| "Begorra, Paddy, the Clergy have the Power yet": priests of the Province of Armagh and their portrayal in the folklore of the Schools' Collection (1937-38 | Ryan, Salvador | Article in Journal | | 2021 |
| "The replay" : a parish history | McCluskey, BrianMulligan, Eamonn | Monograph or Collective Volume | Sean McDermotts G.F.C. | 1984 |
| 'Cast out!' : Cavan and Monaghan loyalists and partition, 1916-1923 | Purcell, Daniel | Article in Book | NA | 2020 |
| 'Honest Pat' - Patrick Crumley DL, MP | McRoe, Malachy | Article in Journal | | 2011 |
| 'In spite of dungeon fire and sword': penal days in Clogher | Jefferies, Henry A. | Article in Journal | | 2009 |
| 'Looka the wages that's going', a record of Monaghan farm labourers | Lane, Padraig G. | Article in Journal | | 2015 |
| 'Most vicious and refractory girls' : the reformatories at Ballinasloe and Monaghan | Curtin, Geraldine | Article in Journal | | 2013 |
| 'The downfall of Hagan' : Sligo Ribbonism in 1842 | Kelly, Jennifer | Monograph or Collective Volume | Four Courts | 2008 |
| 'The forgotten massacre' : responses to the Dublin and Monaghan bombing | Hanley, Brian | Article in Journal | | 2014 |
| 1641 Depositions. Volume I: Armagh, TCD, MS 836; Louth, TCD, MS 834; Monaghan, TCD, MS 834 | | Monograph or Collective Volume | Irish Manuscripts Commission | 2014 |
| A bardic poem by Diarmuid Mac an Bhaird on the destruction of a MacMahon stronghold in Co. Monaghan 1647 AD | | Article in Journal | | 1993 |
| A border co-op : the town of Monaghan centenary, 1901-2001 | O'Donnell, John | Monograph or Collective Volume | Monaghan Co-operative | 2001 |
| A Byzantine copper coin of the 12th century from the churchyard at Tydavnet, Co. Monaghan | Dolley, Michael | Article in Journal | | 1978 |
| A cathedral : a chair-church | Flannery, Austin OP | Article in Book | | 1998 |
| A cathedral of its time | Macaulay, Ambrose | Article in Book | | |
| A cathedral renewed : St Macartan's Monaghan | | Monograph or Collective Volume | The Columba Press | 1998 |
| A cathedral renewed : St Macartan's Monaghan | Griffin, Elthin | Monograph or Collective Volume | Columba | 1998 |
| A centre of community : Tydavnet village community centre, Tydavnet, Co. Monaghan | | Monograph or Collective Volume | Tydavnet Community Centre | 2005 |
| A century of elections in Monaghan | Kavanagh, Adrian | Article in Book | | 2017 |
| A Clones miscellany | | Monograph or Collective Volume | The author | 2005 |
| A contribution to the history of Drumsnat | Ó Dubhthaigh, Bearnárd | Article in Journal | | 1966 |
| A famous Clones general | McCabe, D. | Article in Journal | | 1994 |
| A Farney emigrant’s story : Christopher Byrne’s American letter | Harris, Ruth-Ann | Article in Book | | 2017 |
| A further find of fused coins from Rahans Lough, Magheracloone | Dolley, Michael | Article in Journal | | 1976 |
| A group of tradesmen's headstones | McCormick, Finbar | Article in Journal | | 1979 |
| A heritage guide to Carrickmacross | Breathnach, Pádraig | Monograph or Collective Volume | Carrickmacross Tidy Town | 1996 |
| A history of Killeevan parish, Diocese of Clogher | Forster, V. H. | Monograph or Collective Volume | [R. & S. Printers] | 1958 |
| A history of the parish of Kilmore : these folks are mine, they are not strangers | Fearon, Benedict | Monograph or Collective Volume | The author | 2005 |
| A mill journal - Inishkeen, County Monaghan | O'Rourke, Clinton | Article in Journal | | 2012 |
| A monstrance for St Macartan's cathedral | King, Richard Enda | Article in Book | | 1998 |
| A patron for passers-by : Benedict Joseph Labre | | Article in Book | | 1998 |
| A people set apart : the county Monaghan settlers in Prince Edward Island | O'Grady, Brendan | Article in Journal | | 1985 |
| A poteen raid | Tummon, Francis | Article in Book | | 2016 |
| A rental of the Anketell estate, county Monaghan, 1784-89 | O'Neill, Brendan | Article in Journal | | 1984 |
| A short account of Rockcorry parish and church, County Monaghan and Diocese of Clogher | Sirr, W. J. | Monograph or Collective Volume | Sligo Stationery Depot | c. 1950 |
| A short history of Donagh parish | Cotter, J. B. D. | Monograph or Collective Volume | Fermanagh Times | 1966 |
| A soul stone : the origins and development of Monaghan County Museum | Walsh, Aidan | Article in Book | | 2017 |
| A textual history of the Spiritual Rose | McKenna, Malachy | Article in Journal | | 1991 |
| A time of desolation : Clones poor law union 1845-50 | MacDonald, Brian | Article in Journal | | 2000 |
| A time of desolation: Clones Poor Law Union 1845-50 | MacDonald, Brian | Monograph or Collective Volume | Clogher Historical Society | 2017 |
| A visit to Monaghan in 1862 | Morphy, J. | Article in Journal | | 2009 |
| A window into Clogher Church of Ireland diocese : the visitations of 1622 and 1733 | Roulston, WilliamScott, Brendan | Article in Book | | 2017 |
| A woman before her time: Lady Augusta in the Dartrey legacy | Baird, Victoria | Article in Journal | | 2009 |
| Abstracts of Chancery inquisitions of the seventeenth century for counties Fermanagh and Monaghan | Schlegel, Donald M. | Monograph or Collective Volume | Clogher Historical Society | 2008 |
| Aghabog Church of Ireland survey 1824 | MacDonald, Brian | Article in Journal | | 1997 |
| Aghabog inheritance | Ó Dufaigh, Seosamh | Monograph or Collective Volume | Cumann Seanchais Chlochair | 2024 |
| Agricultural change and the growth of the creamery system in Monaghan, 1855-1920 | Breathnach, Proinnsias | Article in Book | | 2017 |
| Along the Black Pig's dyke : folklore from Monaghan and south Armagh | | Monograph or Collective Volume | Castleblaney Community Enterprise | 1993 |
| An example of the Gothic style in Ireland | Dunne, Mildred | Article in Book | | 1998 |
| An Ghaeilge i Muineachán lem’ linne | Ó Baoighill, Pádraig | Article in Book | | 2017 |
| An index to the rebels of 1641 in the county Monaghan depositions | Schlegel, Donald M. | Article in Journal | | 1995 |
