveyard, Downpatrick | Colmer, Albert | Article in Journal | | 1991 |
| St Fursa, the genealogy of an Irish saint—the historical person and his cult | Hamann, Stefanie | Article in Journal | | 2012 |
| St James's cemetery Mallow | Mallow Heritage Centre | Article in Journal | | 1990 |
| St Jarlath's cemetery, Clonfeacle | Dillon, Charles | Article in Journal | | 1989 |
| St Mary's cemetery Mallow | Mallow Heritage Centre | Article in Journal | | 1995 |
| St Mary's church, Thurles. (Gravestone inscriptions) | Ryan, James | Article in Journal | | 1994 |
| St Michan's church and parish : our church. A labour of love through the centuries | Pender, Paddy | Monograph or Collective Volume | | 2011 |
| St Peter's Ballymodan, Bandon, Co. Cork : gravestone inscriptions | Anonymous | Monograph or Collective Volume | Droichead na Banndan Community Cooperative Society | 1985 |
| St Peter's cemetery, Little Bray, Co. Wicklow | | Article in Journal | | 1995 |
| St Peter's cemetery, Little Bray, Co. Wicklow | | Article in Journal | | 1997 |
| St Peters (C of I) Drogheda gravestone inscriptions | Garry, James | Article in Journal | | 1992 |
| St Peter’s church, Donadea. Parish of Clane and Donadea with Caragh, Ballinafagh and Timahoe | Reid, Noel | Article in Journal | | 1995 |
| St. Lorcán, the Ua Tuathail family and Glendalough | Mac Shamhráin, Ailbhe | Article in Journal | | 1998 |
| St. Mary's burial ground, Woodstock North, Athy, Co. Kildare | Riordan, Peter J. | Article in Journal | | 2001 |
| St. Mary's Leixlip gravestone inscriptions | Colgan, John | Article in Journal | | 2003 |
| St. Patrick's Church of Ireland, Granard | Stafford, Richard William | Monograph or Collective Volume | Church of Ireland | 1983 |
| St. Patrick's Church, Stewartstown : gravestown inscriptions | Mayes, Frank | Article in Journal | | 2003 |
| St. Peter's graveyard Portlaoise (Maryborough cemetery) | Vocational School, Portlaoise. 4th year students | Article in Journal | | 2003 |
| Stillorgan to Adelaide and back | Fitzgerald, Michael | Article in Journal | | 2018 |
| Stillorgan to Adelaide and back [Part II] | Fitzgerald, Michael | Article in Journal | | 2019 |
| Stirlings in Scotland, Ulster and America | Mullin, T. H. | Article in Journal | | 1996 |
| Stottiana for 1000 years | Stott, M. D.Stott, W. T. | Article in Journal | | 1952 |
| Strays from the census - Wicklow Town 1911 by John Mahon | Flannery, Maeve | Article in Journal | | 2009 |
| Strays of Irish origin | Poole, Harry | Article in Journal | | 1998 |
| Street names of Belfast | | Article in Journal | | 1996 |
| Study of Kilmaclasser area, church and graveyard | O'Connor, Sal | Article in Journal | | 2000 |
| Succession in the House of Ormonde from the late nineteenth century | Ponsonby, Charles | Article in Journal | | 2016 |
| Succession in twelfth-century Bréifne | Ó Hoireabhárd, Seán | Article in Journal | | 2023 |
| Súgán an dúchais: aistí ar ghnéithe de thraidisiún liteartha Chúige Uladh i gcuimhne ar Dhiarmaid Ó Doibhlin | | Monograph or Collective Volume | Éigse Cholm Cille | 2018 |
| 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 county Cork | Cadogan, Jim | Article in Journal | | 1994 |
| Surnames of County Galway | O'Neill, Thomas Patrick | Article in Journal | | 1994 |
| Surnames of county Laois | Dowling, Francis | Article in Journal | | 1996 |
| Surnames of County Leitrim | Ó Suilleabhain, Seán | Article in Journal | | 1994 |
| Surnames of county Meath | French, Noel E. | Article in Journal | | 1992 |
| Surnames of county Offaly | Kearney, John | Article in Journal | | 1995 |
| Surnames of County Roscommon | McGowan, Eileen | Article in Journal | | 1993 |
| Surnames of County Tipperary | Marnane, Denis G. | Article in Journal | | 1994 |
| Surnames of County Waterford | Walton, Julian | Article in Journal | | 1992 |
| Surnames of County Westmeath | Keaney, Marian | Article in Journal | | 1992 |
| Surnames of County Wexford | Murphy, Hilary | Article in Journal | | 1992 |
| Surnames of County Wicklow | Gorry, Paul | Article in Journal | | 1997 |
| Surnames of the area | Ó hOisín, Cathal | Article in Journal | | 2002 |
| Surprising benefit of I.F.H.S. membership | Davies, PeterWilkins, David | Article in Journal | | 2007 |
| Survey of four main graveyards in Buttevant parish | Burdon, David J.O'Callaghan, Evelyn | Article in Journal | | 1988 |
| Survey of gravestone inscriptions at Churchtown graveyard, Dysert | Connolly, Edmond | Article in Journal | | 1984 |
| Survival! some reflections on Cork Protestant families in the 19th and 20th centuries | D'Alton, Ian | Article in Journal | | 2002 |
| Swaddling John and the Great Awakening | Boyle, Seán | Article in Journal | | 2010 |
| Swanzy will abstracts | Clifford, Andrew J. | Article in Journal | | 1997 |
| Swords family history | Goggins, John | Article in Journal | | 2016 |
| 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 ancestry and relationship to Sir Walter Raleigh | Knight, Ronald D., 1932- | Monograph or Collective Volume | R. D. Knight | 2000 |
| Tablets and headstones in Athboy old graveyard, Co. Meath | Moore, Beryl F. E. | Article in Journal | | 1981 |
| Tartaraghan old graveyard, alias the Toby Hole | Fleming, W. E. C. | Article in Journal | | 1983 |
| Taylors and Fosters | Taylor, Dolores | Article in Journal | | 1994 |
| Teaghlach léannta Mhuintir Uiginn | Ó Muraíle, Nollaig | Article in Book | | 2025 |
| Teallach Cearbhuill : the genealogy of Mac Bradaigh of Cuil Brighde in Cavan | Ó Raghallaigh Mac Bradaigh, Seán | Article in Journal | | 1976 |
| Teampall na Cille : Reilig and tSeanbhaile, Baile na Cille | | Monograph or Collective Volume | An Chomhairle Oidhreachta | 1998 |
| Templeport cemetery inscriptions | Maguire, T. C. | Article in Journal | | 1971 |
| Tenants of J. P. Smith at Gort, Co. Galway in 1805 | Anonymous | Article in Journal | | 1982 |
| Tenants of J. P. Smyth at Gort, Co. Galway in 1805 | Anonymous | Article in Journal | | 1982 |
| Tenants of Omeath 1765 | Mac Íomhair, Diarmuid | Article in Journal | | 1973 |
| Terrys of Cork, 1600-2000 : a local historical perspective | Terry, Kevin | Monograph or Collective Volume | The author | 2005 |
| Testamentary records | O'Hanlon, Lettice Evoryna | Article in Journal | | 1949 |
| Testamentary records | Greeves, J. R. H. | Article in Journal | | 1952 |
| Testamentary records | Reynolds, Henry | Article in Journal | | 1944 |
| Thaddeus Berry, alias Teague O'Barry, of Rumney Marsh (1640?-1718) : an Irish immigrant ancestor | Hager, Michael E. | Article in Journal | | 1994 |
| The "so called" real person who lived at No. 7 Eccles St. | Byrne, Elaine | Article in Journal | | 2004 |
| The 'Annales Cambriae' and old Welsh genealogies from Harleian MS 3859 | Phillimore, Egerton | Article in Journal | | 1888 |
| The 'Babe of Tangier': Field Marshal George Wade (1673-1748) | Ferguson, Kenneth | Article in Journal | | 2016 |
| The 'named' son in late medieval Ireland | Nicholls, K. W. (Kenneth W.) | Article in Book | | 2015 |
| The 'The' : clan chiefs in modern Ireland | Leerssen, J. Th. (Joep) | Article in Journal | | 2008 |
| The 1766 religious census for some county Louth parishes | Ó Fiaich, Tomás | Article in Journal | | 1960 |
| The 1798 Rebellion in Coleraine and district | Hill, Barbara | Article in Journal | | 1998 |
| The 1821 census of Kiltullagh | Duane, John | Article in Book | | 2000 |
| The 1844 marriage act : politico-religious agitation and its consequences for Ulster genealogy | McClintock, Brian | Article in Journal | | 1986 |
| The 18th and 19th century graveyard monuments of Killeevan, Co. Monaghan and Galloon, Co. Fermanagh | Mytum, Harold C. | Article in Journal | | 2003 |
| The 1901 and 1911 censuses - beyond Form A | Paton, Chris | Article in Journal | | 2011 |
| The Agnews of Kilwaughter | Haugseng-Agnew, Jacqueline | Article in Journal | | 2016 |
| 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 ancient and noble family of the Savages of the Ards | Savage-Armstrong, G. F. | Monograph or Collective Volume | | 1888 |
| The ancient origins of the Duggans of Galway | Duggan, Eugene | Article in Journal | | 2002 |
| The annals of Clonmacnoise : being annals of Ireland from the earliest period to A.D. 1408: | | Monograph or Collective Volume | Llanerch | 1993 |
| The Aodh lineage | O'Donoghue, Denis | Article in Journal | | 1971 |
| The appearance, disappearance and re-appearance of Terence Joseph Dunne | O'Shea, Mary Rose | Article in Journal | | 2017 |
| The Arklow war graves | Fitzgerald, Seamus | Article in Journal | | 1992 |
| The Atkins of Mallow | Myers, Kevin | Article in Journal | | 2009 |
| The Auchinlecks of Ulster | Finn, Billy | Article in Journal | | 2011 |
| The Australian share | Harrison, Jennifer | Article in Journal | | 1992 |
| The Averell & Lloyd families of Ireland and Australia | Ottaviano,Pamela Eileen | Article in Journal | | 2011 |
| The Background of the Battle of Tarbga | Mac Niocaill, Gearóid | Article in Journal | | 1976 |
| The Bagenals of Idrone. Chronology | Kavanagh, Myles | Article in Journal | | 2016 |
| The Bakers of Lismacue : a family chronicle | Baker, Augustine F. | Article in Journal | | 1994 |
| The Ballymoney Northern Herald and Ulster General Advertiser : births, marriages and deaths, 1860-1863 | | Monograph or Collective Volume | Northern Ireland Family History Society | 2002 |
| The Bansheanchas - genealogy and women of the Ulster Cycle | Ní Bhrolcháin, Muireann | Article in Book | | 2013 |
| 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 barony of Cahir and the mystery of Joseph Lawrence Butler (1819-1901) | Wood, David | Article in Journal | | 2007 |
| The Basnetts during the 16th and 17th centuries | Percival, S. T. B. | Article in Journal | | 1962 |
| The battle of the Somme | Allen, Dennis | Article in Journal | | 1994 |
| The Bellas family | | Article in Journal | | 2016 |
| 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 Birch family of Birchgrove, parish of Tullylish | McClelland, Aiken | Article in Journal | | 1960 |
| The Birmingham family of Athenry | Knox, H. T. (Hubert Thomas) | Article in Journal | | 1918 |
| The Black Castle of Adare - the history of a medieval castle | Devane, Caitríona | Article in Journal | | 2016 |
| The Blackall line, two branches, one remaining | Goodwillie, John | Article in Journal | | 2017 |
| The Blackneys of Ballyellen | Blackall, Henry, Sir | Article in Journal | | 1958 |
| The Blennerhassetts of Kesh | Cunningham, John B. 1944- | Article in Journal | | 1999 |
| The Bligh family of Brittas, Nobber, Co. Meath, c,1650-1990 | Cruise, Henry | Article in Journal | | 2017 |
| 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 Book of Ballymote : a collection of pieces (prose and verse) in the Irish language compiled about the beginning of the fifteenth century | | Monograph or Collective Volume | Royal Irish Academy | 1887 |
| The Book of Ballymote: a genealogical treasure | Ó Corráin, Donnchadh | Article in Book | | 2018 |
| The book of Irish Jewry | Rosenblatt, Stuart | Monograph or Collective Volume | Stuart Rosenblatt | 2014 |
| The Book of Lismore: manuscript and contents | Murray, Kevin | Article in Journal | | 2021 |
| The book of McKee | McKee, Raymond W. | Monograph or Collective Volume | Hodges Figgis | 1959 |
| The book of Ulster surnames | Bell, Robert | Monograph or Collective Volume | Blackstaff Press | 1994 |
| The book of Ulster surnames | Bell, Robert | Monograph or Collective Volume | Blackstaff Press | 1989 |
| The borough of Thomastown in Irish history, 1520-1652 | Silverman, Marilyn | Article in Journal | | 2001 |
| The Bourne family of county Dublin | Blair, Ruth | Article in Journal | | 2010 |
| The Bourne(s) families of Ireland | Strange, Mary A. | Monograph or Collective Volume | Stramar Corporation | 1970 |
| The Braddells of Mallow | Lynch, Matthew | Article in Journal | | 2005 |
| The Bradys of Cavan | Mac Brádaigh, Seán | Monograph or Collective Volume | The author | 2013 |
| The Bradys of Cavan in history and genealogy | Mac Brádaigh, Seán | Monograph or Collective Volume | Genealogical Society of Ireland | 2002 |
| The Breretons of Carrigslaney | Montague-Smith, Patrick | Article in Journal | | 2007 |
| The Breretons of Carrigslaney, Co. Carlow and New Abbey, Co. Kildare | Montague-Smith, Patrick | Article in Journal | | 1971 |
| The British chronicles | Hughes, David | Monograph or Collective Volume | Heritage Books | 2007 |
| The Brontës : a family history | Cannon, John, 1929- | Monograph or Collective Volume | Sutton | 2007 |
| The Brontes and Arthur Bell Nicholls | O'Sullivan, Betty | Article in Journal | | 2006 |
| The Brontes' Irish roots | Bailey, Bee | Article in Journal | | 1993 |
| The brothers and sisters of Oscar Wilde. | Froggatt, Peter | Article in Journal | | 2014 |
| The Browetts in Kingstown | Browett, Alan | Article in Journal | | 2012 |
| 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 Browns of Trienaltenagh | Cunningham, Jennifer | Article in Journal | | 2013 |
| The Bulfins of Derrinlough, Co. Offaly | White, Anna | Article in Journal | | 2006 |
| The Burkes of Marble Hill | Sadleir, Thomas U. | Article in Journal | | 1913 |
| The Burnells and the penal laws | Blackall, Henry, Sir | Article in Journal | | 1969 |
| The Burns family of Wilmot township : Scotch-Irish folk in Annapolis county | Marble, Allan Everett | Article in Journal | | 1978 |
| 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 family of Kent Island, Maryland and Virginia | Dawsey, Agnes Butler | Article in Journal | | 1976 |