| An introduction to the architectural heritage of County Monaghan | National Inventory of Architectural Heritage | Monograph or Collective Volume | Ireland. Dept of the Environment, Heritage and Local Government. National Inventory of Architectural Heritage | 2013 |
| An Irish county in 1630: the Muster Roll of county Monaghan | Johnston, John | Article in Journal | | 2010 |
| An outline of the foundation and development of the college | Murphy, J. F. | Article in Book | | 1940 |
| An tAthair Éamann Conchúr Mac an Bháird (1889-1917) | Mac Labhraí, Seán | Article in Journal | | 2017 |
| Andrew Jackson, 7th President of the United States and the Jacksons of Ballybay, 1803-1824 | Farrell, W. E. | Article in Journal | | 2007 |
| Anglican churches in Clogher diocese in the early eighteenth century | Roulston, William J. | Article in Journal | | 2011 |
| Annaghmakerrig: twenty-five years of creativity | O'Kane, Marianne | Article in Journal | | 2006 |
| Anti-tithe affrays in the parishes of Magheracloone and Donaghmoyne in 1832 | Gilmore, Brian | Article in Journal | | 2019 |
| Archaeological monuments in County Monaghan | McDermott, Siobhán | Article in Book | | 2017 |
| Archaeology of two townlands from stone-age settlers to 19th-century farmers at Monanny and Cloghvally Upper, Co. Monaghan. (Part I):(Neolithic to Bronze Age settlement)|(Part II): (Medieval and post-Medieval settlement) | Walsh, Fintan | Article in Journal | | 2012 |
| Ardaghey past & present | | Monograph or Collective Volume | Ardaghey Foróige Club | 1991 |
| Aspects of the geology and geography of south Cavan and Monaghan | O'Connor, Eugene | Article in Journal | | 2022 |
| Assisted emigration from the Shirley estate, 1843-54 | Duffy, Patrick J. | Article in Journal | | 1992 |
| Assizes and inquisitions for counties Armagh, Tyrone, Monaghan, Cavan and Fermanagh in 1614-1615 | Gilmore, Brian | Article in Journal | | 2017 |
| At the ford of the birches : the history of Ballybay, its people and vicinity | Murnane, James H.Murnane, Peadar | Monograph or Collective Volume | Peadar Murnane | 1999 |
| Bardic poetry and the MacMahons of Oirghialla | Mac Cathmhaoil, Nioclás | Article in Book | | 2017 |
| Barracks closures | Nagle, David | Article in Journal | | 2009 |
| Before 1840 | Q., E. J. | Article in Book | | 1940 |
| Belgian refugees in Monaghan (1914-1919) | Moloney, Grace | Article in Journal | | 2014 |
| Belturbet, Cahans and two Prebyterian revoutions in South Ulster, 1660-1770 | Magennis, Eoin | Article in Journal | | 2008 |
| Bernard MacMahon of Ballybay | Ó Mórdha, Pilib | Article in Journal | | 1963 |
| Bishop James Donnelly and the Catholic electorate. | Carville, Gary | Article in Journal | | 2012 |
| Border heritage : tracing the heritage of the city of Armagh and Monaghan county | | Monograph or Collective Volume | TSO (The Stationery Office) | 2008 |
| Border violence in Eugene McCabe's Victims trilogy | Patterson, Henry | Article in Journal | | 2011 |
| Bright bewildering green | Hughes, John | Monograph or Collective Volume | Lilliput Press | 1991 |
| Carrickmacross | Duffy, Patrick J. | Article in Book | | 1995 |
| Castle Leslie : between two worlds | Monaghan County Museum | Monograph or Collective Volume | Department of Arts, Heritage and the Gaeltacht | 2015 |
| Castleblaney poor law rate book (1847) | | Article in Journal | | 1963 |
| Castleblaney rent book, 1772 | Livingstone, Peadar | Article in Journal | | 1981 |
| Castleblayney poor law union : the early years, 1839-49 | Livingstone, Peadar | Article in Journal | | 1964 |
| Castleblayney, Mucnamh and Baile na Lurgan | Mac Doinnshléibhe, Peadar | Article in Journal | | 1957 |
| Cathedral and mission | Cooney, Brendan | Article in Book | | 1998 |
| Catholic qualification rolls index : Fermanagh and Monaghan | | Article in Journal | | 1959 |
| Catholics and southern honor : Rev. Patrick Lynch's paper war with Rev. James Henley Thornwell | Tate, Adam | Article in Journal | | 2013 |
| Census of First Monaghan Presbyterian Congregation, 1821 | McMahon, TheoO'Neill, Marie | Article in Journal | | 2006 |
| Changing farming methods in County Monaghan | Bell, JonathanWatson, Mervyn | Article in Journal | | 2014 |
| Charles Bianconi (1786-1875) : his historical association with the Monaghan brewery | Maguire, Mairín | Article in Journal | | 1976 |
| Charles Coote MP [earl of Bellamont] (1738-1800) and the suppression of the 'Oak Boys' in Counties Cavan, Fermanagh and Monaghan, July 1763 | Coleman, John
| Article in Journal | | 2017 |
| Charles Gavan Duffy, The Nation, Irish Confederation and the Rising of 1848 | Nolan, William | Article in Book | | 2017 |
| Charles MacNally, bishop of Clogher: Local and family background | Murphy, Owen | Article in Journal | | 2010 |
| Charles Powell Leslie II's estates at Glaslough, County Monaghan 1800-1841 | Doyle, Anthony | Monograph or Collective Volume | Irish Academic Press | 2001 |
| Cholera in Tonytallagh townland in Currin 1834 | Mac Annaidh, Séamas | Article in Journal | | 1997 |
| Church lands in medieval Monaghan | Ó Dufaigh, Seosamh | Article in Book | | 2017 |
| Clochar na Righ (Clogher of the Kings): being a history of the Town and District of Clogher, in the County of Tyrone. Also some account of the Parish of Errigal Keeroge, in the County of Tyrone, and of the Parish of Errigal Truagh in the County of Monaghan | Marshall, John J. | Monograph or Collective Volume | Tyrone Printing Co. | 1930 |
| Clones in the Williamite wars | Ó Mórdha, Philip | Article in Journal | | 1980 |
| Clones lace : the story and patterns of an Irish crochet | Treanor, Máire | Monograph or Collective Volume | Mercier Press | 2002 |
| Clones rent roll, 1821 | Ó Mórdha, Pilip | Article in Journal | | 1988 |
| Commemorating Macartan | Duffy, Joseph | Article in Journal | | 2009 |
| Conflict during the incumbency of the Reverend Augustus B.R. Young, Rector of Ballybay, Co. Monaghan 1872-1920, Prebendary of Devenish 1906-1911 and Precentor of Clogher 1911-1920 | Scarlett, Duncan | Article in Journal | | 1998 |
| Conflicting subtleties: Southern Irish Protestant nationalism since 1920 | Butler, David J. | Article in Book | | 2012 |
| Coolfore, west Farney and the national school system, 1826-1968 | Fealy, Gerard M. | Monograph or Collective Volume | Eastwood Books | 2023 |
| Counties of south Ulster, 1834-38 : Cavan, Leitrim, Louth, Monaghan and Sligo | | Monograph or Collective Volume | Institute of Irish Studies in association with the Royal Irish Academy | 1998 |
| County Monaghan before the emigration to Prince Edward Island | O'Grady, Brendan | Article in Book | | 1992 |
| County Monaghan immigrants in the Consett area of County Durham, England, 1842-1855 | Duffy, Godfrey F. | Article in Journal | | 1997 |
| County Monaghan sources in the Public Record Office of Northern Ireland | Collins, Peter | Monograph or Collective Volume | Public Record Office of Northern Ireland | 1998 |
| County Monaghan, 1914-1918 : recruitment, the rise of Sinn Féin and the partition crisis | Dooley, Terence A. M. | Article in Journal | | 1998 |
| Crannogs in north Monaghan | Smyth, James Joseph | Article in Journal | | 1954 |
| Cumann Peile Thiarnaigh Naofa, Cluain Eois, 1886-1993 | Ó Mórdha, Pilib | Monograph or Collective Volume | Cumann Peile Thiarnaigh Naofa | 1994 |
| Desmond Leslie (1921-2001) : the biography of an Irish gentleman | O'Byrne, Robert | Monograph or Collective Volume | Lilliput Press | 2010 |
| Destabilizing Ulster, 1641-1642 | Gillespie, Raymond | Article in Book | | 1993 |
| Dissension, radicalism, and republicanism in Monaghan and the role of freemasonry up to and during the 1798 rebellion | Conlon, Larry | Article in Journal | | 1999 |
| DNA studies on some interrelated families in Clones Parish, counties Monaghan and Fermanagh | Blakely, JeffreyMc William, Peter | Article in Journal | | 2019 |
| Dochiaróg, Mag Enir and Leth Cam | Muhr, Kay | Article in Journal | | 2008 |
| Document on Farney, 1866 | McArdle, Thomas | Article in Journal | | 1975 |
| Documents from the Bath papers | Marron, Lawrence | Article in Journal | | 1966 |
| Donagh church, Co. Monaghan | Davies, OliverGaffikin, M.Paterson, T. G. F. | Article in Journal | | 1939 |
| Dr James Donnelly, bishop of Clogher (1865-1893) and the ascendancy in Monaghan | Murnane, James H. | Article in Journal | | 1987 |
| Dr James Donnelly, bishop of Clogher (1865-1893) and the ascendancy in Monaghan. Part 2 | Murnane, James H. | Article in Journal | | 1988 |
| Drumswords church, county Monaghan | Davies, Oliver | Article in Journal | | 1938 |
| Early ecclesiastical remains in Selloo and Kilnahalter, county Monaghan | Brindley, Anna | Article in Journal | | 1988 |
| Early history of modern Clones, 1604-1640 | Ó Mórdha, Pilip | Article in Journal | | 1997 |
| Early memorials in Clones round tower graveyard and St. Tierney's R. C. graveyard, Roslea | McMahon, TheoMulligan, Patrick | Article in Journal | | 1984 |
| Early memorials in Kilmore cemetery, Monaghan | Mulligan, Patrick | Article in Journal | | 1983 |
| Early schools and school teachers in Clones | Ó Mórdha, Pilip | Article in Journal | | 1994 |
| Edward Blayney | Burns, Michael | Article in Journal | | 2013 |
| Election and rejection : general elections in Co. Monaghan since the foundation of the Free State (and in Cavan-Monaghan since 1977) | Ó Dufaigh, Brendan | Monograph or Collective Volume | Brendan Ó Dufaigh | 2005 |
| Elephant's teeth in the Diocese of Kilmore | Cook, JillWoodman, Peter | Article in Journal | | 2013 |
| Emanuell Ley, and the Leyer Lee family of Tyrone, Monaghan, and Cavan | Lee, Enda | Article in Journal | | 1998 |
| Emigration to Australia from County Monaghan workhouses 1848-50 | McIntyre, Perry | Article in Book | | 2017 |
| Estate agents in Farney : Trench and Mitchell | Ó Mearáin, Lorcán | Article in Journal | | 1981 |
| Exploring townland geographies : landholding and landscape in County Monaghan from the sixteenth century | Duffy, Patrick J. | Article in Book | | 2017 |
| Extreme archaeology: going underground in Monaghan | Dowd, MarionKennedy, AlasdairKozlowski, Artur | Article in Journal | | 2011 |
| Families of medieval Clones | Ó Dufaigh, Seosamh | Article in Journal | | 1959 |
| Family descended, U. S. A., from Matthew Carraher, Co. Monaghan and his wife Alice McNally | Carraher, IreneCarraher, Richard M. | Article in Journal | | 1992 |
| Farney in 1634 : an examination of John Raven's survey of the Essex estate | Duffy, Patrick J. | Article in Journal | | 1983 |
| Farney men of 1592 | Ó Tuathail, Éamonn | Article in Journal | | 1955 |
| Farney men of 1601 | Ó Tuathail, Éamonn | Article in Journal | | 1956 |
| Farney, Carrickmacross and the Patrician Brothers | Nolan, Cuthbert | Monograph or Collective Volume | Patrician Brothers | 1996 |
| Father Francis Patrick Duffy : 'A very Irish, very Catholic, very American person' | Shelley, Thomas J. | Article in Journal | | 2004 |
| Fenians, Rice and ribbonmen in county Monaghan 1864-67 | Mac Giolla Choille, Breandán | Article in Journal | | 1967 |
| Fernmag alias Farney: kings and lineages c.882-1193 | Moore, Eoghan | Article in Book | | 2017 |
| Four county Monaghan leases 1794, 1792, 1811 and 1831 | Mulligan, Patrick | Article in Journal | | 1976 |
| Four speakers of Monaghan : a penal controversy | De Blacam, Aodh | Article in Journal | | 1940 |
| Fr. Paul O'Brien of Cormeen (1763-1820), folk-poet and Maynooth professor | Mac Gabhann, Séamus | Article in Journal | | 1999 |
| 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 Shancoduff to Mossbawn : lines of convergence and divergence in Kavanagh and Heaney | Agnew, Una | Article in Journal | | 2018 |
| From Skane to Scotstown : some notes on amber in bronze age Ireland | Eogan, George | Article in Book | | 1999 |
| From the Belfast boycott to the Boundary Commission : fears and hopes in County Monaghan, 1920-1926 | Dooley, Terence A. M. | Article in Journal | | 1994 |
| Full circle : a story of Ballybay Presbyterians | Nesbitt, David | Monograph or Collective Volume | Cahans Publications | 1999 |