| The Butler Trail. An immersive tourism experience in county Tipperary | Phelan, Marie | Article in Journal | | 2016 |
| The Butlers at Sharnbrook, Bedfordshire | Cockerham, Paul | Article in Journal | | 2003 |
| The Butlers of Aherlow and Owles | Nicholls, K. W. (Kenneth W.) | Article in Journal | | 1969 |
| The Butlers of Kill, County Waterford | Fitzgerald, Ivan | Article in Journal | | 2016 |
| The Butlers of Morocco : a personal reflection | Leyshon, Mercedes | Article in Journal | | 2007 |
| The Butlers of Priestown | Butler, Hubert | Article in Journal | | 1974 |
| The Butlers of Royal Bush | Knowles, Vera | Article in Journal | | 2003 |
| The Butlers of Waterville from salmon weir to grand opera | McMorran, Russell | Article in Journal | | 2012 |
| The Buttlers of Germany : a note on their origins | Butler, Patrick Theobald Tower, 28th baron Dunboyne, 1917-2004 | Article in Journal | | 1968 |
| The Byrne Identity - the Wicklow background of Joyce's Cranly | Hannigan, Ken | Article in Journal | | 2023 |
| 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 Caldwells of Quebec | Cunningham, John B. 1944- | Article in Journal | | 1994 |
| The Caledon Communion Paten | Batchelor, John | Article in Journal | | 2017 |
| The Canadian prime minister : Cavan ancestors! | Ní Sheasnáin, Áine | Article in Journal | | 1985 |
| The candle still burns | Jarvis, Sheila | Article in Journal | | 2011 |
| The Carberys of Castlefreke | Bangerter, Doreen | Article in Journal | | 2012 |
| The Cavens of Denistown House | Connolly, Cyril | Article in Journal | | 2013 |
| The Cavetown Mahons of County Roscommon | Webster, Gillian | Article in Journal | | 1996 |
| The cemetery, Church of Our Lady of the Most Holy Rosary, Midleton, Co. Cork gravestone inscriptions | Troy, B. | Monograph or Collective Volume | B. Troy | 1994 |
| The Cenél Énna in western Meath (Brennan and Groarke families) | Cox, Liam, 1908-2003 | Article in Journal | | 1999 |
| The Cenél nEóghain of Inishowen: Aldfrith of Northumbria's Donegal cousins? | Lacey, Brian | Article in Journal | | 2018 |
| The Chamberlains of Nizelrath : notes on the allied families of Clinton, Aston, O'Doherty and Brownlow | Paterson, T. G. F. | Article in Journal | | 1947 |
| The changing fortunes of the Butlers of Munphin, county Wexford | Butler, Barbara | Article in Journal | | 2014 |
| The charter membership of the Charitable Irish Society | Anonymous | Article in Journal | | 1986 |
| The Chevers family of Monkstown | Anonymous | Article in Journal | | 2006 |
| The Chevers family of Monkstown and Killyan | Cannon, Séamus | Article in Journal | | 2018 |
| The Chief Butlers of Ireland and the House of Ormond : an illustrated genealogical guide | Kirwan, John | Monograph or Collective Volume | Irish Academic Press | 2018 |
| The chief inhabitants of the parishes of St Mary's and St John's, Limerick, in 1813 | Ffolliott, Rosemary | Article in Journal | | 1985 |
| The children of Michael J. and Margaret McGovern (née Clarke) from Baillieborough | O'Callaghan, Carmel | Article in Journal | | 2020 |
| The Christian kings of Connacht | Walsh, Paul, Revd, 1885-1941 | Article in Journal | | 1937 |
| The chronicler of Jewish Ireland | Bofin, Sharon | Article in Journal | | 2010 |
| The church of St John the Baptist, Meelick, Co Clare. Graveyard inscriptions | | Article in Journal | | 1995 |
| The Church of the Latter-day Saints and Irish records | Hunter, Dean J. | Article in Book | | 1993 |
| The Cíarraige Chiefdom Alliance” | Gibson, D. Blair | Article in Journal | | 2017 |
| The clan McNaughton | McNaughton, Duncan | Monograph or Collective Volume | | 1957 |
| The Clancys of Dartry and the Spanish connection | Glancy, Maria | Article in Journal | | 1996 |
| The Clans of Ireland | O'Higgins-Norman, James | Article in Journal | | 2010 |
| The Clans of Ireland | O'Higgins-Norman, James | Article in Journal | | 2010 |
| The clerical lineages of Inis Cathaigh | McInerney, Luke | Article in Journal | | 2013 |
| The Clintons of County Longford | Leahy, David | Article in Journal | | 2006 |
| The closure of Bluebell Graveyard, Inchicore, Co. Dublin 30th June 1873 | Flatman, Richard | Article in Journal | | 2006 |
| 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 Coanes of Ballyshannon | Meehan, Helen | Article in Journal | | 2012 |
| The Coats of Arms at the Bishop's Palace Raphoe, Co. Donegal | Neill, JohnOllardale, Ian Rice | Article in Journal | | 2006 |
| The Colahans : a remarkable Galway family | Ó Cearbhaill, Diarmuid | Article in Journal | | 2002 |
| The Colemans of Swords | Ó Colmáin, Risteard | Article in Journal | | 2006 |
| The Coleraine family of Longford | Mellor, A. S. | Article in Journal | | 1948 |
| The Colleton family and the early history of South Carolina and Barbados, 1646-1775 | Buchanan, John | Monograph or Collective Volume | University of Edinburgh | 1989 |
| The Colpe inscriptions | Garry, James | Article in Journal | | 1992 |
| The complete peerage of England, Scotland, Ireland, Great Britain and the United Kingdom, extant, extinct and dormant, vol. 1 : Ab-Adam to Basing; vol. 2 : Bass to Canning; vol. 3 : Canonteign to Cutts; vol. 4 : Dacre to Dysart; vol. 5 : Eardley to Spalding to Goojerat; vol. 6 : Gordon to Hurstpierpoint; vol. 7 : Husee to Lincolnshire; vol. 8 : Lindley to Moate; vol. 9 : Moels to Nuneham; vol. 10 : Oakham to Richmond; vol. 11 : Rickerton to Sisonby; vol. 12 pt. 1 : Skelmersdale to Towton; [vol. 12] pt. 2 : Tracton to Zouche; vol. 13 : Peers created 1901 to 1938. 13 vols. in 14 | Cokayne, George Edward, 1825-1911Doubleday, H. A.Gibbs, VicaryScott-Ellis, Thomas Evelyn, 8th Baron Howard de WaldenWarrand, DuncanWhite, Geoffrey Henllan, 1873- | Monograph or Collective Volume | | 1910 |
| The Composition of Connacht : an ancillary document from Lambeth Palace | McInerney, Luke | Article in Journal | | 2011 |
| The Connaught Rangers | McHugh, Anna | Article in Journal | | 1993 |
| The connection between the Scottish clan MacQueen and the Irish clan MacSweeney | Sweeney, R. M. | Article in Journal | | 1962 |
| The connection between the Stuarts of Castlestuart and the O'Neills | King, R. G. S. | Article in Journal | | 1937 |
| 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 convert rolls | | Monograph or Collective Volume | Stationery Office for the Irish Manuscripts Commission | 1981 |
| The Cootes of Cootehill | Cassidy, Patrick | Article in Journal | | 2001 |
| The Copes of Loughgall | Wylie, Mona | Article in Journal | | 2012 |
| The Copper Penrose collection | Murray, Peter | Article in Journal | | 2008 |
| The Corballis family of Nuttstown Co. Dublin and Rosemount, Roebuck and Donnybrook | O'Donoghue, David | Article in Journal | | 2007 |
| The Corbetts of Bunratty | Ó Cathaoir, Brendan | Article in Journal | | 2011 |
| The Cord cemetery : historical tombstone transcriptions | Garry, James | Monograph or Collective Volume | Old Drogheda Society | 1999 |
| The Cork directory, 1787 | Lucas, Richard | Article in Journal | | 1968 |
| The Cork Library Society of 1801 | Kennedy, Máire | Article in Journal | | 1989 |
| The Corrs of Durham | Corr, Edmond A. | Article in Journal | | 2019 |
| The Cottingham family (1500-1875) | Griffith, W.S. | Article in Journal | | 2009 |
| The Coulters of Silverbridge | Cumiskey, Mary | Article in Journal | | 2011 |
| The county of Cork | Anonymous | Article in Journal | | 1983 |
| The couple on our website | Conlon, Tom | Article in Journal | | 2015 |
| The Creaser family of Townrath | Todd, James F. | Article in Journal | | 2001 |
| The Cromies of Portstewart | Cromie, A. S. | Article in Journal | | 1996 |
| The Crommelins and the Glens | McSparran, Malachy | Article in Journal | | 2014 |
| The Crosbies of Cork, Kerry, Laois and Leinster | Keane, Michael Christopher | Monograph or Collective Volume | self published | 2021 |
| The Crowe gentry of County Clare: a forgotten branch | Crowe, Philip | Article in Journal | | 2017 |
| The Crowe gentry of County Clare: origins and history | Crowe, Philip | Article in Journal | | 2016 |
| The Cullen family | Cullen, Sean | Article in Journal | | 2013 |
| The Cullen/O'Cullen family name | Murphy, Hilary | Article in Journal | | 2001 |
| The Cunningham family of Ballybofey | Knox, Ivan | Article in Journal | | 2010 |
| The curse of the Irish famine : Extracts from the Galway Vindicator, 1847-49 | Lacey, Audrey | Article in Journal | | 1995 |
| The Cusack family of Counties Meath and Dublin | Gallwey, H. D. | Article in Journal | | 1980 |
| The D'Oliers of Dublin city | Murphy, Fergus | Article in Journal | | 2018 |
| The Daly chronicle : extracts selected and introduced by the editor of "The Irish Genealogist" | | Article in Journal | | 2002 |
| The Davies family in the Customs and Excise | Davies, Peter | Article in Journal | | 2011 |
| The Davisons of Knockboy, Broughshane, County Antrim | Davison, Alexander | Monograph or Collective Volume | Black Eagle | 1995 |
| The de Birminghams, Barons of Athenry: a revised and spplemented lineage | Mohr, Paul | Article in Journal | | 2015 |
| The de Birminghams, barons of Athenry: a suggested outline lineage, from first to last | Mohr, Paul | Article in Journal | | 2011 |
| The de la Chapelle or Supple or de Capel-Brooke families of Cork, Limerick and Kerry | McCotter, Paul | Article in Journal | | 2013 |
| The de Montfort family from c. 1700 to 2010 | De Montfort, Henry,Morris, Martin | Monograph or Collective Volume | Dundalgan Press | 2011 |
| The de Ridelesfords, [1] | Brooks, E. St. J. | Article in Journal | | 1952 |
| The de Verdun family in England, Ireland and Wales, 1066-1316: a study | Hagger, Mark | Thesis | | |
| The Dease family of Coole, County Westmeath | Moran, Róisín | Article in Journal | | 2017 |
| The Delamain family in Ireland | Parkinson, Danny | Article in Journal | | 1996 |
| The Dempsey family, High Street, Tuam | Dempsey, Michael | Article in Journal | | 2010 |
| 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 the Very Rev. Rowland Davies, LL.D., dean of Cork | Jones, Horace E. | Article in Journal | | 1966 |
| The descent of the Somervilles of Drishane, Co. Cork | Charles-Edwards, Gifford | Article in Journal | | 1979 |
| The Devereux of the Leap, county Wexford and of Utica, New York | Kernan, John Devereux | Article in Journal | | 1972 |
| The Devlins of Westbury House and Clonmore House | Healy, John | Article in Journal | | 2021 |
| The devout priest & devoted patriot Fr Albert Bibby OFM Cap. 1877-1925 | Kavanagh, Myles | Article in Journal | | 2017 |
| The Dexters of Dublin and Annfield, Co. Kildare | Montague-Smith, Patrick | Article in Journal | | 1970 |
| The Diary of Edward Tipping, 1826-1896 | Tipping, Edward | Article in Journal | | 2014 |
| The dictionary of Irish family names | Grehan, Ida | Monograph or Collective Volume | Roberts Rinehart | 1997 |
| The difficulties in coping with parish registers as a genaelogical source | O'Connor, Thomas, of County Kerry | Article in Journal | | 1992 |
| The Dillon peerages | Dillon, Gerard | Article in Journal | | 1958 |
| The Dillons of Carlow | Davidson-Houston, W. E. C. | Article in Journal | | 1962 |
| The Dillons of Lismullen - a Meath landed family | French, Noel E. | Article in Journal | | 2014 |
| The Dillons: a Mayo family in history | Dillon, John M. | Article in Book | | 2014 |
| The diocesan records of Cloyne, Co. Cork : an unlikely source of genealogical significance in the Representative Church Body Library, Dublin | Hood, Susan | Article in Journal | | 1997 |
| The dispossessed landowners of Ireland, 1664 | Anonymous | Article in Journal | | 1972 |
| The distribution of the O'Mahonys in Co. Cork. An analysis of Griffith's Valuation, c.1850 | Hickey, Nora | Article in Journal | | 1993 |
| The Donnellans of Lomaunagh - how recently available records helped connect long lost cousins | Curley, Martin | Article in Journal | | 2014 |
| The Doorleys of Lullymore (1798 in Co. Kildare) | Kelly, Martin J. | Article in Journal | | 1972 |
| The Dowlings or Doolans of Carricknaughton, Athlone | Dowling, Eamonn | Article in Journal | | 2009 |
| The Downes of Kilmacud | Dickson, Madeleine | Article in Journal | | 2013 |
| The downfall of the O'Ferralls of Mornine, c. 1680-c. 1780 | O'Ferrall, Fergus | Article in Book | | 2010 |
| The downfall of the Woods family | Madden, Gerard | Article in Book | | 1993 |
| The DuBédat story : Killiney to Kommetjic | Wootton, Maria | Monograph or Collective Volume | Tram Cottage | 1999 |
| The Dublin armorial of Scottish nobility: G.O MS 36 Scottish Nobility E. | | Monograph or Collective Volume | Heraldry Society of Scotland with assistance from the St. Andrews Fund for Scots Heraldry | 2006 |
| The Dublin Metropolitan police : a complete alphabetical list of officers and men, 1836-1925 | Herlihy, Jim | Monograph or Collective Volume | Four Courts | 2001 |
| 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 Duffy publishing family | Brennan, John | Article in Journal | | 2013 |
| The Dunboyne Grand Treasurer Jewel | Bashford, Robert | Article in Journal | | 2016 |
| The Duncan clan, Kildoney, Ballyshannon, Co. Donegal | | Monograph or Collective Volume | [Duncan family?] | [2009] |
| The dynastic ramifications of the Geraldines | MacCotter, Paul | Article in Book | | 2016 |
| 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 Geraldine knights of Kerry | MacCotter, Paul | Article in Journal | | 2016 |
| The early Celtic idea of history and the modern historian | Hughes, Kathleen Winifred | Monograph or Collective Volume | Cambridge University Press | 1977 |
| The early history of Knowth | Swift, Catherine | Article in Book | | 2008 |
| The early history of Leinster | Ryan, John, SJ | Article in Journal | | 1948 |
| The early Irish Comyns | Brooks, E. St. J. | Article in Journal | | 1956 |
| The early Irish settlers in the town of Gardner | Gearan, Marie Margaret | Monograph or Collective Volume | Fitchburg | 1932 |
| The early Keatings | Nicholls, K. W. (Kenneth W.) | Article in Journal | | 1976 |
| The East Ulster bardic family of Ó Gnímh | Cunningham, BernadetteGillespie, Raymond | Article in Journal | | 1984 |
| The Edgeworths | Meade, Miriam Hyland | Article in Journal | | 1990 |
| The Edinburgh synchronisms of Irish kings | Boyle, Alexander | Article in Journal | | 1971 |
| The Edwards family of Oldcourt, Bray and Knockrobin, Wicklow | O'Reilly, Vincent | Article in Journal | | 2019 |
| The Egans of Curraghboy : their direct descendents and family connections | Egan, Edward | Monograph or Collective Volume | Edward Egan | 2009 |
| The Elringtons in Ireland | O'Hanlon, Lettice Evoryna | Article in Journal | | 1941 |
| The Elwood family of county Mayo | Clesham, Brigid | Article in Journal | | 1983 |
| The emergence of 'Muintir Chanannáín' in early medieval Donegal | Ó Canann, Tomás G. | Article in Journal | | 2022 |
| The emigrant children of the Vaughan Charitable Charter School, Kesh, Co. Fermanagh | Cunningham, John B. 1944- | Article in Journal | | 1982 |
| The emigrants' return | Kennerk, Barry | Article in Journal | | 2013 |
| The emigration of the Morrisons from County Down | Wickens, Elma | Article in Journal | | 1999 |
| The Emmet family | Meade, Miriam | Article in Journal | | 2003 |
| The end of another line | Ó Laimhin, Peadair | Article in Journal | | 1998 |
| The Eóganachts of Cashel in Kerry: The MacCarthys, the O'Sullivans, the O'Donoghues of the Glens | O'Donoghue, ElizabethO'Donoghue, Tighe, | Article in Journal | | 2014 |
| The Erne family, estate and archive, c.1610-c.1950 | Malcomson, A. P. W. | Article in Book | | 2004 |
| The estate of Gilbert Conry 1853 | Callery, Pat | Article in Journal | | 1999 |
| The estates of the Church family in Coleraine | Kane, Andrew
| Article in Journal | | 2016 |
| The European ancestry of the United States population, 1790 | Purvis, Thomas L. | Article in Journal | | 1984 |
| The European development of the family of Taaffe, 1641-1769 | O'Neill, James | Thesis | | 1987 |
| The extravagant epitaph of Lady O'Looney: a tale of Galway family relationships | McGuire, Kevin | Article in Journal | | 2016 |
| The families of Corcumroe | Ó Corráin, Donnchadh | Article in Journal | | 1977 |
| The families of French of Duras, Cloghballymore, and Drumharsna, with tabular pedigree | Blake, Martin J. | Article in Journal | | 1918 |
| 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 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 of Barnewall (De Berneval) during the middle ages | Barnwell, S. B. | Article in Journal | | 1959 |
| The family of Dardis | Gallwey, Hubert, 1915- | Article in Journal | | 1976 |
| 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 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 McDermott of Dublin and Ramore, county Galway | Casteleyn, Mary | Article in Journal | | 2005 |
| 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 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 family silver : a memoir of depression and inheritance | O'Brien, Sharon | Monograph or Collective Volume | Chicago University Press | 2004 |
| The famine immigrants : lists of Irish immigrants arriving at the port of New York 1846-1851 | | Monograph or Collective Volume | Genealogical Publishing | 1983 |
| The famine immigrants : lists of Irish immigrants arriving at the port of New York, 1846-1851, vol. 5 : October 1849; vol. 6 : June 1850 - March 1851; vol. 7 : April - December 1851 | | Monograph or Collective Volume | Genealogical Publishing | 1986 |
| The Famine Irish in Newcastle & Co Durham : Sources for Genealogical Research | Duffy, Godfrey | Article in Journal | | 2001 |
| The Farnham manuscripts | Chamney, Anne R. | Article in Journal | | 2004 |
| 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 Fennells of Cahir | Ahern, Michael | Article in Journal | | 2004 |
| The Fermanagh genealogies : a provisional English index to the pedigrees | Moran, T. W. | Article in Journal | | 1976 |
| The final chapter in the House of Galmoy | Butler, Barbara | Article in Journal | | 2016 |
| The Fire King: Capt. Sir Eyre Massey Shaw | Poland, Pat | Article in Journal | | 2021 |
| The Fitzgerald family of Carrigoran, Newmarket on Fergus, county Clare | Jennings, Nicola | Article in Journal | | 2011 |
| The Fitzgeralds of Iverk, 1169-1319 | Fayle, Robert Douglas | Thesis | | 2001 |
| The Fitzmaurices of Kerry | Nicholls, K. W. (Kenneth W.) | Article in Journal | | 1970 |
| The Flanagan family : Monaghan to Rhode Island | Flanagan, Joyce | Article in Journal | | 2013 |
| The Flannerys in America | Haas, Jim | Article in Journal | | 1995 |
| The Fortescues of County Louth | Ó Néill, Pádraig | Article in Journal | | 1999 |
| 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 Founder's legacy, Wallace Clare, they called Kim Bubbles when he was a little boy | Egan, John | Article in Journal | | 2005 |
| The Four Masters and their work | Walsh, Paul, Revd, 1885-1941 | Monograph or Collective Volume | Three Candles | 1944 |
| The freemen of Wexford in 1776 | Goodall, D. | Article in Journal | | 1977 |
| 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 Frenchs of French Park | French, Maurice | Monograph or Collective Volume | Maurice French | 1999 |
| The Fryer family of Springsure, Western Queensland and their connections to County Carlow | Piddocke, Melanie | Article in Journal | | 2020 |
| The fusion of Anglo-Norman and Gael | O'Dwyer, Michael, Sir | Article in Journal | | 1938 |
| The future of genealogy in Ireland | McCarthy, Tony | Article in Journal | | 1996 |
| The Gaelic chiefs in the Desmond wars : the beginning of the end of the Gaelic order | O'Donoghue/Ross, ElizabethO'Donoghue/Ross, Tighe | Article in Journal | | 2016 |
| The Gaelic families of Donegal | Mac Giolla Easpaig, Fergus | Article in Book | | 1995 |
| The Gaelic historians of the north-west, particularly Séamus Ó Ceallaigh | Lacey, Brian | Article in Journal | | 2016 |
| The Galbraiths of Cappard | Blackall, Henry, Sir | Article in Journal | | 1968 |
| The Galway Militia and the Harrison and Seymour families | Wilkins, David | Article in Journal | | 2012 |
| The Galweys of Munster | Blackall, Henry, Sir | Article in Journal | | 1969 |
| The Galweys of Munster by members of the Galwey/Gallwey family | | Article in Journal | | 2011 |
| 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 Office and its records | Grenham, John | Article in Book | | 1998 |
| The genealogical records of the Mormon church | Olivio, Lorna A. | Article in Journal | | 1987 |
| The genealogical section of the Psalter of Cashel | Jaski, Bart | Article in Journal | | 2003 |
| The genealogical value of the Ordnance Survey memoirs | Wack, Mary | Article in Journal | | 2009 |
| The genealogies of Leinster as a source for local cults | Bhreathnach, Edel | Article in Book | | 2001 |
| The genealogies, tribes and customs of Hy Fiachrach, commonly called O'Dowda's country | | Monograph or Collective Volume | | 1844 |
| The genealogy and rulers of Eile Ó Cearbhaill | O'Carroll, S. | Article in Journal | | 1987 |
| The genealogy of Émín (e) in the Book of Leinster | Poppe, Erich | Article in Journal | | 1989 |
| The genealogy of Gruffudd ap Cynan | Thornton, David E. | Article in Book | | 1996 |
| The genealogy of James and Edmond Byrne of Dublin | Gallwey, H. D. | Article in Journal | | 1965 |
| The Genealogy of James Wolfe | Wagner, Anthony R. | Article in Journal | | 2015 |
| The genealogy of Mag Shamhradháin | MacBrádaigh, Seán | Article in Journal | | 2010 |
| The genealogy of the Anglo-Norman Lynches who settled in Galway | McNulty, Paul | Article in Journal | | 2010 |
| The genealogy of the O'Byrnes of Ranelagh | Nicholls, K. W. (Kenneth W.) | Article in Journal | | 1998 |
| 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 genealogy of Walter Tobin and his family | Anonymous | Article in Journal | | 1883 |
| The general advancement of the country : Clare and the census returns of 1841 and 1851 | Flynn, Pat | Article in Journal | | 1993 |
| The gentlemen O'Reillys of the old family | Curran, Mary T.
| Article in Journal | | 2017 |
| The geography of Deise surnames | Burtchall, Jack | Article in Journal | | 1994 |
| 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 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 Godleys of Killegar | Kilbracken, John | Article in Book | | 2001 |
| The Goodbody family of Ireland | Goodbody, M. I. A. | Monograph or Collective Volume | The author | 1980 |
| The Gordons of Salterhill and their Irish descendants | Bulloch, J. M. | Monograph or Collective Volume | | 1910 |
| The governor's story | O'Reilly, Stan J. | Article in Journal | | 2006 |
| The grandchildren of Edward Lovett Pearce | Tipple, Fíona | Article in Journal | | 2014 |
| The Grant families of Ulster and the Pale : a brief survey | Grant, A. P. | Article in Journal | | 1972 |
| The graveston inscriptions of Co. Cork, 2, 3 | Henchion, Richard | Article in Journal | | 1968 |
| The gravestone inscriptions at St. Anne's church of Ireland, Ballyshannon | Begley, Anthony | Article in Journal | | 1982 |
| The gravestone inscriptions of Co. Cork - 1 | Henchion, Richard | Article in Journal | | 1967 |
| The gravestone inscriptions of Co. Cork - XIV | Henchion, Richard | Article in Journal | | 1988 |
| The gravestone inscriptions of Co. Cork : 11, Clonmult burial ground | Henchion, Richard | Article in Journal | | 1976 |
| The gravestone inscriptions of Co. Cork : xv | Henchion, Richard | Article in Journal | | 1989 |
| The gravestone inscriptions of Co. Cork : xvi | Henchion, Richard | Article in Journal | | 1990 |
| The gravestone inscriptions of Co. Cork, 10 : Dangan-Donovan burial ground | Henchion, Richard | Article in Journal | | 1974 |
| The gravestone inscriptions of Co. Cork, 2:Clonmult burial grounnd | Henchion, Richard | Article in Journal | | 1977 |
| The gravestone inscriptions of Co. Cork, 4 | Henchion, Richard | Article in Journal | | 1973 |
| The gravestone inscriptions of Co. Cork, 4, 5 | Henchion, Richard | Article in Journal | | 1969 |
| The gravestone inscriptions of Co. Cork, 8 : Dunderrow burial ground | Henchion, Richard | Article in Journal | | 1971 |
| The gravestone inscriptions of Co. Cork, 9 | Henchion, Richard | Article in Journal | | 1973 |
| The gravestone inscriptions of St John the Baptist cemetery, Midleton, Co. Cork | Henchion, Richard | Monograph or Collective Volume | Cloyne Literary and Historical Society | 2009 |
| The graveyards of the parish, part 3 : St. Fintan's cemetery | Seery, Séamus | Article in Journal | | 2003 |
| The graveyards of west Mayo | Cantwell, Ian T. | Article in Journal | | 1990 |
| The Gray family of Claremorris, Co, Mayo | Ruttledge, Thomas Ormsby | Article in Journal | | 1989 |
| The great marriage book of Inishowen Vol 1 : 1845-1870 | Ó Dochartaigh, Seoirse | Monograph or Collective Volume | Seoirse Ó Dochartaigh | 2021 |
| The great marriage book of Inishowen Vol II : 1871-1901 | Ó Dochartaigh, Seoirse | Monograph or Collective Volume | Seoirse Ó Dochartaigh | 2022 |
| The Grehans of Lehaunstown | Byrne, Declan | Article in Journal | | 1998 |
| The Grehans of Lehaunstown | Byrne, Declan | Article in Journal | | 1997 |
| The Griffith family | Griffith, W. S. | Article in Journal | | 1997 |
| The Griffith family | Griffith, W. S. | Article in Journal | | 1996 |
| The Griffiths of Millicent, county Kildare | Heffernan, Jim | Article in Journal | | 2012 |
| The Guinness family; arranged by M. Galwey | | Monograph or Collective Volume | Lund Humphries | 1953 |
| The Guinness legend | Guinness, Michele | Monograph or Collective Volume | Hodder and Stoughton | 1989 |
| The Hacketts of Kilkenny (1792-1963) | | Article in Journal | | 2015 |
| The Hadsors and some other Louth exiles in France and Spain | Walsh, Micheline | Article in Journal | | 1977 |
| 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 Hamiltons of Killyleagh | Maginnis, Hilary | Article in Journal | | 1997 |
| The Handcocks of Carantrila Park | CorlessCatherine | Article in Journal | | 2011 |
| The Harmans of Cork | Ffolliott, Rosemary | Article in Journal | | 1967 |
| The Harold-Barrys of Doneraile, brothers, cousins, nephew and uncle, in arms | Linehan, Barry | Article in Journal | | 2016 |
| The Harshaw Diaries | Ferriss, Tim | Article in Journal | | 2009 |
| The Hartys of Springfield | Williams, Guy St. John | Monograph or Collective Volume | Independently published - Guy St. John Williams | 2020 |
| The Harvey families of Inishowen, co. Donegal and Maen, co. Cornwall. 2 vols. | Harvey, G. H. | Monograph or Collective Volume | | 1927 |
| The headstone inscriptions of Ardagh cemetery, Co. Limerick | McMahon, Terry | Article in Journal | | 1995 |
| The hearth money rolls for the baronies of Tullyhunco and Tullyhaw, Co. Cavan | | Article in Journal | | 1960 |
| The hearth money rolls of Co. Kilkenny | Walton, Julian | Article in Journal | | 1975 |
| The Heffernan family in Glasthule Buildings | Keegan, Anne | Article in Journal | | 2016 |