| Further extracts from the 1821 census for Monaghan and Louth | Moloney, Grace | Article in Journal | | 2011 |
| George Morant and the mesolithic of Ballyhoe Lough | Woodman, Peter C. | Article in Book | | 1998 |
| Gortnawinny Sunday School. Former pupils who were killed in the Great War, 1914-1918 | Holland, Pat | Article in Journal | | 2009 |
| Gravestone inscriptions in Drumswords cemetery, county Monaghan | McMahon, TheoMulligan, Patrick | Article in Journal | | 1985 |
| Graveyard inscriptions Killeevan and Aghabog | Anonymous | Article in Journal | | 1982 |
| Gypsum mining and the Shirley estate in south Monaghan, 1800-1936 | McDermott, Michael | Monograph or Collective Volume | Four Courts | 2009 |
| Hedge schools of Tyrone and Monaghan | Johnston, John | Article in Journal | | 1969 |
| Henry Shefflin's County Monaghan roots |
Flood, Mary | Article in Journal | | 2015 |
| Heritage management in modern Monaghan | Bradley, LiamClerkin, ShirleyLennon, Catríona | Article in Book | | 2017 |
| Hills of Magheracloone, 1884-1984 | Gilsenan, Michael | Monograph or Collective Volume | G. A. A. | 1985 |
| Historians in modern Monaghan | Duffy, Patrick J. | Article in Book | | 2017 |
| Historical Sketches of Monaghan, from the earliest records to the Fenian movement | Rushe, Denis Carolan | Monograph or Collective Volume | James Duffy & Co. | 1895 |
| History as destiny in the James Steel family from County Monaghan to Westmoreland County | Steele, Walanne P. | Article in Journal | | 1996 |
| History of Monaghan for two hundred years 1660-1860 | Rushe, Denis Carolan | Monograph or Collective Volume | Clogher Historical Society | 1996 |
| Home Rule in Monaghan | Carville, Gary | Article in Book | | 2017 |
| Hystoria of Saint Tiarnach | Ó Dufaigh, Seosamh | Article in Journal | | 2014 |
| In dubious battle : Dublin and Monaghan bombings, 1972-74 | Bell, J. Bowyer | Monograph or Collective Volume | Poolbeg | 1996 |
| Inquisitionum in officio rotulorum cancellariae Hiberniae asservatarum repertorium. 1 : Province of Leinster; 2 : Province of Ulster. 2 vols. | | Monograph or Collective Volume | | 1826 |
| Inscriptions from St Tighernach's Church of Ireland graveyard, Clones | McMahon, TheoO'Neill, MarieSlowey, Sean | Article in Journal | | 1988 |
| Inscriptions from St. Salvator's Church of Ireland graveyard, Glaslough | MacMahon, Theo | Article in Journal | | 1978 |
| Inscriptions in Donagh cemetery, Co. Monaghan | McCarney, B.. | Article in Journal | | 1957 |
| Intellectual struggles or the life history of a peasant | Johnston, Ian | Article in Journal | | 2001 |
| Iomáin Eanas Caoin | Ó Tuathail, Éamonn | Article in Journal | | 1940 |
| Irish family history : Co Monaghan 17th, 18th and 19th century wills, etc. | | Article in Journal | | 1943 |
| Irish family history : Wildridge of Killahoman, Co. Monaghan | Reynolds, Henry Fitzgerald | Article in Journal | | 1941 |
| Irish lace | O'Cléirigh, Nellie | Article in Book | | 2009 |
| J.C.R. Lardner MP, a forgotton Middle-Irelander | McRoe, Malachy | Article in Journal | | 2014 |
| John J. Marshall MA: The historian of the northern Blackwater | Knox, Wolsley | Article in Journal | | 2010 |
| John Wesley in Cavan and Monaghan in 1778 | Barron, Thomas J. | Article in Journal | | 1980 |
| Joseph Patrick O'Reilly. Born 11th July, 1829. Died 6th January, 1905 | Cole, Grenville A.J.Seymour, Henry J. | Article in Journal | | 1905 |
| Kane's Pike and its captor | Brittan, Peter | Article in Journal | | 2017 |
| Killeevan Abbey, Co. Monaghan | Davies, Oliver | Article in Journal | | 1940 |
| Later on : the Monaghan bombing memorial anthology | NA | Monograph or Collective Volume | Brandon | 2004 |
| Lease abstracts for the Clones estate, Co. Monaghan | Schlegel, Donald M. | Article in Journal | | 2003 |
| Life after Brian : the high kingship | Casey, Denis | Article in Journal | | 2014 |
| Local government in Monaghan, 1585-2014 | Potter, Matthew | Article in Book | | 2017 |
| Logainmneacha i bhFearnmhaigh | Ó Casaide, Peadar | Monograph or Collective Volume | Clo Fhearnmhai Farney | 1993 |
| Lost Boys. A collaborative project by Susan McKay [Text] and Willie Doherty [Photographs] | Doherty, WillieMcKay, Susan | Article in Journal | | 2013 |
| Lost railways of Dundalk and the North East | Johnson, Stephen | Monograph or Collective Volume | Stenlake | 2006 |
| Mac Domhnaill Clainn Ceallaigh | Schlegel, Donald M. | Article in Journal | | 2005 |
| Macartan 1500 | Jackson, Michael | Article in Journal | | 2009 |
| Maghernacloy Castle and the Hadsors | Manning, Conleth | Article in Book | | 2007 |
| Maghernacloy castle, a 16th century fortified house | McDermott, Larry | Article in Journal | | 2002 |
| Management problems on a large estate in mid-nineteenth-century Ireland : William Steuart Trench's report on the Shirley estate in 1843 | Duffy, Patrick J. | Article in Journal | | 1997 |
| Maoldoid of Muckno | Ó Dufaigh, Seosamh | Article in Journal | | 2011 |
| Mapping the Famine in Monaghan | Duffy, Patrick J. | Article in Book | | 2012 |
| Maps of Farney in Longleat, Wiltshire and Warwick County Record Office | Duffy, Patrick J. | Article in Journal | | 1987 |
| Marriage settlement of Samuel Dundass and Lydia Leadbeater, daughter of Garrett Leadbeater of Cootehill, 20 June 1827 | Smyth, Jonathan A. | Article in Journal | | 2016 |
| Master of illusion | Flegg, Eleanor | Article in Journal | | 2005 |
| Meánscoil Lughaidh Muineachán 1859-2013. A trip down memory lane. Sracfhéachaint siar | | Monograph or Collective Volume | St Louis Secondary School Monaghan | 2013 |
| Medieval Monaghan : the evidence of the placenames | Duffy, Joseph see Ó Dufaigh, SeosamhÓ Dufaigh, Seosamh | Article in Journal | | 1999 |
| Meloncholy madness : a coroner's casebook | McGoff-McCann, Michelle | Monograph or Collective Volume | Mercier Press | 2003 |
| Memorials in old Errigal cemetery, county Monaghan | McEntee, PatrickMcMahon, TheoMulligan, Patrick | Article in Journal | | 1988 |