| The Hennings of Newry | McClelland, Norman P.Wright, Uel | Monograph or Collective Volume | Norman P. McCleland | 2011 |
| The Herberts of Muckross | O'Hare, Patricia | Article in Journal | | 2001 |
| The Herdmans of Sion Mills and their connection with the Rosses | Boner, Seán | Article in Journal | | 2009 |
| The Hewetsons or Hewsons of County Carlow. Closutton, Clorusk, Royal Oak, Rathvilly, Tullow and Carlow | Kavanagh, Myles | Article in Journal | | 2018 |
| 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 hidden graveyard : Church of the Holy Evangelists, Parish of Carnmoney, Church Road, Newtownabbey (Memorials in graveyard. No.1), | North of Ireland Family History Society. Newtownabbey Branch | Monograph or Collective Volume | North of Ireland Family History Society | 2008 |
| The Hildebrands of Westport, Ireland | Joyce, Richard | Article in Journal | | 2014 |
| The historian's microscope : genealogy and social history in the county of Wexford | Goodall, David | Article in Journal | | 1996 |
| The historical content of Caithreím Ceallachaín Chaisil | Ryan, J. | Article in Journal | | 1941 |
| The historical content of the 'Caithreim Ceallachain Chaisil' | Ryan, John | Article in Journal | | 1941 |
| The history and people of Stillorgan House | Kennedy, JoeKirkpatrick, Barbara | Article in Journal | | 2017 |
| The history of Cramer's Grove, Ballyfoyle, County Kilkenny | Seaver, Peter | Article in Journal | | 2021 |
| The history of the descendants of Ir | Dobbs, M. E. (Margaret E.), 1871-1962 | Article in Journal | | 1921 |
| The history of the world in the Book of Ballymote | Boyle, Elizabeth | Article in Journal | | 2018 |
| The Holmes of Mallow, Ballyhoura, Kilmallock and Isle of Wight | Twomey, Dermot | Article in Journal | | 2009 |
| The honey meadow and beyond : a history of the Lucas family | Morris, Jean M. | Monograph or Collective Volume | Greengage | 2002 |
| The Hosty's of the Square, Tuam | Farrell, PatLaheen, Maurice | Article in Journal | | 2009 |
| The Huguenot cemetery in Dublin | Fahie, Norah | Article in Journal | | 1994 |
| The Huguenots in Lisburn : an extract from Blaris parish register | | Article in Journal | | 1984 |
| The hunting of the Clarke | Steemson, Michael | Article in Journal | | 2013 |
| The IGP : a tourist agenda for genealogy | Tunney, John | Article in Journal | | 1990 |
| The Illies and environs in the 19th Century | MacLochlainn, Gearóid | Article in Journal | | 2013 |
| The immediate predecessors of Dermot MacMurrough | Furlong, Nicholas | Article in Journal | | 1972 |
| The India Callaghans | Gabb, Alfred D. F. | Article in Journal | | 1995 |
| The inscriptions of Killanny old cemetery | Ó Mearáin, Pádraig | Article in Journal | | 1966 |
| The inscriptions of Magheross cemetery | Ó Mearáin, Pádraig | Article in Journal | | 1963 |
| The international gathering of the clan O'Neill (June 1991) and Hugo O'Neill's ancestry | Anonymous | Article in Journal | | 1989 |
| The Irish abroad | Lawrence, N. | Article in Journal | | 1987 |
| The Irish ancestry of Theodore Roosevelt | O'Brien, Michael J. | Article in Journal | | 1918 |
| The Irish Barters | Ffolliott, RosemaryLeader, Michael | Article in Journal | | 1961 |
| 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 collection at the New England Historic Genealogical Society | Daly, Marie E. | Article in Book | | 1993 |
| The Irish community in the Basque Country c.1700-1800 | Cagigal, Ekain | Article in Journal | | 2012 |
| The Irish Diaspora : the larger context | Mulligan, William H. | Article in Journal | | 2006 |
| The Irish Diaspora, a challenge for genealogists | Jennings, Stanley | Article in Journal | | 2011 |
| The Irish dragoons in the Amerian civil war | Garland, J. L. | Article in Journal | | 1950 |
| The Irish family and local history handbook | Blatchford, ElizabethBlatchford, Robert | Monograph or Collective Volume | Robert Blatchford | 2012 |
| The Irish genealogical project | Walsh, John | Article in Journal | | 1991 |
| The Irish genealogies as an onomastic source | Ó Muraíle, Nollaig | Article in Journal | | 1992 |
| The Irish in America : a guide to the literature and the manuscript collections | Blessing, Patrick J. | Monograph or Collective Volume | Catholic University of America Press | 1992 |
| The Irish in Bristol in 1851 : a census enumeration | Large, David | Article in Book | | 1985 |
| The Irish in Holyhead - a miscellany | Merrigan, Michael | Article in Journal | | 1999 |
| The Irish in New Zealand | Akenson, Donald Harman | Article in Journal | | 1989 |
| The Irish in South America | MacLoughlin, Guillermo | Article in Book | | 1993 |
| The Irish in the Peruvian Andes | Sheen, Rosario | Article in Journal | | 2006 |
| The Irish in us : Irishness, performativity, and popular culture | | Monograph or Collective Volume | Duke University Press | 2006 |
| The Irish influence on some Welsh personal names | Foster, I. L. | Article in Book | | 1940 |
| The Irish Kennedys who moved eastward: to baronies adjacent to Ormond | Kennedy, Brian Patrick | Monograph or Collective Volume | The Author | 2019 |
| The Irish Law Times and Solicitors' Journal | Wight, Judith Eccles | Article in Journal | | 2011 |
| The Irish medical family of O'Sheil | Brady, John, d.1963 | Article in Journal | | 1947 |
| The Irish passengers aboard the 'New World', Liverpool-New York, October-December 1853 | Ffolliott, Rosemary | Article in Journal | | 1975 |
| The Irish roots guide | McCarthy, Tony | Monograph or Collective Volume | Lilliput Press | 1993 |
| The Irish Rossiter ancestors and their worldwide descendants and connections | Merryweather, Kathleen (née Green) | Monograph or Collective Volume | Irish Ancestors 4U | 2009 |
| The Irish Sea-Officers of the Royal Navy, 1793-1815 | Brown, Anthony Gary | Article in Journal | | 1999 |
| The Irish settlements in south-west Wales : a topographical approach | Richards, Melville | Article in Journal | | 1960 |
| The Irwins of Newtownmountkennedy | Jennings, Robert | Article in Journal | | 2004 |
| 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 Jenings family of Ironpool | Kirwan, Michael | Article in Journal | | 2014 |
| The John Ivory School, New Ross | Quane, Michael | Article in Journal | | 1950 |
| The Joly family - Jaspar Robert Joly and the National Library | Henchy, Patrick | Article in Journal | | 1977 |
| The Jones of Drombeg, Glandore | Hayes, Mary (1995) | Article in Journal | | 2010 |
| The Joyces of Merview. Part III | Mark, Gordon St. George | Article in Journal | | 1995 |
| The Joyces of Merview. Part IV | Mark, Gordon St. George | Article in Journal | | 1999 |
| The Kavanaghs : kings of Leinster | Kavanagh, Art | Monograph or Collective Volume | Irish Family Names | 2003 |
| The Kavanaghs, 1400-1700 | Nicholls, K. W. (Kenneth W.) | Article in Journal | | 1981 |
| The Keelys and Kingstown. An old connection | Byrne, Declan | Article in Journal | | 1995 |
| The Kehoes of Williamstown. A femily's ancestry in the context of local and national historic events | Kehoe, Patrick | Article in Journal | | 2013 |
| The Kelly's, Burkes and Shea's of the Massachusetts line | O'Brien, Michael Joseph | Article in Journal | | 1922 |
| The Kellys of the Tuam Herald | Beirne, Anne | Article in Journal | | 2012 |
| The Kennedy family of Cultra | Carragher, Fionnuala | Article in Journal | | 2001 |
| The Kennedys of Massachusetts | Galvin, Edward L. | Article in Book | | 1985 |
| The Kennedys, Ireland and Irish America | Ahtes, John H. | Article in Journal | | 1991 |
| The Kilcloney eviction. A south Carlow tenant family's struggle to hold onto their homestead in late 19th century Ireland | Kinsella, Mick | Article in Journal | | 2020 |
| The Kildare family of Col. Wentworth Cavenagh | Becket, DianaCavanagh, Cathal | Article in Journal | | 2006 |
| The Kildrumfertan epitaphs | O'Connell, Philip | Article in Journal | | 1965 |
| The killing fields of the 1798 Rebellion | Pielou, Leslie | Article in Journal | | 1998 |
| The Killyfaddy, County Armagh connection to the House of York | Kilpatrick, Alison | Article in Journal | | 2017 |
| The Kiltimagh Feericks : farming families in Mayo 1840-1940 | Feerick, Aiden | Monograph or Collective Volume | Independently published - Aiden Feerick | 2023 |
| The Kimmage family from Ireland - an overview | Irwin, DeirdreKimmage, Christopher | Article in Journal | | 2010 |
| The Kings of King House : the story of the descendants of Sir John King of Boyle and their estates at Mitchelstown, Rockingham and Newcastle | King-Harman, Anthony Lawrence | Monograph or Collective Volume | Anthony Lawrence King-Harman | 1996 |
| The Kings of the Reputed Descendants of Lóegaire of Tara c.642-1160 | Moore, Eoghan | Article in Journal | | 2024 |
| The Kings, earls of Kingston : an account of the family and their estates in Ireland between the reigns of the two Queens Elizabeth | King-Harman, R. D. | Monograph or Collective Volume | NA | 1959 |
| The Kirwans | Golding, Patrick | Article in Journal | | 1994 |
| The Kirwans of Gardenfield | Kirwan, Michael | Article in Journal | | 2013 |
| The Kirwans of the Galway City and County and of the County of Mayo | Kirwan, Michael | Article in Journal | | 2013 |
| The Knightage of Great Britain and Ireland | Burke, J. B. (John Bernard), SirBurke, John, 1787-1848 | Monograph or Collective Volume | Edward Churton | 1841 |
| The knights of Glin : seven centuries of change | | Monograph or Collective Volume | Glin Historical Society | 2009 |
| The Knights Templar in Ireland | Marmion, William F. K. | Article in Journal | | 1999 |
| The Lalors of Tenakill, 1767-1893 | O'Brien, Michael Gerard | Thesis | | 1987 |
| The landed families of Ballybrown | Potter, Matthew | Article in Journal | | 2018 |
| The landed gentry and aristocracy of Co. Meath, Vol. 1 | Kavanagh, Art | Monograph or Collective Volume | Irish Family Names | 2005 |
| The landed gentry of Ireland | | Monograph or Collective Volume | Burke's Peerage | 1958 |
| The landed gentry of Ireland | Burke, J. B. (John Bernard), Sir | Monograph or Collective Volume | Harrison | 1858 |
| The Lanesborough Butlers and Irish Freemasonry | Rayment, Leigh | Article in Journal | | 2016 |
| The Laois origins and continuing presence in Kerry of the Moores, Kellys, Dowlings, Lawlors, Dorans, Deevys or Dees and McEvoys | Keane, Michael Christopher | Article in Journal | | 2016 |
| The last Butler | O'Sullivan, T. F. | Article in Journal | | 1991 |
| The last earls of Barrymore, 1769-1824 | Robinson, J. R. | Monograph or Collective Volume | | 1894 |
| The last great Irish genealogist | O'Dowd, Peadar | Article in Journal | | 1996 |
| The last MacWilliam Bourke, 1595-1604 | Hazard, Benjamin | Article in Journal | | 2023 |
| 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 Lavin Sept | Lavin, Patrick | Article in Journal | | 2000 |
| The Lawders of the Bass and their descendants | Lawder, C. A. B. | Monograph or Collective Volume | | 1914 |
| The leading Catholics of Waterford in 1792 | Ffolliott, Rosemary | Article in Journal | | 1976 |
| The leaf and the tree : the story of an English family | Skottowe, P. F. | Monograph or Collective Volume | | 1963 |
| The learned family of Ó Cianáin/Keenan | Ó Muraíle, Nollaig | Article in Journal | | 2005 |
| The Leonards of Queensfort | Corless, Catherine | Article in Journal | | 2008 |
| The Leslies of Tarbert, County Kerry, and their forebears | Pielou, P. L. | Monograph or Collective Volume | | 1935 |
| The Leybournes : a family history spanning ten centuries | Ward, Margaret | Monograph or Collective Volume | M. Ward | 2001 |
| The Liam Price notebooks - volume 2 | | Article in Journal | | 2008 |
| The life and times of a family of Crooks | Flatman, Richard | Article in Journal | | 2012 |
| The linen houses of the Lagan Valley : the story of their families | Rankin, Kathleen | Monograph or Collective Volume | Ulster Historical Foundation | 2007 |
| 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 of Lombardstown | Lombard, John | Article in Journal | | 2015 |
| The Lords Baltimore in Ireland and North America: the beginning of an Atlantic world | Lyttleton, James | Article in Journal | | 2013 |
| The Lords of the Isles and Clan Donald and the early kingdom of the Scots | Williams, Ronald | Monograph or Collective Volume | | 1984 |
| The lost colony. Carlow's Huguenot heritage | Kelly, John | Article in Journal | | 2019 |
| The Loughlins and Kingstown | Fletcher, Frances | Article in Journal | | 2018 |
| The Louth Rifles, 1877-1908 | | Monograph or Collective Volume | Dun Laoghaire Genealogical Society | 2000 |
| The M7 motorway historical landscape studies in the history of Ormond | MacCotter, Paul | Article in Journal | | 2018 |
| The Mac Bradaigh chiefs of Teallach Cearbhuill | Mac Bradaigh, S. O. R. | Article in Journal | | 1986 |
| The Mac Coghlans of Delvin Eathra | Cox, Liam, 1908-2003 | Article in Journal | | 1974 |
| The Mac Dermots of Moylurg. Familial origins and connections with Boyle Abbey | O'Reilly, William | Article in Journal | | 1994 |
| The Mac Eochaidh poetic family and theiur patrons 1400 to circa 1700 | Golden, Mary | Article in Journal | | 2017 |
| The Mac Fínín Duibh O'Sullivans of Tuosist and Bearehaven | Lyne, Gerard J. | Article in Journal | | 1976 |
| The MacCoghlans | Nicholls, K. W. (Kenneth W.) | Article in Journal | | 1983 |
| 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 MacLaughlin family | Gamble, Ronnie | Article in Journal | | 2013 |
| The MacMahons of Monaghan | Ó Mórdha, Pilib | Article in Journal | | 1962 |