| Migration in Monaghan history | Fitzgerald, Patrick | Article in Book | | 2017 |
| Migration to Australia mid-nineteenth century; emigration from the Shirley estate at the time of the Famine | James, StephanieMcClaughlin, TrevorO'Reilley, Simon | Article in Journal | | 2010 |
| Mills in the Parish of Aughnamullen, County Monaghan | Connolly, AndreaWard, John | Article in Journal | | 2010 |
| Monaghan - 1920 | Monaghan, A. | Article in Journal | | 1970 |
| Monaghan : county of intrigue | Cunningham, Michael | Monograph or Collective Volume | The author | 1979 |
| Monaghan cathedral | Duffy, Joseph | Monograph or Collective Volume | Eason | 1992 |
| Monaghan history and society : interdisciplinary essays on the history of an Irish county | | Monograph or Collective Volume | Geography Publications | 2017 |
| Monaghan in the age of revolution | MacDonald, Brian | Article in Journal | | 2002 |
| Monaghan in the age of the United Irishmen | MacDonald, Brian | Article in Book | | 2017 |
| Monaghan in the early modern period : continuity and change | Ó Ciardha, Éamonn | Article in Book | | 2017 |
| Monaghan in the late nineteenth century | Cahill, Martin | Article in Journal | | 1965 |
| Monaghan in the later middle ages | Simms, Katharine | Article in Book | | 2017 |
| Monaghan people in the First World War, 1914-1918 | Cullen, Kevin | Article in Book | | 2017 |
| Monaghan Protestants in a time of crisis, 1919-22 | Dooley, Terence A. M. | Article in Book | | 1990 |
| Monaghan town family roots : exploring family origins in Monaghan town | | Monograph or Collective Volume | Noel Farrell | 1998 |
| Monaghan, county of intrigue | Ó Cuinneagáin, Mícheál | Monograph or Collective Volume | The author | 1980 |
| Monaghan’s physical landscape : exploiting its natural resources | Hegarty, Susan | Article in Book | | 2017 |
| Monalty House, Carrickmacross, Co. Monaghan | Hughes,Alan | Article in Journal | | 2022 |
| Morgan Tellett and the Richardson estate at Augher, 1832-1855 | Johnston, Jack | Article in Journal | | 2007 |
| Muineachán | Anonymous | Monograph or Collective Volume | Oifig an tSoláthair | 1940 |
| Nationalist politics in Monaghan from 1918 to the Civil War | Hughes, Fiona | Article in Book | | 2017 |
| New radiocarbon dates for the Black Pig's Dyke at Aghareagh West and Aghnaskew, County Monaghan | Walsh, AidanÓ Drisceoil, Cóilín | Article in Journal | | 2018 |
| Notes and comments : Salloo | Smyth, James Joseph | Article in Journal | | 1954 |
| Notes and comments.
Annakilly and Fall Crumm, County Monaghan | Moore, Eoghan | Article in Journal | | 2014 |
| Notes and Comments. Genevieve Beale, 1822-78 | O'Connor, Deirdre | Article in Journal | | 2009 |
| Notes on education in Currin parish | Ó Mórdha, Pilib | Article in Journal | | 1964 |
| Notes on some Clones placenames | Ó Mórdha, Pilip | Article in Journal | | 1989 |
| Notes on some families in the Clones area | Ó Mórdha, Pilip | Article in Journal | | 1990 |
| Notes on some old public buildings in Clones | Ó Mórdha, Pilip | Article in Journal | | 1992 |
| Obituaries. June Brown | Anonymous | Article in Journal | | 2017 |
| Obituary. John Reihill (1932-2019) 'The Islandman' | J., J. | Article in Journal | | 2019 |
| Ode to Saint Macartan | Edwards, Owen Dudley | Article in Journal | | 2009 |
| Old Latlorcan Graveyard | Moriarty, Maurice J. | Article in Journal | | 2012 |
| Old mills of Ireland, Vol. 3 : a listing of the old mills of Ireland taken from mid-19th century Valuation Office documents | | Monograph or Collective Volume | William E. Hogg | 2012 |
| On the 'Ballach Damnatan' | Bourke, Cormac | Article in Journal | | 2003 |
| Orangeism in county Monaghan | McClelland, Aiken | Article in Journal | | 1978 |
| Orangemen in the Free State : a Twelfth demonstration in Clones in 1923 | Phoenix, Eamon | Article in Journal | | 1996 |
| Our good school on the hill | Wilkinson, W. R. | Monograph or Collective Volume | Jenkins | 1982 |
| Party affray at Castleblayney (1829) | Ó Maolagáin, Pádraig | Article in Journal | | 1964 |
| Patrick Byrne of Magheracloone, leading harper and distinguished celebrity of the nineteenth century | McDermott, Micheál | Article in Journal | | 2010 |
| Patrick Kavanagh and his Tullamore connection : a lost genealogy | Agnew, Una | Article in Journal | | 2015 |
| Peadar Murnane (1923-2014) Ballybay's local historian | Anonymous | Article in Journal | | 2015 |
| Personal and death notices in the 'Philadelphia Public Ledger' for Monaghan, Fermanagh and Cavan 1848-1873 | Genealogical Society of Pennsylvania | Article in Journal | | 1997 |
| Photographic memories : a pictorial history of Castleblayney | Castleblayney Heritage Group | Monograph or Collective Volume | Castleblayney Heritage Group | 1999 |
| Place names of the barony of Monaghan | Smith, James | Article in Journal | | 1955 |
| Poets, minor poets and poetasters in Oirialla - A chronological account of the Gaelic poetic tradition of south-east Ulster | Trimble, Gearóid | Article in Journal | | 2011 |
| Proselytism, priestly opposition and persecution: the Bible war in Farney | Rogan, Marion | Article in Journal | | 2019 |
| Protestant politics and society in Co. Monaghan, 1911-26 | Dooley, Terence Anthony Martin | Thesis | | 1986 |
| Remarks on viewing the estate of John Shirley, Esquire, situate at Carrickmacross in the barony of Farney, in the county of Monaghan, Ireland | Duffy, Patrick J. | Article in Journal | | 1987 |
| Rent books of the Forster of Ballynure estate (1802-1822) | McKenna, Ellen | Article in Journal | | 2015 |
| Rentals and reports of the Kane estate, Errigal Truagh, Co. Monaghan, 1764-1821 | McMahon, TheoO'Neill, Brendan | Article in Journal | | 1990 |
| Revd Naylor's desecration | Knight, George | Article in Journal | | 2012 |
| Review article. "The crooked roar to partition". The highways and byways of late nineteenth- and early twentieth-century Ulster politics | Clarkson, L. A. (Leslie A.) | Article in Journal | | 2017 |
| Ribbonism in Tyholland Parish (1820-1840) | Gilmore, Brian | Article in Journal | | 2015 |
| Roots of the Harper family, Co. Monaghan, Ireland | Harper, Michael J. K. | Article in Journal | | 1989 |
| Rules and regulations for the Catholic school in Monaghan | Mulligan, Patrick | Article in Journal | | 1978 |
| Saint Mochta of Louth and the rewriting of history | Cronin, Anthony | Article in Journal | | 2019 |
| Schools in county Monaghan, 1824-1826 | Ó Mearáin, Lorcán | Article in Journal | | 1963 |
| Scotland, Ireland and America: the construction of identities through mortuary monuments by Ulster Scots in the seventeenth and eighteenth centuries | Mytum, Harold | Article in Book | | 2009 |
| Scots Clan Donald in Dartree and Monaghan baronies | Schlegel, Donald M. | Article in Journal | | 1999 |
| Sectarian conflict in Monaghan | Micheau, Edward | Article in Book | | 1990 |
| Sergeant James Graham (1791-1845) of Clones, Hougoumont, and the Royal Hospital, Kilmainham | Ferguson, Kenneth | Article in Journal | | 2015 |
| Seven Generations: Carrickatee, A History of Gatherings | Larkin, Tom | Monograph or Collective Volume | Tom Larkin | 2021 |
| Shirley's 'History of Monaghan' - 1879 | Ó Saothraí, Séamus | Article in Journal | | 1979 |
| Small farm settlement: landscapes in transition | Duffy, Patrick | Article in Journal | | 2017 |
| Some additional gravestone inscriptions in Kilmore cemetery, county Monaghan | McMahon, TheoMulligan, PatrickO'Neill, Brendan | Article in Journal | | 1985 |
| Some county Monaghan abstracts from the1821 census | McMahon, Theo | Article in Journal | | 1991 |
| Some notes on Clones Workhouse | Ó Mórdha, Pilib | Article in Journal | | 1994 |
| Some notes on Monaghan history (1692-1866) | Ó Mórdha, Pilip | Article in Journal | | 1976 |
| Some priests and parsons of the Clones area, 1620-1840 | Ó Mórdha, Pilip | Article in Journal | | 1977 |
| Some transactions in Currin parish in the first quarter of the eighteenth century | Ó Mórdha, Pilip | Article in Journal | | 1997 |
| St. Finbarr's, Carrickmacross : a short history | Sutcliffe, John | Monograph or Collective Volume | | 1990? |
| St. Macarten's seminary, centenary souvenir, 1940 | Anonymous | Monograph or Collective Volume | [s.n.] | 1940 |
| St. Molua's Church, Magheracloone : a short history | Sutcliffe, John L. | Monograph or Collective Volume | | 1990? |
| St. Patrick's Church, Monaghan | Berry, Ian | Monograph or Collective Volume | [St Patrick's Church] | 2002 |
| Summary of inquests held on Currin, Co. Monaghan victims, 1846-1853 | Ó Mórdha, Pilip | Article in Journal | | 1995 |
| Survey of historic mine workings in McQuaid's Quarry, Lemgare, Clontibret, Co. Monaghan | Morrin, JohnParkes, Matthew | Article in Journal | | 2001 |
| Survival strategies in a time of war: the Blayneys of Monaghan 1640 - 1670 | Brown, DavidÓ Siochrú, Mícheál | Article in Book | | 2017 |
| Susan Stephens : a Monaghan woman's memoir | Ó hOgartaigh, Margaret | Article in Journal | | 2008 |
| Telling tales : the fabulous lives of Anita Leslie | Perrick, Penny | Monograph or Collective Volume | Lilliput Press | 2017 |
| The 'Mere Irish' and the colonisation of Ulster, 1570-1641 | Farrell, Gerard | Monograph or Collective Volume | Palgrave Macmillan | 2017 |
| The 1826 general election in county Monaghan | Cahill, Martin | Article in Journal | | 1964 |
| The 18th and 19th century graveyard monuments of Killeevan, Co. Monaghan and Galloon, Co. Fermanagh | Mytum, Harold C. | Article in Journal | | 2003 |
| The ancient graveyard of Rackwallace, Co. Monaghan | Ó Dubhthaigh, Bearnárd | Article in Journal | | 1962 |
| The archaeology of the twelve tates of McKenna, c.1591 | McDermott, Siobhán | Article in Journal | | 2010 |
| The Ballybay estate 1786 | Livingstone, Peadar | Article in Journal | | 1982 |
| The barony names of Fermanagh and Monaghan | Ó Muraíle, Nollaig | Article in Journal | | 1982 |
| The Barton estate and Lough Bawn in county Monaghan | Schlegel, Donald M. | Article in Journal | | 1995 |
| The battle of Clontibret | Ó Mearáin, Lorcán | Article in Journal | | 1956 |
| The battle of Clontibret, 1595 | Hayes-McCoy, G. A. (Gerard Anthony) | Article in Journal | | 1949 |
| The Boycott relief expedition | McCavana, Noëlle | Article in Journal | | 2005 |
| The Brownlow papers | Follis, Bryan A. | Article in Journal | | 1986 |
| The Castleblayney district of Co. Monaghan | Freeman, T. W. | Article in Journal | | 1947 |
| The cathedral artists : a release of creative energy | Griffin, Eltin O. Carm | Article in Book | | 1998 |
| The cathedral renewed | Mc Redmond, Louis | Article in Book | | 1998 |
| The church of St John the Evangelist, Dartrey : parish of Ematris, Co. Monaghan | Sirr, W. J. | Monograph or Collective Volume | | 1953 |
| The Clones sarcophagus - a unique Romanesque-style monument | Harbison, Peter | Article in Journal | | 1999 |
| The Cottiers of the Shirley Estate in the civil parishes of Donaghmoyne, Killanny, Magheracloone and Magheross 1840-1847 | McMahon, TheoO Neill, Maire | Article in Journal | | 2010 |
| The Cross of Clogher | Bradley, Liam | Article in Journal | | 2019 |
| The decline of Unionist politics in Monaghan, 1911-1923 | Dooley, Terence A. M. | Monograph or Collective Volume | St Patrick's College, Dept of Modern History | 1988 |
| The Drumkeen story : a story of Aghaboy Presbyterians, 1803-2003 | Nesbitt, David | Monograph or Collective Volume | Cahans Publications | 2003 |
| The Dublin and Monaghan bombings | Mullan, Don | Monograph or Collective Volume | Wolfhound Press | 2000 |
| The Dublin and Monaghan bombings and the murder triangle | Tiernan, Joe | Monograph or Collective Volume | Joe Tiernan | 2002 |
| The eagle and the harp : the enterprising Byrne Brothers of County Monaghan | Harris, Ruth-Ann M.Smith, Sally K. Sommers | Article in Journal | | 2010 |
| The earl of Clermont : a forgotten Co. Monaghan magnate of the late 18th century | Malcomson, A. P. W. | Article in Journal | | 1973 |