| The Macnamaras of Doolin and Ennistymon | Mac Mahon, Michael | Article in Journal | | 1993 |
| The MacNeils of Barra and the Irish Franciscans | Campbell, J. L. | Article in Journal | | 1954 |
| 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 Magawlys of Calry, 1.|The Magawleys of Calry, 2.|Magawleys of Calry - a correction | Cox, Liam, 1908-2003 | Article in Journal | | 1975 |
| The Magawlys of Temora and the Banons of Brouchal County Offaly | Byrne, Michael | Article in Journal | | 2011 |
| 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 Manning family : to Ireland from Kent? | Nicholson, Lucille | Article in Journal | | 2006 |
| The Marmion family of Carlingford to 1660 | Marmion, William F. K. | Article in Journal | | 1998 |
| The material culture of self-promotion: The Conaille Muirthemne kings and the ecclesiastical site of Faughart, County Louth | Boazman, Gill | Article in Journal | | 2015 |
| The Matthews family | Matthews, Seamus | Article in Journal | | 2001 |
| 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 Maxwell family of Farnham, County Cavan: an introduction | Cherry, Jonathan | Article in Journal | | 2006 |
| The Maxwell family, barons and sometime earls of Farnham, County Cavan - a genealogy | Franks, Lyn | Article in Journal | | 2017 |
| The Mayo Binghams | Bingham-Daly, Theresa | Monograph or Collective Volume | Pentland Press | 1997 |
| The Mayo branch of the Prendergast family. A footnote and call for information | Leder, Judith RemyPrendergast, Gary | Article in Journal | | 2009 |
| The McCabes of Ballymaquirk | McCabe, R. P. | Article in Journal | | 1978 |
| The McCambridges of Carnasheeran | McSparran, Malachy | Article in Journal | | 2006 |
| The McCance family | Wickens, Elma | Article in Journal | | 1998 |
| The McClintock family : forbears of great Ulster field-marshals | Abbott, Wilfrid | Monograph or Collective Volume | | 1948 |
| The McClintocks of Rathvinden, Co. Carlow | Bunbury, Turtle | Article in Journal | | 2018 |
| The McCooks of Garvagh, Australia and New Zealand | Cunningham, Jennifer | Article in Journal | | 2013 |
| The McCorkell of Londonderry orderbook, 1864-71 | McCorkell, PatrickTrainor, Brian | Article in Journal | | 1979 |
| The McGrath brothers of Tuam and Manchester | McGrath, Dermot | Article in Journal | | 2011 |
| The McHugos of Southern England, links restored | McHugo, M. Barbara | Article in Journal | | 2005 |
| The McKeogh Family Story – North Tipperary and Beyond | Fitzgerald, Mary | Monograph or Collective Volume | Mary Fitzgerald | 2021 |
| The McLoughlin families of West Mayo | Martyn, Adrian James | Article in Journal | | 2013 |
| The McNeills of Cushendun and the McNeiles of Ballycastle | McDonnell, Randal | Article in Journal | | 1973 |
| The Meath ancestors of Blessed Abbot Columba Marmion O.S.B., 1858-1923 | Marmion, James | Article in Journal | | 2004 |
| The medieval Gaelic genealogies | Moran, T. W. | Article in Journal | | 1974 |
| The medieval origins of the surname Feeney | Martyn, Adrian James | Article in Journal | | 2012 |
| The Memoir of Dermot O'Conor Donelan (1853-1929) | Foster, R. F. (Robert Fitzroy) (Roy), 1949- | Article in Journal | | 2024 |
| The memoir of Paul White of Waterford and Huelva (1719) | Murphy, Martin | Article in Journal | | 2016 |
| The memorandum book of David Rochfort | Blackall, Henry, Sir | Article in Journal | | 1962 |
| The memorandum book of David Rochfort | Walsh, T. J. | Article in Journal | | 1961 |
| The memorial inscriptions and related history of Kiltullagh, Killimordaly and Esker graveyards | | Monograph or Collective Volume | Kiltullagh Community Council | 1998 |
| The memorial inscriptions of Deansgrange cemetery, Blackrock, Co. Dublin, Ireland Vol.3 : upper north section | Anonymous | Monograph or Collective Volume | Dun Laoghaire Genealogical Society | 1998 |
| The memorial inscriptions of Wexford and Wicklow | Cantwell, Brian J. | Article in Journal | | 1986 |
| The merchants of Ennis | Spellissy, Sean | Monograph or Collective Volume | On Stream | 1996 |
| The migratory path of eighteenth-century Ulster Nonconformists. Quaker John Starr of Antrim, Cavan and Pennsylvania | Morrison, Steven W. | Article in Journal | | 2015 |
| The Miller of Rosanna's tale - the Meades of Coolharbour | Byrne, Declan | Article in Journal | | 2000 |
| The Milltown Leesons - 'arch rebels' of the ascendancy | Leeson, Francis | Article in Journal | | 1968 |
| The Minto's of Drogheda | Minto, Frank | Article in Journal | | 2000 |
| The Molloy family of Kells | Shaw, J. C. | Article in Journal | | 1960 |
| The Monasterboice inscriptions | Garry, James | Article in Journal | | 1990 |
| The Mooneys of Trudder. A farm and a family | Peppard, George | Article in Journal | | 2009 |
| 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 Moore family of Rosscarbery [I]|The Moore family of Rosscarbery II | Coughlan, Charlie | Article in Journal | | 2013 |
| The Moores of Moore Hall | Hone, Joseph Maunsell, 1882-1959 | Monograph or Collective Volume | Cape | 1939 |
| The Moppetts: a nautical family of England and Ireland | Goodwillie, John | Article in Journal | | 2014 |
| The Moravians of Dublin 1746-1980 | Murphy, Seán | Article in Journal | | 1994 |
| The MSS. in the British Museum | Flower, Robin Ernest William, 1881-1946 | Article in Journal | | 1938 |
| The muddled Maltons | Craig, Maurice James | Article in Journal | | 1995 |
| The Murphy septs | Murphy, Seán | Article in Journal | | 1994 |
| The Murphys of Lullymore, 1800-1932: a modern fiefdom | McKernan, Fiona | Article in Journal | | 2019 |
| The Murphys of Rathangan | Burke, Thomas | Article in Journal | | 2016 |
| The musical O'Grady sisters | Peregrine, Sheila O'Grady | Article in Journal | | 2021 |
| 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 Naughtons of Ballycanana : a family history | Feheney, John P. M. | Monograph or Collective Volume | Iverus Publications | 2006 |
| The need for routes : genealogy and Irish American poetry | Tobin, Daniel | Article in Journal | | 2004 |
| The needle in the haystack | McCarthy, Tony | Article in Journal | | 1995 |
| The Nestors of Kilnagarnagh: the discovery of an ancestral family line | McCann, Rosemary | Article in Journal | | 2013 |
| The Newman family | Newman, Brian | Article in Journal | | 2009 |
| The night my father was shot | McGrattan, Hugh | Article in Journal | | 2014 |
| The Nobles in Swanzy's and Betham's Extracts | Green, Talbot K. | Article in Journal | | 1995 |
| The Norman gift | O'Faolain, Sean | Article in Book | | 1947 |
| The O Callaghans of Banteer and Clonmeen in the eighteenth century | O Callaghan, Joseph F. | Article in Journal | | 2021 |
| The Ó Ceallaigh rulers of Uí Mhaine - a genealogical fragment, c.1400. Parts 1-2 | Ó Muraíle, Nollaig | Article in Journal | | 2010 |
| 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 Ó Dubhda family of Sligo | McHale, Conor | Article in Journal | | 2020 |
| The O'Brenans and the ancient territory of Hy-Duach | Murphy, Nicholas | Article in Journal | | 1879 |
| The O'Briens of Fairfield, Co. Galway, the O'Brien relations of Florimond, Comte de Basteret | Casteleyn, Mary | Article in Journal | | 2004 |
| The O'Byrne Sept of Knockrath | Nicholls, K. W. (Kenneth W.) | Article in Journal | | 1998 |
| The O'Callaghan family of County Cork : a history | O'Callaghan, Joseph F. | Monograph or Collective Volume | Irish Family Names | 2004 |
| The O'Carroll family | Fairbrother, Henry | Article in Journal | | 2011 |
| The O'Connors of Swinford County Mayo : a family history | O'Connor, Patrick | Monograph or Collective Volume | Old House | 1998 |
| The O'Dempsey chronicles. Vol. 1, Lords and chiefs of Clanmalier | Goode, P. J. | Monograph or Collective Volume | Cloneygowan Press | 2008 |
| 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 Tyrconnell (1600 to the present) | O'Donnell, Vincent | Article in Journal | | 1985 |
| The O'Donnells of Tyrconnell A hidden legacy | O'Donnell, Francis Martin | Monograph or Collective Volume | Academica Press | 2018 |
| The O'Donovan family of Atateemore, alias Blackney's Part, co. Kilkenny : planter development of lands, farmsteads and demesnes north of Waterford City | Herity, Michael | Article in Journal | | 2012 |
| The O'Donovan family pedigree : descendents of Edmund Donovan and Catherine Gall Burke | Walsh, Jim | Article in Book | | 2001 |
| The O'Driscolls of Baltimore | O'Mahoney, Alfie | Article in Journal | | 2012 |
| The O'Duggans in modern times | Duggan, Eugene | Article in Journal | | 2004 |
| The O'Flanagans of Lyssadyra (Tuam) and Australia | Tierney, Anne
| Article in Journal | | 2005 |
| The O'Fogartys of Inch in the Elizabethan era | Fogarty, John L. | Article in Journal | | 2014 |
| The O'Gara dynasty through time and place | O'Gara-O'Riordan, Maura ; Nì Chearbhaill, Máire | Article in Book | NA | 2023 |
| The O'Glisane (Gleeson) sept of the Silvermines | Gleeson, Daniel J. | Article in Journal | | 2009 |
| The O'Hanlons of Orior 1558-1691 | Canning, Joseph | Article in Journal | | 2002 |
| The O'Mahonys of the Galtees | Seoighe, Mainchín | Article in Journal | | 1978 |
| The O'Maolconaire family. A note | Staunton, E. De Lacy | Article in Journal | | 1942 |
| The O'Meara's of Carlow | Connellan, Seamus | Article in Journal | | 2006 |
| The O'Mores, Lords of Laois | O'Leary, Dan | Article in Journal | | 2012 |
| The O'Mulderrys | Mulderry, Richard Louis | Article in Journal | | 2014 |
| The O'Neill memorials at Donaghmore and Dundee | O'Neill, Pat | Article in Journal | | 2016 |
| The O'Neills of Killimer ... or the Cusacks of Queensland | Mitchell, Joanne | Article in Journal | | 2003 |
| 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 the Fews : their origin, descendants and DNA profile : II | Henry, Mark | Article in Journal | | 2016 |
| The O'Neills of the Fews : their origins, descendants and dna profile : I | Henry, Mark | Article in Journal | | 2015 |
| The O'Neylons of Dysert and Austria | McInerney, Luke | Article in Journal | | 2018 |
| The O'Reillys of Corlattyannan and their relations | McKiernan, Francis | Article in Journal | | 1994 |
| 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'Sullivans and the McCarthys | McCarthy, Paddy | Article in Journal | | 2010 |
| The O'Tooles. The family of Castlekevin | O'Byrne, Emmet | Article in Journal | | 1998 |
| The occupiers of No. 90 & 91 St Stephen's Green, Dublin | Heueston, John | Article in Journal | | 1998 |
| The Odlums of Offaly | Graham, D. L. | Article in Journal | | 1989 |
| The office of arms of Ireland | Butler, T. Blake | Article in Journal | | 1946 |
| The Ogilvies of Boyne | Tayler, A. N.Tayler, Henrietta | Monograph or Collective Volume | | 1933 |
| The oldest register of the Parish of Derriaghy, County Antrim, Northern Ireland 1696-1772 | | Monograph or Collective Volume | W. N. C. Barr | 1981 |
| The oldest registers of Ballingarry, Co. Limerick | Anonymous | Article in Journal | | 1970 |
| 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 Irish Brookes | Brooke, B. G. | Article in Journal | | 1962 |
| 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 and Interconnections of Three Eighteenth Century Landowners of the Barony of Demifore, Co. Meath | Palcic, Úna | Article in Journal | | 2024 |
| The origins of Clann Bhruaideadha | Ó Murchadha, Diarmuid | Article in Journal | | 1999 |
| The origins of Clann Chruitín: chronicler-poets of the learned Gaelic tradition | McInerney, Luke | Article in Journal | | 2014 |
| The origins of Clann Suibhne | Sweeney, R. M. | Article in Journal | | 1990 |
| The origins of the Basquills of County Mayo | Hayden, Michael | Article in Journal | | 1997 |
| 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 origins of the Suttons of Longraigue | Hamilton, David Ian | Article in Journal | | 2010 |
| The origins of the Uí Dochartaigh of Inishowen | Lacey, Brian | Article in Journal | | 2020 |
| The Ormond Butlers of county Kilkenny 1515-1715 | Neely, W. G. (William G.) | Article in Book | | 1990 |
| The Orr family of Stillorgan | White, Brian | Article in Journal | | 2008 |
| The Owens family of Stone House | Young, Jean | Article in Journal | | 2017 |
| The Packenham-Longfords (sic) | McFadden, Hugh | Article in Journal | | 2015 |
| 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 parents and siblings of Michael Cusack | Anderson, Michael | Article in Journal | | 2012 |
| The parish of Truagh and Clonlara | | Article in Journal | | 1998 |
| The parish register and family history collections of the late Michael Leader | Casteleyn, Mary | Article in Journal | | 1999 |
| The parish registers for the Church of Ireland (Episcopalian) in the united diocese of Tuam, Killala and Achonry | Clesham, Brigid | Article in Journal | | 1984 |
| The passenger list records and Irish genealogy | Moran, Gerard | Article in Book | | 2013 |
| The past beats inside me like a Sacred Heart | Kearney, Terri | Article in Journal | | 2006 |
| The paternal ancestry of Oscar Wilde | De Breffney, Brian | Article in Journal | | 1973 |
| The Peare family : notes towards a family history | Peare, Trevor | Monograph or Collective Volume | Trevor Peare for circulation to family members | 1999 |
| The pedigree and succession of the house of Mac Carthy Mór, with a map | Butler, W. F. T. (William Francis Thomas), 1869-1930 | Article in Journal | | 1921 |
| The Pedigree Irish | Hackett, J. D. | Article in Journal | | 1911 |