| The evolution of an Irish graveyard during the eighteenth century : the example of Killeevan, Co. Monaghan | Mytum, Harold C. | Article in Journal | | 2002 |
| The Fair of Emyvale | McCluskey, Seamus | Article in Journal | | 2006 |
| The famine in County Monaghan | Duffy, Patrick J. | Article in Book | | 1997 |
| The first soviet in Ireland | Laukaityte, Urte | Article in Journal | | 2020 |
| The Flanagan family : Monaghan to Rhode Island | Flanagan, Joyce | Article in Journal | | 2013 |
| The gap of the north : the archaeology and folklore of Armagh, Down Louth and Monaghan | Cunningham, NoreenMcGinn, Patrick | Monograph or Collective Volume | O'Brien | 2001 |
| The great famine in Monaghan : a coroner's account | Ó Mordha, Brian | Article in Journal | | 1962 |
| The Great Northern in Monaghan - a picture essay | Friel, Charles P | Article in Journal | | 2013 |
| The Griffiths of Laurelhill, County Monaghan and associated families | Ó Mórdha, Pilip | Article in Journal | | 1993 |
| The impact of partition proposals on County Monaghan | Carville, Ann | Article in Journal | | 1991 |
| The impact of partition: a case study of County Monaghan, 1910-1926 | Carville, Ann | Thesis | | 1990 |
| The impact of the partition crisis on Cavan and Monaghan, 1914-1926 | Donohue, John Anthony | Thesis | | 1999 |
| 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 introduction of English administration into the Monaghan area, c.1570-94 | Murphy, Philip Hugo | Thesis | | 1979 |
| The Irish Coroner : Death, murder and politics in Co. Monaghan, 1846-78 | McGoff-McCann, Michelle | Monograph or Collective Volume | Four Courts Press | 2023 |
| The Ker estate, Newbliss, Co. Monaghan, 1790-c. 1830 | McMahon, TheoO'Neill, Brendan | Article in Journal | | 1985 |
| The Lawless sortie into Co. Monaghan : September-October 1828 | Murnane, James H. | Article in Journal | | 1990 |
| The legal murder of Aodh Rua McMahon, 1590 | Mac Duinnshléibhe, Peadar [ Mac Doinnshléibhe, Peadar] | Article in Journal | | 1955 |
| The linen industry in the Clones area, 1660-1840 | Ó Mórdha, Philip | Article in Journal | | 1979 |
| The linen industry in the parish of Aughnamullen, Co. Monaghan, and its impact on the town of Ballybay, 1740-1835 | Murnane, James H.Murnane, Peadar | Article in Journal | | 1987 |
| The Lough Gowna valley | Columb, Frank | Monograph or Collective Volume | Gasan Academic Publishing Company | 2003 |
| The MacMahons of Monaghan (1500-1593) | Moore, Philip | Article in Journal | | 1955 |
| The MacMahons of Monaghan, (1593-1603) | Moore, Philip | Article in Journal | | 1956 |
| The making of the altar | Cussen, Cliodna | Article in Book | | 1998 |
| The Margins of Subsistence : Labour and gender in the writings of Shan Bullock | Maume, Patrick | Article in Journal | | 1998 |
| The McMahon Chalice 1724 | Magee, Philip
| Article in Journal | | 2013 |
| The menoir of Hugh O'Daly, experiences of a Monaghan emigrant to the USA | MacDonald, Brian | Article in Journal | | 2006 |
| The mills of County Monaghan, 1800-1950 | Hamond, Fred | Article in Book | | 2017 |
| The mills on Clones estate | Ó Mórdha, Pilip | Article in Journal | | 1989 |
| The Monaghan election of 1883 and the 'invasion of Ulster' | Magee, John | Article in Journal | | 1974 |
| The Monaghan land settlement of 1591 | Smyth, J. | Article in Journal | | 1943 |
| The Monaghan Militia & the tragedy of Blaris Moor | MacDonald, Brian | Article in Journal | | 1998 |
| The Monaghan Spitfire - life on the border with a world at war | | Article in Journal | | 2018 |
| The Monaghan story | Livingstone, Peadar | Monograph or Collective Volume | Clogher Record Society | 1980 |
| The Mullyash murders of 1837 | Curran, Daragh | Article in Journal | | 2015 |
| The murder of Thomas Douglas Bateson, County Monaghan, 1851 | McMahon, Michael | Monograph or Collective Volume | Four Courts | 2006 |
| The national school system in county Monaghan, 1831-1850 | Murnane, James H. | Article in Journal | | 1986 |
| The Night of the Big Wind in the North-West. Oíche na Gaoíthe Móire | Meehan, Helen | Article in Journal | | 2012 |
| The organisation of Unionist opposition to Home Rule in Counties Monaghan, Cavan and Donegal, 1885-1914 | Dooley, Terence A. M. | Article in Journal | | 1997 |
| The original statuary | Duffy, Joseph | Article in Book | | 1998 |
| The outbreak of the 1641 Rising in County Monaghan | Robinson, Andrew | Article in Book | | 2017 |
| The parish of Magheracloone | Boylan, A. H. | Article in Journal | | 1967 |
| The Parnell split: What happened in Monaghan? | Carville, Gary | Article in Journal | | 2010 |
| The plight of Monaghan Protestants, 1911-26 | Dooley, Terence A. M. | Article in Book | | 2002 |
| The plight of Monaghan protestants, 1912-1926 | Dooley, Terence A. M. | Monograph or Collective Volume | Irish Academic Press | 2000 |
| The plundered tates : Cahill Duff O Connally and the bishop's land in Clones parish | Schlegel, Donald M. | Article in Journal | | 1991 |
| The Presbyterian dilemma. A survey of the Presbyterians and politics in counties Cavan and Monaghan over three hundred years | Brown, Lindsay T. | Article in Journal | | 1995 |
| The Presbyterians of county Monaghan. Part I : the unfolding story | Brown, Lindsay T. | Article in Journal | | 1990 |
| The Protestant community in Ulster, 1825-45 : a society in transition | Curran, Darragh | Monograph or Collective Volume | Four Courts | 2014 |
| The red flag over the asylum : the Monaghan Asylum soviet of 1919 | McCabe, AntonMulholland, Ciaran | Article in Book | | 2012 |
| The Rose estate, Tydavnet, county Monaghan | McMahon, Theo | Article in Journal | | 2004 |
| The Scotstown, Co. Monaghan, hoard | Ireland, Aideen M. | Article in Book | | 2003 |
| The Shirley estate in the barony of Farney, County Monaghan, 1576-1960 | Callaghan, Louis | Thesis | | 2003 |
| The sign of the stag : a chimera : being the saga of an ancestral quest through Prince Edward Island to county Monaghan, Ireland, by the brothers McKenna of Rumford, Maine | McKenna, JamesMcKenna, JosephMcKenna, Peter A. | Article in Journal | | 1997 |