| The Pedigree of John MacNamara, Esquire, with some family reminiscences | | Monograph or Collective Volume | Martin Breen | 2006 |
| The pedigree of Sir Boyle Roche, Bart. | Butler, T. Blake | Article in Journal | | 1951 |
| The Peerage of Ireland; or, a genealogical history of the present nobility of that kingdom, with their coats of arms. 7 vols. | Lodge, John | Monograph or Collective Volume | | 1789 |
| The Peirce family from Offaly | Conheady, Patricia | Article in Journal | | 1992 |
| The Penguin dictionary of surnames | Cottle, Basil | Monograph or Collective Volume | | 1967 |
| The Persse family of County Galway : genealogy and history, 1554-1964 | Kearney, Gerry | Monograph or Collective Volume | The author | 2016 |
| The photograhic collection at Galway county libraries | Kavanagh, Mary | Article in Journal | | 1993 |
| The photography of Harry Blake Knox | Conlon, Tom | Article in Journal | | 2017 |
| The Pictish kingdom of Conaille-Muirthemhne | Murray, L. P. | Article in Book | | 1995 |
| The Plunkett genealogies | Walsh, Paul, Revd, 1885-1941 | Article in Journal | | 1938 |
| The political context of 'Cath Muighe Tuireadh', the Early Modern Irish version of the Second Battle of Magh Tuireadh | Hoyne, Mícheál | Article in Journal | | 2013 |
| The possible origins of the Runnett family of Sessiamagaroll | Ludington, Chad | Article in Journal | | 1990 |
| The Pottertons of Meath - not the typical Anglo-Irish family | Moriarty, Seamus | Article in Journal | | 2007 |
| The Powell family, printers in Dublin in the eighteenth century | McDix, E. R. | Article in Journal | | 1923 |
| The Power O'Shee family of Gardenmorris, County Waterford | Fitzgerald, Ivan | Article in Journal | | 2014 |
| The Powers of Curraghmore, Co. Waterford : their origins and history | De la Poer, Nigel | Article in Journal | | 2001 |
| The pre-Norman genealogies | McNeill, J. | Article in Journal | | 1968 |
| The pre-Norman Irish genealogies | Kelleher, John V., 1916-2004 | Article in Journal | | 1968 |
| The Prendergast alias MacMaurice lineage of Clanmaurice Barony, Co. Mayo | MacCotter, Paul | Article in Journal | | 2008 |
| The pretanic background in Britain and Ireland | MacNeill, Eoin | Article in Journal | | 1933 |
| The problem of St Munchin of Limerick | Quirke, Noel | Article in Journal | | 2011 |
| 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 provision of genealogical services in Ireland | Teehan, Virginia | Monograph or Collective Volume | Heritage Council | 2000 |
| The Pruntys | Wylie, Griffith | Article in Journal | | 1994 |
| The psalter of Cashel : a provisional list of contents | Ó Riain, Pádraig | Article in Journal | | 1989 |
| The Public Record Office of Northern Ireland | Darwin, Kenneth | Article in Journal | | 1969 |
| The Putland family of Dublin and Bray | Clare, L. | Article in Journal | | 2001 |
| The Pynes of Cork | Morris, J. F. | Article in Journal | | 1985 |
| The question of a bloodline chief | Cavanagh, James F | Article in Journal | | 2001 |
| The Raleighs of Sheares Street | Carroll, Aideen | Article in Journal | | 2011 |
| The Rams of Gorey | Hartrick, Lester T. | Article in Journal | | 2005 |
| The Raphoe marriage registers : some eighteenth century Catholic marriages in the Protestant registers of the diocese of Raphoe | MacDonagh, J. C. T. | Article in Journal | | 1960 |
| 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 records of German churches in the British Isles 1550-1900 and other related records | | Monograph or Collective Volume | Anglo-German Family History Society | 2000 |
| The records of the Ethnic Political Association as a genealogical source | Sullivan, L. E. | Article in Journal | | 1982 |
| The Red Book of the earls of Kildare | | Monograph or Collective Volume | Stationery Office for the Irish Manuscripts Commission | 1964 |
| The Regan clan | McGovern (née Regan), Hannah | Article in Journal | | 2006 |
| The Registry of Deeds : a beginner's guide | Agnew, Jean | Article in Book | | 1999 |
| The regnal succession in Ciarraighe Luachra | Ó Corráin, Donnchadh | Article in Journal | | 1968 |
| The Reids of Ramelton, Jamaica, Glasgow and Belfastr | Scott, Dermot | Article in Journal | | 2021 |
| The relationship between Civil and Catholic parishes | Hickey, Nora | Article in Journal | | 1987 |
| The remarkable Haughtons of Carlow and Kildare | | Article in Journal | | 2013 |
| The remarkable Haughtons of Carlow and Kildare [Family tree] | | Article in Journal | | 2015 |
| The rental book of Gerald Fitzgerald, ninth earl of Kildare, begun in the year 1518 | | Article in Journal | | 1864 |
| The Rentouls of 2nd Ray | McRitchie, Marjorie | Article in Journal | | 1981 |
| The restoration of my Grandfather's legacy | O'Breslin, Michael Sean | Article in Journal | | 1981 |
| The Rev. Edward Bacon's register | Bacon, EdwardKnox, Ian | Article in Journal | | 1985 |
| The Rev. William Leslie Rector, of Aghavea, and his descendants in Ireland | Davey, Darryl | Article in Journal | | 2005 |
| 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 Rice family of Mallow | Dent, Topsy | Article in Journal | | 1996 |
| The riddle of Goldsmith's ancestry | Murray, Patrick | Article in Journal | | 1974 |
| The Rigleys of County Wexford | Dowling, Eamonn | Article in Journal | | 2011 |
| The Ring | Bekkers, Fiona | Article in Journal | | 1998 |
| The rise and fall of County Sligo landowning families | McTernan, John C. | Article in Journal | | 2011 |
| The rise and fall of the Clancarty Estate, 1891-1923 | Casey, Brian | Article in Journal | | 2015 |
| The rise and fall of the O'Hanlon dynasty | McGleenon, C. F. | Article in Journal | | 1989 |
| The road to Carrowholly: a personal journey | Ingham, George R. | Article in Journal | | 2014 |
| The road to Haworth : the story of the Brontës' Irish ancestry | Cannon, John, 1929- | Monograph or Collective Volume | Weidenfeld and Nicolson | 1980 |
| The road to Luggawannic | Lally, Joseph M. | Article in Journal | | 1999 |
| 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 Robinsons of North Kildare : 300 years of family history | Robinson, James | Monograph or Collective Volume | McRobin | 1997 |
| The Robinsons of north Kildare : 300 years of family history | Robinson, James | Monograph or Collective Volume | McRobin | 1997 |
| 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 and Roe's Distillery | Murphy, Sean J. | Article in Journal | | 2019 |
| The Roe family of Arthurstown, Charlestown, Glack and Tallanstown, county Louth : their lives and times | Roe, Sheila | Article in Journal | | 2000 |
| The roots of Irish geneaology. Parts i-v | Gorry, Paul | Article in Journal | | 1996 |
| The Ross Hungerfords - landlords of Cahermore | Harte, Nuala | Article in Journal | | 1999 |
| 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 Royal Irish Constabulary : a short history and genealogical guide with a select list of medal awards and casualties | Herlihy, Jim | Monograph or Collective Volume | Four Courts | 1997 |
| The Royal Irish Constabulary index 1882-1921 | Close, BillGumley, V.Reakes, J. | Monograph or Collective Volume | W & F Pascoe | 1992 |
| The Royal New Zealand Fencibles - who were they? are you a decendent? | Taylor, Iris | Article in Journal | | 1998 |
| The Royal Oak Village. Part of townlands Clorusk Lower & Upper | Kavanagh, Myles | Article in Journal | | 2019 |
| The Rt. Hon. Edmund Burke (1729-97) : a basis for a pedigree | O'Connell, Basil | Article in Journal | | 1956 |
| The Ruttledge families of Co. Mayo | Ruttledge, Thomas Ormsby | Article in Journal | | 1988 |
| The Ryan and Terry families in Spain | Fannin, Samuel | Article in Journal | | 1999 |
| The Ryans - who are they? | Ryan, Patrick M. | Article in Journal | | 1993 |
| The saga of the Kinsella Bible | KInsella, John | Article in Journal | | 2012 |
| The Sandfords, landlords of Castlerea, 1641-1914 | Rochford, Riona | Article in Journal | | 1994 |
| The Saundersons of Castle Saunderson | Curtin, Winifred | Article in Journal | | 2003 |
| The Scotch-Irish | Durning, BillDurning, Mary | Monograph or Collective Volume | The Irish Family Names Society | 1992 |
| The Scots, and their marriages | Johnson, Gordon | Article in Journal | | 1998 |
| The Scots-Irish in the Carolinas | Merle, Linda | Article in Journal | | 2002 |
| The Scots-Irish in the Carolinas | Kennedy, Billy | Monograph or Collective Volume | Causeway | 1997 |
| The Scottish and Irish backgrounds of a 'Scotch-Irish' family : the Mellons of Castletown, Tyrone and Pittsburgh, Pennsylvania | Lambkin, Brian | Article in Journal | | 2010 |
| The scribe of Ennistymon: Patrick Mullins' 19th century manuscript | UaCróinín, Risteard
| Article in Journal | | 2014 |
| The search : a family odyssey | Clarkson, Anthony | Monograph or Collective Volume | Colourpoint Books | 2000 |
| The search for missing friends : Irish immigrant advertisements placed in 'The Boston Pilot'. Vol. 1 : 1831-50 | Harris, Ruth-AnnJacobs, Donald M. | Monograph or Collective Volume | New England Historic Genealogical Society | 1989 |
| The search for Monkstown Livery | Conlon, Tom | Article in Journal | | 2018 |
| The search for personal meaning in legacy travel to Ulster | McCain, GaryRay, Nina M. | Article in Journal | | 2002 |
| The search for the O'Keefe homestead | O'Keefe, Marcella | Article in Journal | | 2004 |
| The search for William Joyce | Keenan, Thomas | Article in Journal | | 2002 |
| The second Viscount Frankfort de Montmorency - a colourful landlord, Farranseer, County Cavan | Saunderson, Billy
| Article in Journal | | 2017 |
| The sept of O'Maolale (or Lally) of Hy-Maine | Martyn, J. | Article in Journal | | 1905 |
| The Shanleys of Broadway | Shanley, Leo J. | Article in Journal | | 1990 |
| The Shannone collection | Caffrey, Paul | Article in Journal | | 2007 |
| The Shee rent rolls | Donnellan, Mary P. | Article in Journal | | 1996 |
| The Sheridan family. A study in the interplay between fact and 'romantic myth' | Sheridan, Don | Article in Journal | | 2007 |
| The Sheridans untangled | Schlegel, Donald M. | Article in Journal | | 2016 |
| The Sherlock family | Farrelly, Anne | Article in Journal | | 2020 |
| The Shillingtons of Portadown Parts 1-2 | Shillington, Anthony | Article in Journal | | 2008 |
| The Simpsom Grant story | Kinkead, Robert | Article in Journal | | 1987 |
| The Sinclairs of Belfast and the United States. Transatlantic business networks in the Victorian era | Roulston, William | Article in Journal | | 2016 |
| The sinking of the 'S.S Adela' in 1917 | Lécane, Philip | Article in Journal | | 1999 |
| The Sionnach Foxes during the middle ages : 1170-1550 | Fox, M. J.Fox, Michael | Article in Journal | | 2004 |
| The Smith family of Maine, Greenhills, and Piperstown, County Louth, and Beabeg and Annesbrook, County meath | McCullen, John | Article in Journal | | 2011 |
| The Smyths of Brookfield | McCandless, Paul | Article in Journal | | 2003 |
| The St George family. Missing names | Mark, Gordon St. George | Article in Journal | | 1995 |
| The Stapletons of Drom, alias Font-Forte, Co. Tipperary | Ryan-Hackett, Rita C. | Monograph or Collective Volume | Thornvale | 1995 |
| The Steins: Malsters and Whisk(e)y Distillers | | Article in Journal | | 2015 |
| The Stewart Weavers of Church Street, Bangor | Neville, Patrica | Article in Journal | | 2009 |
| The Stopfords of Blackwater Hoiuse: Alice Stopford Green's family circle | Mitchell, Angus | Article in Journal | | 2019 |
| The story behind our family heirloom | Jack, Elizabeth | Article in Journal | | 2002 |
| The story of a local family - Dunnigan families of St John's Parish 1659-2004 | Dunnigan, Diane Rose | Article in Journal | | 2005 |
| The story of Father Andrew Mullen and Daingean tombstone inscriptions | | Monograph or Collective Volume | Offaly Historical Society | 1985 |
| 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 Delaney family of Killucan, County Westmeath | Delaney, Robert | Article in Journal | | 2009 |
| The story of the O'Briens of Bandon and their descendants, 1875-2013 | Hyland, Áine | Monograph or Collective Volume | The author | 2013 |
| The story of the Staffords | Stafford, John
| Article in Journal | | 2009 |
| The structure of a literary cycle | Ó Coileáin, Seán | Article in Journal | | 1974 |
| The study of family history in Ireland | Barry, J. G. | Monograph or Collective Volume | National University of Ireland | 1967 |
| The surnames of county Longford | 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 | | 1985 |
| The Suttons of Longraigue. Part I-II | Hamilton, David Ian | Article in Journal | | 2013 |
| 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 Swanzys of County Cavan | Swanzy, D. | Article in Journal | | 1999 |
| The Sweetman family | Halpin, Thomas B. | Article in Journal | | 2008 |
| The Synan family | Gaughan, J. Anthony, 1932- | Monograph or Collective Volume | Kamac Publications | 1972 |
| The talented Mr MacCarthy 'Mór' | Murphy, Seán J. | Article in Journal | | 2011 |
| The Tankards of Tankardstown : Flemish or Norman | Tankard, Peter M. | Article in Journal | | 1985 |
| The tenants of Richard and Katherine Stone 1712-1718 | Smith, Brian | Article in Journal | | 2000 |
| The tenants of Sir Hugh Dillon Massey near Clonbara, Co. Clare, in 1844 | Bourke, John | Article in Journal | | 1985 |
| The tenants of the Ward family in Bangor, 1757 | Millsopp, Sandra A. | Article in Journal | | 1988 |
| The time how sweet | Robinson, Ann | Article in Journal | | 1996 |
| The Tipperary gentry, Vol.1 | Hayes, William | Monograph or Collective Volume | Irish Family Names | 2003 |