| The social background of Ireland's pre-World War I Association Football clubs, players and administrators : the case of south and west Ulster | Curran, Conor | Article in Journal | | 2016 |
| The Soiscél Molaisse | Ó Floinn, Raghnall | Article in Journal | | 1989 |
| The stained glass | | Article in Book | | 1998 |
| The Story of an 'Extended' Monaghan Family Since the 1700s | Hall, Eamonn G & Hall, Eugene J | Monograph or Collective Volume | Hall Books | 2020 |
| The strange death of loyalist Monaghan, 1912-1921 | Wilson, Tim | Article in Book | | 2016 |
| The surname Goffog | McM, T. | Article in Journal | | 2011 |
| The Swanzys of Clontibret | Swanzy, D. | Article in Journal | | 1997 |
| The symbols of death and the tomb of John Forster in Tydavnet, Co. Monaghan | McCormick, Finbar | Article in Journal | | 1983 |
| The Tenant League and the general election of 1852 in counties Tyrone and Monaghan | McBride, Josephine | Article in Journal | | 2016 |
| The town of Monaghan : a place inscribed in street and square | Duffy, Patrick J. | Article in Book | | 2004 |
| The tragic deaths in 1871 in county Monaghan of Emily and Mary Wilde - half-sisters of Oscar Wilde | McMahon, Theo | Article in Journal | | 2003 |
| The trials of Sam Gray : Monaghan politics and 19th century Irish criminal procedure | Johnson, D. S. | Article in Journal | | 1985 |
| The Ulster refuge of the Northern army | Casway, Jerrold | Article in Journal | | 2006 |
| The unravelling of a Gaelic dynasty, 1446–1690 | McMahon, Eugene | Article in Book | | 2018 |
| The Viscount Weymouth Grammar School: Letters from past pupils | McDermot, Larry | Article in Journal | | 2017 |
| The Waddell family in Ireland | Bingley, C. W. (Caroline Wilfreda) | Article in Journal | | 1997 |
| The Weymouth School: Letters from Past Pupils, part II | McDermott, Larry | Article in Journal | | 2019 |
| The will of Patrick Hughes - a typical will of the 1890s? | Underwood, Rosaleen | Article in Journal | | 2009 |
| Thomas Rickman in Ireland : the building of Lough Fea, Co. Monaghan, and its context | Aldrich, M. B. | Article in Book | | 2008 |
| Tiarnach of Clones | Ó Dufaigh, Seosamh | Monograph or Collective Volume | Cumann Seanchais Chlochair | 2018 |
| Togan : a townland and a family | McGreevy, Gerard | Monograph or Collective Volume | Clogher Historical Society | 2009 |
| Town of Monaghan Co-op : the first eighty years | Dunne, Gerry | Monograph or Collective Volume | Monaghan Co-operative | 1983 |
| Townlands of Tydavnet Parish | Gilsenan, John | Monograph or Collective Volume | Knockatallon Development Company Ltd | 2011 |
| Traditions in the parish of Kilmore | Mac Easmuinn, Aodh | Article in Journal | | 1939 |
| Tully : the first fifty years : the story of a Monaghan town community | McMahon, Theo | Monograph or Collective Volume | Tully Residents' Association | 2007 |
| Two account books from the hearth of the Kavanagh homestead : 1911-1937 | Agnew, Úna | Article in Journal | | 2004 |
| Two little boys : an account of the Dublin and Monaghan bombings and their aftermath | O'Neill, EdwardWhyte, Barry J. | Monograph or Collective Volume | Currach Press | 2004 |
| Two old Monaghan journals | Maffett, R. S. | Article in Journal | | 1942 |
| Two visits to County Monaghan by President Mary McAleese. National Famine Commemoration, Clones, 10 September 2011. A personal reflection | Knight, George | Article in Journal | | 2011 |
| Two visits to County Monaghan by President Mary McAleese. Remarks by the President at St Macartan's College, Monaghan | McAleese, Mary | Article in Journal | | 2011 |
| Ulster characters. Rev. Daniel Gunn Brown - tenant farmers' champion | Gourd, Len | Article in Journal | | 2002 |
| Unsung heroes : the war of independence in Monaghan | McGeough, Kevin | Monograph or Collective Volume | The author | 2000 |
| Viscount Weymouth Grammar School, Carrickmacross | Quane, Michael | Article in Journal | | 1956 |
| Welsh, Scottish and English settlement in County Monaghan in the Seventeenth and Early Eighteenth centuries | Roulston, William | Article in Journal | | 2011 |
| Who were the Devat brothers? | M., G.McM., T. | Article in Journal | | 2011 |
| Why Monaghan Protestants opposed Home Rule | Dooley, Terence A. M. | Article in Journal | | 1993 |
| Woodbine Willia and the Weathercock | Clendinning, Kieran | Article in Journal | | 2019 |
| World within walls : from asylum to contemporary mental health services | Byrne, FionaMac Lellan, AnneNicGhabhann, Niamh | Monograph or Collective Volume | Health Service Executive, Cavan-Monaghan Division | 2015 |
| Writing home. Letters from Benjamin Foster Elliott from the United States to his family in County Monaghan written between 1849 and 1864 | Elliott, Benjamin Foster | Article in Journal | | 2012 |
| Writing in Irish in County Monaghan : thirteen hundred years of tradition | Smith, Peter | Article in Book | | 2017 |
| ‘A hole in heaven’s gable’ : Monaghan and the intellectual formation of Patrick Kavanagh | Tomaney, John | Article in Book | | 2017 |
| ‘An endless tunnel under the earth’ : the Black Pig’s Dyke in County Monaghan | Ó Drisceoil, Cóilín | Article in Book | | 2017 |
| ‘Border Gothic’ : history, violence and ‘The Border’ in the writings of Eugene McCabe | Ó Ciardha, Éamonn | Article in Book | | 2017 |
| ‘Immortality in the timeless now’ : Patrick Kavanagh and The Bell | Mathews, Kelly | Article in Book | | 2017 |
| ‘Important places and great events’ : Patsy Duffy’s diaries of everyday life in Monaghan in the 1930s and 1940s | Duffy, Patrick J. | Article in Book | | 2017 |
| ‘Insane Féiners’ : the 1916 Rising in County Monaghan and its commemoration in 1966 | Dooley, Terence A.M. | Article in Book | | 2017 |
| ‘Peculiar conformations’ : architecture and identity in the great houses of Monaghan | Campbell, Myles | Article in Book | | 2017 |
| ‘Sinn Féinism’ and Nationalist politics in County Monaghan, 1914-1918 | Rankin, K. J.Toal, Gerard | Article in Book | | 2017 |