| The tithe applotment books as a Co. Kerry genealogical source | O'Connor, Thomas, of County Kerry | Article in Journal | | 1996 |
| The tomb of Miler Magrath. The monument and the message | Ryan, Patrick J. | Article in Journal | | 2020 |
| The Tory Islanders : a people of the Celtic fringe | Fox, Robin | Monograph or Collective Volume | Cambridge University Press | 1978 |
| The transatlantic world of Charles Stewart Parnell (1846-1891) | Whelan, Bernadette | Article in Journal | | 2016 |
| 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 Tudors and Stewarts : American ancestors of Charles Stewart Parnell | Côté, Jane | Article in Journal | | 1992 |
| The Tullys of Tuam and Dunmore, 1785-1925 | Beirne, Anne | Article in Journal | | 2011 |
| The two Colmáns | O'Flynn, Eoin | Article in Book | | 2013 |
| The Tyrels of Castleknock | Brooks, E. St. J. | Article in Journal | | 1946 |
| The Tyrrells of county Wexford | King, Joseph A. | Article in Journal | | 1978 |
| The Uí Allmhuráin (O'Hallorans) of Fahy : a study of a late medieval Thomond lineage | O'Halloran, Robert | Article in Book | | 2021 |
| The Uí Briain, the De Burgos and the Hiberno-Norman settlement of Limerick | Swift, Catherine | Article in Journal | | 2017 |
| The Ui Briuin Breifni genealogies | Duignan, M. V. (Michael V.) | Article in Journal | | 1934 |
| The Uí Briúin Bréifni genealogies and the origins of Bréifne | Ó Mórdha, Eoghan | Article in Journal | | 2002 |
| The Uí Liathain and their sept-lands | Ó Buachalla, Liam | Article in Journal | | 1939 |
| The Uí Liatháin genealogies from the Book of Ballymote | Pender, Séamus | Article in Journal | | 1938 |
| The Uí Néill 695-743 : the rise and fall of dynasties | Charles-Edwards, T. M. (Thomas Mowbray) | Article in Journal | | 2002 |
| 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 |
| The Ulster Jacksons : from Cumbria to the White House, Shenandoah and Australia | McCarney, D. J. | Monograph or Collective Volume | Carrickfergus Borough Council | 1997 |
| The Ulster-Scot Historical Society, Belfast, including some comment on Irish records and the genealogist | Darwin, Kenneth | Article in Journal | | 1961 |
| The urban heritage of Ireland : past, present and future | Hood, Susan | Article in Book | | 1996 |
| The Ushers of Birr | Masters, J. M. | Article in Journal | | 1978 |
| The value of emigrants' letters for genealogical research | Parkhill, Trevor | Article in Journal | | 1984 |
| The value of gravestone inscriptions | Clarke, Richard S. J. | Article in Book | | 1999 |
| The value of gravestone inscriptions | Clarke, Richard S. J. | Article in Journal | | 1977 |
| The value of tombstone inscriptions with special reference to county Down | Clarke, Richard S. J. | Article in Journal | | 1969 |
| The value of Ulster street directories | Armstrong, Deirdre | Article in Journal | | 2008 |
| The vanishing Irish | Hasson, Seamus | Article in Journal | | 2007 |
| The Vereker family | De Breffney, Brian | Article in Journal | | 1973 |
| The Verners of Churchill | Gilmour, Mervyn | Article in Journal | | 2017 |
| The Verners. Who were they? | Higgins, M.A. | Article in Journal | | 2013 |
| The Vesey family : three generations in Ireland | DuLong, John P.DuLong, Patricia A. (McGuinness) | Article in Journal | | 2018 |
| The Veseys | Corless, Catherine | Article in Journal | | 2009 |
| The vestry records of the parish of St John the Evanglist, Dublin : 1595-1658 | | Monograph or Collective Volume | Four Courts and the Representative Church Body Library | 2002 |
| The Vigors family of Burgage, Leighlinbridge | Connolly, Victor | Article in Journal | | 2011 |
| The Viking Origins of the Viscounts Conway & Killultagh | Kerr, William | Article in Journal | | 1995 |
| The Vincent family of Limerick and Clare | Vincent, Berkeley L. | Article in Journal | | 1971 |
| The viscounts Wenman of Tuam and the barons Wenman of Kilmainham : their connections with Ireland | Rudkin, H. R. E. | Article in Journal | | 1940 |
| 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 Wakelys of Navan and Ballyburly : a discussion of a sixteenth-century family | Hickey, Elizabeth | Article in Journal | | 1974 |
| 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 Wall family in Ireland, 1170-1970 | Gallwey, Hubert, 1915- | Monograph or Collective Volume | Leinster Leader | 1970 |
| The Walsh family of Ardagh | Tuite, Breeda | Article in Journal | | 2023 |
| The Wards of Coles Lane and Moore Street | Burke, Thomas A. | Article in Journal | | 2016 |
| The wartime ordeal of Gerald Simms's family and the story of his radical in-laws | Simms, David | Article in Journal | | 2013 |
| The Waterford Herald 1792 : births, marriages and deaths | | Article in Journal | | 1981 |
| The Waterford Herald, 1793, 1794, 1796 : births, marriages and deaths | | Article in Journal | | 1982 |
| The Watsons of Kilconnor, County Carlow, 1650 - present | Coutts, Peter J. F.Watson, Alan | Monograph or Collective Volume | Paragon Publishing | 2019 |
| The Weatherup family and the Carrickfergus Baptist church | Lyttle, Trevor | Article in Journal | | 1978 |
| The Westropp family, 1250-2000 | Westropp, George | Monograph or Collective Volume | The author | 2000 |
| The Wexford gentry | Kavanagh, ArtMurphy, Rory | Monograph or Collective Volume | Irish Family Names | 1994 |
| The Whites of Gowran House | Gavin, Alyson | Article in Journal | | 2007 |
| The will book of Ballyhagan meeting of the Society of Friends | | Article in Journal | | 1951 |
| The will of James Crotty (c.1845-1898) - a postscript | Coffey, Michael | Article in Journal | | 2000 |
| The Wilson family - Croesi of Dublin | McMahon, Enda | Article in Journal | | 2016 |
| The Wilsons of upper Cavan in America, 1894 to 1996 | Franz, Doris Wilson | Article in Journal | | 2011 |
| The Wives' Tales | O'Kane, John J. | Article in Journal | | 2016 |
| The Woods family of Dromore, co. Down and Michael Cusack | Anderson, Michael | Article in Journal | | 2010 |
| The world of medieval Irish learning | Bhreathnach, Edel | Article in Book | | 2013 |
| The Wray and Stewart families of Ards, Dunfanaghy 1700-1930 | Rowland, Edward | Article in Journal | | 2017 |
| The Wyses of Waterford | Ryan, Rosemary | Article in Journal | | 2004 |
| 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 |
| The Yellow Book of Lecan : a collection of pieces (prose and verse) in the Irish language, compiled, in part, about the middle of the twelfth century | | Monograph or Collective Volume | Royal Irish Academy | 1896 |
| The yidiot's guide to Irish Jewish ancestry | Rosenblatt, Stuart | Monograph or Collective Volume | Varsity Press | 2011 |
| The Younge family story : North Tipperary and beyond | Fitzgerald, Mary C. | Monograph or Collective Volume | Mary C. Fitzgerald | 2018 |
| Then & now - 130 years on. Has anything changed? | O'Kelly, Paula | Article in Journal | | 1994 |
| Theobald Walter. The life and times of the first Chief Butler of Ireland | Butler, Rosemary | Article in Journal | | 2003 |
| These be thine arms forever : 35 centuries of Burkes | Burke, Bob | Monograph or Collective Volume | Commonwealth Press | 1993 |
| These my friends and forebears : the O'Briens of Dromoland | O'Brien, G. R. (Grania Rachel), 1928- | Monograph or Collective Volume | Ballinakella | 1991 |
| They spied gold at Eidsvold | Whelan, R.P. | Article in Journal | | 2003 |
| Things to be done in Irish genealogical history | Irish Committee of Historical Sciences | Article in Journal | | 1946 |
| Things to be done in Irish genealogical history | Anonymous | Article in Journal | | 1946 |
| This ancestry business - a beginner's guide to genealogy. | Birmingham & Midland Society for Genealogy & Heraldry | Monograph or Collective Volume | | 1979 |
| Thomas W. Palmer, 1822-1865, of Ireland and Michigan : his discent from James II, King of Scots | DuLong, John P.DuLong, Patricia Anne | Article in Journal | | 2005 |
| Those days are gone away | Cullen, Clara | Article in Journal | | 2016 |
| Those elusive Herberts and the Boileau connection | Palmer, Le Fayre Heslehurst | Article in Journal | | 2001 |
| Three brides for three brothers, the Gibneys and Tyrells, bakers, millers, malsters and medics | Burke, Thomas | Article in Journal | | 2013 |
| Three genealogical extracts from the editor's private collection of manuscripts | | Article in Journal | | 1941 |
| Through the years in Douro (Peterborough county, Canada) 1822-1967 | | Monograph or Collective Volume | Douro Township | 1968 |
| Timahoe graveyard (inscriptions) | Reid, Noel | Article in Journal | | 1993 |
| Times and dates | Loughran, Maeve | Article in Journal | | 2010 |
| Tip O'Neill's Buncrana links | Roarty, Leonard | Article in Journal | | 2012 |
| Tipperary Town family roots : exploring family origins in Tipperary Town | | Monograph or Collective Volume | Noel Farrell | 2007 |
| Titanic: A family's loss | Cawley, Marie | Article in Journal | | 2013 |
| Tithe applotment books | Fitzsimons, Fiona | Article in Journal | | 2019 |
| Tithe Applotment books | Jordan, Kieran | Article in Book | | 2000 |
| Tittour - a family farm | Medlycott, Elinor (née Nuttall) | Article in Journal | | 1998 |
| Tobias Switzer and Charlotte Watson : Dunboy Gate Lodge | O'Dwyer, Riobard | Article in Journal | | 1989 |
| Tobin genealogy | Punch, Terence M. | Article in Journal | | 1975 |
| Tobin of Killaghy : the line of descent from 1514 to 1708 | Gallwey, Hubert, 1915- | Article in Journal | | 1975 |
| Tobin of Kilnagranagh | Gallwey, Hubert, 1915- | Article in Journal | | 1977 |
| Tom, Ned and Kitty : an intimate portrait of an Irish family | Pakenham, Eliza, 1906-2002 | Monograph or Collective Volume | Phoenix | 2008 |
| Tombstone inscriptions | Irish Genealogical Research Society | Monograph or Collective Volume | Tombstone Sub Committee | 2001 |
| Tombstone inscriptions at Ardcanny, Co. Limerick | Dore, M. J. | Article in Journal | | 1977 |
| Tombstone inscriptions Cam old cemetery | Gasquin, William | Monograph or Collective Volume | Cam Cemetery Committee | 1992 |
| Tombstone inscriptions in Ballymascanlon churchyard | Swan, Allan B. | Article in Journal | | 1972 |
| Tombstone inscriptions in Carlingford churchyard | Power, Patrick F.Swan, Allan B. | Article in Journal | | 1978 |
| Tombstone inscriptions in Castletown graveyard, Dundalk | | Monograph or Collective Volume | Old Dundalk Society | 1992 |
| Tombstone inscriptions in Drumglass cemetery | Ó Coinne, SeánÓ Fiaich, Tomás | Article in Journal | | 1974 |
| Tombstone inscriptions in Newtownstabalan graveyard | Garry, James | Article in Journal | | 1969 |
| Tombstone inscriptions in Rathdrumin and Bawntaaffe | Ross, Noel | Article in Journal | | 1977 |
| Tombstones in Balsoon graveyard, Co. Meath | Moore, Beryl F. E. | Article in Journal | | 1976 |
| Tombstones in Clady graveyard , parish of Bective, Co. Meath | Maguire, JosephineMoore, Beryl F. E. | Article in Journal | | 1984 |
| Tombstones in Clonabreany graveyard | Moore, Beryl F. E. | Article in Journal | | 1976 |
| Tombstones in Drumlargan churchyard, Co. Meath | Maguire, JosephineMoore, Beryl F. E. | Article in Journal | | 1980 |
| Tombstones in Kilbride graveyard, Callan parish, Co. Kilkenny | Kennedy, Joseph | Article in Journal | | 1986 |
| Tombstones in Moy graveyard, near Summerhill, Co. Meath | Maguire, JosephineMoore, Beryl F. E. | Article in Journal | | 1974 |
| Tombstones of some Irish emigrants in the Catholic cemetery at Andover, Massachusetts | Doherty, Paul Martin | Article in Journal | | 1972 |
| Tombstones of the Omey | McGrew, William J. | Monograph or Collective Volume | Omagh Branch of the North of Ireland Family History society | 1998 |
| Toward a biography of James Alexander Mahony | Hickey, Norah M. | Article in Journal | | 2019 |
| Towards a methodology of Scotch-Irish genealogical research | Merle, Linda | Article in Journal | | 2003 |
| 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 |
| Trace your Irish ancestors | Maxwell, Ian | Article in Journal | | 2006 |
| Tracing a family's heritage through court records | Callum, Agnes Kane | Article in Journal | | 1985 |
| Tracing Black, Asian, Minority-Ethnic (BAME) and mixed-race people in Ireland, c.1700-1922, part 1 | Fitzsimons, Fiona | Article in Journal | | 2020 |
| Tracing Donegal ancestors | O Rónáin, Liam | Article in Journal | | 1992 |
| Tracing first world war ancestors | Fitzsimons, Fiona | Article in Journal | | 2014 |
| Tracing Irish ancestors | Fowler, Simon | Monograph or Collective Volume | Public Record Office | 2001 |
| Tracing people on the land in the Tudor and Jacobean Plantations | Fitzsimons, Fiona | Article in Journal | | 2024 |
| Tracing records of Susan McCusker | Dean, Joy | Article in Journal | | 2001 |
| Tracing Richard J. Burke, Irish-American journalist, poet and playwright, his Irish forbears and descendants | Burke, Adrian Benjamin | Article in Journal | | 2005 |
| Tracing the sons of Brión | DePew, KyleGleeson, MauruceJaski, Bart | Article in Journal | | 2023 |
| Tracing your ancestors in Co. Kildare | Kiely, KarelNewman, MaryRuddy, Jacinta | Monograph or Collective Volume | Kildare County Library | 1992 |
| Tracing your ancestors in Northern Ireland : a guide to ancestry research in the Public Record Office of Northern Ireland | Maxwell, Ian,McGrath, Grace | Monograph or Collective Volume | The Stationery Office | 1997 |
| Tracing your Clare ancestors | Kennedy, GerrySmith, Brian, | Monograph or Collective Volume | Flyleaf Press | 2012 |
| Tracing your Dublin ancestors | Ryan, James G.Smith, Brian | Monograph or Collective Volume | Flyleaf Press | 2017 |
| Tracing your family tree : in England, Ireland, Scotland and Wales : discover your roots and explore your family's history | Chater, Kathy | Monograph or Collective Volume | Lorenz | 2005 |
| 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 Family History | 2013 |
| 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 |
| Tracing your Sligo ancestors | Connell, Greta | Monograph or Collective Volume | Flyleaf Press | 2012 |
| Tracing your Tipperary ancestors | Higgins-McHugh, Noreen | Monograph or Collective Volume | Flyleaf Press | 2018 |
| Tracing your Westmeath ancestors | Connell, Greta | Monograph or Collective Volume | Flyleaf Press | 2012 |
| Tralee voters in 1835 | De Brún, Pádraig | Article in Journal | | 1986 |
| Transcriptions on headstones in Carrowhill graveyard | Cassidy, J. V.Gallagher, Bryan | Article in Journal | | 1983 |
| Transcripts of county Cork parish registers | Leader, Michael | Article in Journal | | 1960 |
| Transportation Act 1798 | Murphy, Seamus | Article in Journal | | 1998 |
| Transported to Barbados 1655 | Flatman, Richard | Article in Journal | | 1996 |
| Travellers and family history | Fitzsimons, Fiona | Article in Journal | | 2018 |
| Trophime-Gérard Lally, vindicator of his father, Thomas Arthur | Ó hAnnracháin, Eoghan | Article in Journal | | 2016 |
| Tuam Bank and the ffrench connection | Higgins, Brendan | Article in Journal | | 2016 |
| Tuam's wild geese - the Lallys of Tullinadaly | Higgins, Brendan | Article in Journal | | 2013 |
| Tully graveyard, Lehaunstown, Cabinteely, Co. Dublin | Anonymous | Article in Journal | | 1993 |
| Tullyvin Castle and Eoghan Ruadh (d.1526) son of Cathal O'Reilly | Moore, Eoghan | Article in Journal | | 2019 |
| Twilight of the chiefs : the Mac Carthy Mór hoax | Murphy, Seán | Monograph or Collective Volume | Maunsell | 2004 |
| Two families of Mellefont or Mellifont in Co. Cork | Mellefont, A. V. | Article in Journal | | 1978 |
| Two Geraldines as Butler brides (Some legends from Kilkenny and Tipperary | Ó hÓgáin, Daithi | Article in Journal | | 2010 |
| Two lists of Ó Dubhda chieftains of Uí Fhiachrach | Ó Muraíle, Nollaig | Article in Book | | 2013 |
| Two lists of persons resident in the vicinity of Newcastle, Co. Limerick, in 1793 and 1821 | Ffolliott, Rosemary | Article in Journal | | 1984 |
| Two notable Castlerock families from 1870 | Nesbitt, James | Article in Journal | | 2014 |
| Tynan Parish Armagh, burials and baptisms 1683-1723 | Batchelor, John | Article in Journal | | 2006 |
| Ua Canannáin genealogies in the Irish manuscript tradition | Ó Canann, Tomás G. | Article in Journal | | 1999 |
| Ui Bruicc, rig na nDessi | Pender, Séamus | Article in Book | | 1940 |
| Uí Chléirigh Thír Chonaill : the O Clery family of Donegal | Gillespie, Fergus | Article in Book | | 1996 |
| Uí Dhiarmada agus a sloinne (Ua Con Cheanainn) | Ó Con Cheanainn, Tomás | Article in Journal | | 2010 |
| Uí Máil and Glendalough | Mac Shamhráin, Ailbhe | Article in Book | | 2011 |
| Ulcombe, Ireland and the St. Legers | Stone, R. C. | Article in Journal | | 1976 |
| Ulster Character. Sir Henry Conyngham Montgomery, Baronet of the Hall | Meehan, Helen Montgomery | Article in Journal | | 2003 |
| Ulster libraries : archives museums & ancestral heritage centres | O'Neill, Robert Keating | Monograph or Collective Volume | Ulster Historical Foundation | 1997 |
| Ulster parish registers re-considered : census for Faughanvale, Co. Londonderry, 1803 | Lalor, Paul | Article in Journal | | 1984 |
| Ulster stock : the fighting clans of the north of Ireland | Sheane, Michael | Monograph or Collective Volume | Arthur H. Stockwell | 2007 |
| Ulstermen in the Wexford rising | Kelly, Charles | Article in Journal | | 1998 |
| Uncovering a family history | Curley, Martin | Article in Journal | | 2018 |
| Under the spreading Egan tree | Wearing, Joseph | Article in Journal | | 2010 |
| Unlocking an Irish paternity case from the 17th century: the Merediths of Sligo, Stansty and Leeds Abbey | Johnson, Lex | Article in Journal | | 2012 |
| Unpublished Geraldine documents. 4 pts. | Graves, JamesHayman, Samuel | Monograph or Collective Volume | | 1870 |
| Unravelling a Coleraine family mystery. The story of James and Katharine McFaull | Cunningham, Jennifer | Article in Journal | | 2011 |
| Using church records in family research : Alexander Forrest of Dungiven, county Derry | Forrest, R. | Article in Journal | | 2003 |
| Valuation office records | Ryan, Christopher | Article in Journal | | 1996 |
| Value of people’s knowledge | Kearney, Frank | Article in Journal | | 1996 |
| Vicissitudes of an Anglo-Irish family, 1530-1800; a story of Irish romance and tragedy | Bagenal, P. H. D. | Monograph or Collective Volume | | 1925 |
| Violence and assimilation in Tudor Ireland | Jackson, Donald | Article in Book | | 1978 |
| Viscount Weymouth Grammar School, Carrickmacross | Quane, Michael | Article in Journal | | 1956 |
| Visits home to Swords | Savage, Paddy | Article in Journal | | 2013 |
| Voices from the grave : II, family relations of Father James O'Coigley | Downie, Patrick F. | Article in Journal | | 1954 |
| W. H. Welply's pedigree notebooks : a consolidated index of surnames, part 1 | Refaussé, Raymond | Article in Journal | | 1988 |
| W. H. Welply's pedigree notebooks : a consolidated index of surnames. Part 2 | Refaussé, Raymond | Article in Journal | | 1989 |
| Waldron memorials in the parish cemetery, Ballyhaunis | Cribbin, Gerry | Article in Journal | | 2002 |
| Wallace George Clare, 1895-1963 | Anonymous | Article in Journal | | 1964 |
| Wallace George Clare, 1895-1963 | Clare, Wallace | Article in Journal | | 1964 |
| Wards of Bagenalstown family lines | Bayliss, Pat | Article in Journal | | 2001 |
| Warin and Henry fitz Gerald, the King's Chamberlains : the origins of the FitzGeralds revisited | Vincent, Nicholas | Article in Journal | | 1998 |
| Warriors and priests : the history of the Clan Maclean, 1300-1570 | Maclean-Bristol, Nicholas | Monograph or Collective Volume | East Linton | 1995 |
| Was Victor Herbert Irish? | Casey, Marion R.
| Article in Journal | | 2017 |
| Was your grandfather a railwayman? | Richards, Tom | Monograph or Collective Volume | Federation of Family History Societies | 2002 |
| Washingtom Cavanaghs | Cavanagh, Mark R. | Article in Journal | | 2003 |
| Waterford city polling list, 1839 | Walton, Julian | Article in Journal | | 1991 |
| Watsons of Dromore | Watson, Charles A. | Article in Journal | | 2009 |
| Waverley cemetery, New South Wales | Millhouse, Max | Article in Journal | | 1988 |
| Weavers and related trades Dublin 1826 : a genealogical source | Magee, S. | Monograph or Collective Volume | Dun Laoghaire Genealogical Society | 1995 |
| Welsh family members. Mary Welsh (formerly Cotter, afterwards Roch), resided at Taylorstown, Killongford, Woodstock, Odell Lodge and Woodbine Hill, County Waterford. | Welsh, Thomas Spencer Eveleigh | Article in Journal | | 2010 |
| Welsh surnames in Ireland | Price, Roger T. | Article in Book | | 1999 |
| Were there any Irish names among the first crusades | Marmion, William F. K. | Article in Journal | | 1999 |
| West Belfast graves in Drumbeg churchyard | Heatley, Fred | Article in Journal | | 1976 |
| Westmeath News: Gleanings from 'The Standard & River Plate News' Buenos Aires, 1870-76 | Walsh, Edward
| Article in Journal | | 2022 |
| Westmeath-Argentine narratives of tradition and identity | O'Brien, Sarah | Article in Journal | | 2013 |
| 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 |
| Whar or ye frae? : family names in the district of Mosside | Marshall, J. D. C. | Monograph or Collective Volume | Clegnagh House | 2007 |
| What family research reveals and the questions it leaves | O'Shea, Mary Rose | Article in Journal | | 2014 |
| What is Tel-el-Kebir, Mammy? | Marks, Bernadette | Article in Journal | | 2002 |
| What's in a name | Anonymous | Article in Journal | | 2006 |
| What's in a name? | Marks, Bernadette | Article in Journal | | 2014 |
| Wheeling's Irish thread : an O'Brien family tale | Brennan, Margaret | Article in Journal | | 1999 |
| When undertaking Irish ancestral research in Australia - remember to look at convict records | Harrison, Jennifer | Article in Journal | | 2011 |
| When undertaking Irish ancestral research in Australia - remember to look at Death Certificates | Harrison, Jennifer | Article in Journal | | 2010 |
| When undertaking Irish ancestral research in Australia - remember to look at directories | Harrison, Jennifer | Article in Journal | | 2010 |
| When undertaking Irish ancestral research in Australia - remember to look at newspapers | Harrison, Jennifer | Article in Journal | | 2011 |
| When Wood became Wood-Martin, All Changed | Timoney, Martin A. | Article in Journal | | 2022 |
| Whence came the Royal Dublin Fusiliers? | Burke, Tom | Article in Journal | | 2005 |
| Where a photograph led : Gillmors from northwestern Ireland in 1850's Iowa, USA | Gillmor, Desmond A. | Article in Journal | | 2013 |
| Where a photograph led: Gillmors from northwestern Ireland in 1850's Iowa, USA | Gillmor, Desmond A. | Article in Journal | | 2013 |
| Where the Twain meet. An account of Samuel Langhorne Clemens's Ulster connection | McBride, Doreen | Article in Journal | | 2006 |
| While the memory is green : the birth and early days of the North of Ireland Family History Society | Honeyman, David | Article in Journal | | 1992 |
| White knights, dark earls : the rise and fall of an Anglo-Irish dynasty | Power, Bill | Monograph or Collective Volume | Collins | 2000 |
| Whitelaw's 1798 census of Dublin | Graham, Tommy | Article in Journal | | 1994 |
| Who do you think you are? | O'Donnell, Mona | Article in Journal | | 2010 |
| Who was Ailill Mosaulum | Downey, Clodagh | Article in Journal | | 2017 |
| Who was Eliza Kenny? | O'Reilly, G. H. | Article in Journal | | 2013 |
| Who was Richard Brayne? A look at the father-in-law of Virginia's greatest colonial governor Alexander Spotswood | Carter, Peyton | Article in Journal | | 2003 |
| Who was Sarah Swiney? | Shaw, J. C. H. | Article in Journal | | 1997 |
| Who went to America? the evidence of the 1811 passenger lists | D'Arcy, Frank | Article in Journal | | 1984 |
| Who were the Graces of Ballylinch and Legan? | Doyle, Joe | Article in Journal | | 2001 |
| Why didn't he marry her? The broken heart of Dorothea Herbert | Kvedar, Judy | Article in Journal | | 2019 |
| Wicklow - Australia - England - Norway | Johnson, Steven ; O'Reilly, G. H. | Article in Journal | | 2012 |
| Wicklow National School, 1882 | Anonymous | Article in Journal | | 2003 |
| Wicklow people at home and away | Anonymous | Article in Journal | | 2003 |
| Will of John Mahony | Anonymous | Article in Journal | | 1937 |
| William 'buide' O'Kelly and the late medieval renaissance of the Uí Maine lordship | Curley, Daniel | Article in Journal | | 2019 |
| William Colahan: a Galway sea captain in California and his descendants | Colahan, Clark A. | Article in Journal | | 2011 |
| William Delany of Durrow | Delany, M. J. | Article in Journal | | 2012 |
| William Fitzgerald of Castleroe, and his tomb in the Kilkea churchyard | Fitzgerald, Walter, Lord | Article in Journal | | 1902 |
| William Henn - sailor son of Paradise | Henn, Francis | Article in Journal | | 2016 |
| William Maher | Scudds, Anna | Article in Journal | | 2023 |
| William Sprott (1840-1918). Linen manufacturer of Dromore and Belfast. Ancestors, business activities, family, life and descendants | Meyer, G. Rex | Article in Journal | | 2009 |
| Willoughbys and Willoughby - Montgomerys in the north of Ireland | Connelly, Rob | Article in Journal | | 1997 |
| Wills and other probate records : a practical guide to researching your ancestor's last documents | Grannum, KarenTaylor, Nigel | Monograph or Collective Volume | National Archives | 2004 |
| Wills, relations and memorials : a selection of documents about the earls of Portarlington | Powell, J. S. (John Stocks) | Monograph or Collective Volume | Frenchchurch Press | 1999 |
| Wine, genealogy and cross-dressing | O'Halloran, Seán | Article in Journal | | 2018 |
| Witness : County Kildare and the 1916 Rising in the words of the participants | | Monograph or Collective Volume | Kildare Library & Arts Service|County Kildare Decade of Commemorations Committee | 2017 |
| Working on the Saints : clues to the Irish genome | Crampton, Richard | Article in Book | | 2003 |
| Writing with a purpose: the secret agenda of Senchas | Hamon, Denis | Article in Journal | | 2012 |
| WWW.census.nationalarchives.ie | Crowe, Catriona | Article in Journal | | 2010 |
| Your Irish ancestors | Black, J. Anderson | Monograph or Collective Volume | Paddington Press | 1974 |
| YouWho? | Bow, JunePoff, Karen | Article in Journal | | 2024 |
| [A] Charley Family Houses In Dunmurry|B The Children Of William Charley (1826 -1890) Of Seymour Hill.|C The Charley family Coat of Arms | Charley, Robby | Article in Journal | | 1995 |
| [List of] O Mahony Clan Gathering[s] | | Article in Journal | | 2019 |
| “The Lost Apostrophe”? : race, the roots journey and the “Rose of Tralee” pageant | Moynihan, Sinéad | Article in Journal | | 2018 |
| “This is why it is unlawful for a man from the Eóganachta to kill a man from the Crecraige” : The origins and status of the Crecraige in medieval Ireland | Shingurova, Tatiana | Article in Journal | | 2019 |