| "Aodh Ruadh Ó Domhnaill - what caused his death?" | Mac Cuinneagáin, Conall | Article in Journal | | 1994 |
| "Done to death by father or relatives" : Irish families and infanticide cases, 1922–1950 | Rattigan, Clíona | Article in Journal | | 2008 |
| "Un pueblo unido..." : the politics of Philip O'Sullivan Beare | Morgan, Hiram | Article in Book | Consejo Superior de Investigaciones Cientificas | 2002 |
| "Vile and ingrate traytors" : aspects of rebellion in Munster 1569-1602 | Butler, Toby | Article in Journal | | 1994 |
| 'Beatha Aodha Ruiadh Uí Dhomhnaill' : Lughaidh Ó Cléirigh | Mac Craith, Mícheál | Article in Book | Mícheál Ó Cléirigh Summer School | 2015 |
| 'Gone to Amerikay': Famine postmemory,
the Irish Diaspora and the Graphic Novel | Sherratt-Bado, Dawn Miranda
| Article in Book | | 2018 |
| 'What pen can paint or tears atone?' : Mountjoy's scorched earth campaign | Carey, Vincent | Article in Book | | 2004 |
| 1595 | O'D., V. | Article in Journal | | 1996 |
| 1598 (here continues the career of Red Hugh O'Donnell after 1597 (see ODA no.25) | Anonymous | Article in Journal | | 1998 |
| 1599 (continuing with Red Hugh's career from where we left off in no. 26) | Anonymous | Article in Journal | | 1998 |
| A Belgian view of the Ulster linen industry in the 1840s | Solar, Peter Michael | Article in Journal | | 1988 |
| A Galway lawyer at the Confederation of Kilkenny (Richard Martin Fitz Oliver of Dun Guaire, c. 1602-1648) | Martyn, Adrian | Monograph or Collective Volume | | 2005 |
| A history of the English-speaking peoples | Churchill, Winston Leonard Spencer, Sir, 1874-1965 | Monograph or Collective Volume | | 1956 |
| A justification for foreign intervention in early modern Ireland | O'Connor, Thomas | Article in Book | | 2003 |
| A new world man in an old world town : the identification of Sir Walter Raleigh’s residence in late sixteenth-century Youghal, Co. Cork, Ireland | Kelly, DavidO'Keeffe, Tadhg | Article in Journal | | 2019 |
| A newly discovered account of the battle of Kinsale, 1601-2 | O'Scea, Ciaran | Article in Book | | 2004 |
| A seventeenth-century abridgement of Beatha Aodha Ruaidh Uí Dhomhnaill | Breatnach, Pádraig A. | Article in Journal | | 2002 |
| A sixteenth century bardic poem composed fo Seán Mac Conmara, lord of West Clann Chuiléin | McInerney, Luke | Article in Journal | | 2010 |
| 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 demands made on the Welsh shires to supply soldiers for the Irish War 1594-1602 | McGurk, J. N. N. (John James Noel) | Article in Journal | | 1983 |
| A survey of the extant copies of the Irish New Testament of 1602 | Ó Fearghail, Fearghus | Article in Journal | | 2019 |
| A Trinity College, Dublin oration for Mountjoy | Barry, John | Article in Book | | 2004 |
| A true discourse historicall of the succeeding governors in the Netherlands and the civil wars ... with the memorable services of our ... English ... soldiers especially under Sir John Norice ... from the yeere 1577 until the yeere 1589, and afterwards in Portugall, France, Britaine and Ireland until the yeere 1598 | Churchyard, Thomas, 1523?-1604Meteren, Emanuel vanRobinson, Richard | Monograph or Collective Volume | | 1602 |
| A vindication of Don Juan del Aguila | Mangan, Henry | Article in Journal | | 1957 |
| A visit to Lecale | Wilson, Anthony M. | Article in Journal | | 1995 |
| After the Curlews, (1599-1601) | O'Donnell, Vincent | Article in Journal | | 2001 |
| Alien family : The impact of the Aliens Act 1935 and subsequent Orders on the family in Ireland, 1933–1945 | O'Connor, Siobhan | Article in Journal | | 2008 |
| Among the Irish martyrs : Dominic Collins, S.J., in his times (1566-1602) | Morrissey, Thomas J. | Article in Journal | | 1992 |
| An Cogadh Mór : altanna as An Leader, 1914-19 | Dinneen, Patrick Stephen, 1860-1934 | Monograph or Collective Volume | Coiscéim | 2016 |
| An early seventeenth-century library from Ulster : books on music in the library of Lord Edward Conway (1602-55) | Boydell, BarraEgan-Buffet, Máire | Article in Book | | 2009 |
| An Elizabethan Mc Cabe | Mc Cabe, Brian | Article in Journal | | 2022 |
| An inauguration of a Macwilliam Íochtair at Rausakeera, Co. Mayo, during the Nine Years War | Keenan, Declan | Article in Journal | | 2021 |
| An indictment of Don Jual del Aguila | Jones, Frederick M. | Article in Journal | | 1955 |
| An Irish family between assimilation and revolution : the Keatings of Poitiers, 1777-1795 | Jahan, Sébastien | Article in Book | | 2003 |
| Anglica, Hibernica, Normannica, Cambrica, a veteribus scripta | Camden, William, 1551-1623 | Monograph or Collective Volume | Impensis C. Marnij, & hæredum I. Aubrij | 1602 |
| Aodh Rua Ó Domhnaill | Ó Cuirreáin, Seán; Delap, Breandán; | Article in Journal | | 2024 |
| Aodh Rua Ó Dómhnaill and his mission to Spain : January - September 1602 | Walsh, Micheline Kerney | Article in Journal | | 1989 |
| Art and the Post-Famine Irish diaspora in America | Cullen, Fintan | Article in Book | | 2018 |
| Aspects of the literary activity of the Irish Franciscans in Prague, 1620-1786 | Mac Craith, MícheálWorthington, David | Article in Book | | 2003 |
| Athanasius Kircher (1958) | Webb, D. A. | Article in Journal | | 2012 |
| Ballyshannon : its strategic importance in the wars in Connacht, 1550–1602 | Hayes-McCoy, G. A. (Gerard Anthony) | Article in Journal | | 1931 |
| Ballyshannon. Its strategic importance in the wars in Connacht, 1550-1602 | Hayes-McCoy, G. A. (Gerard Anthony) | Article in Journal | | 1934 |
| Battle of Castlehaven | Coleman, Michael | Article in Journal | | 2013 |
| Beatha Aodha Ruaidh : the life of Red Hugh O'Donnell. Historical and literary contexts | | Monograph or Collective Volume | Irish Texts Society | 2002 |
| Beatha Aodha Ruaidh Uí Dhomnaill : Beathaisnéis de chuid an Renaissance | Mac Craith, Micheál | Article in Journal | | 1994 |
| Between four kingdoms : international Catholicism and Colonel William Semple | Redworth, Glyn | Article in Book | | 2002 |
| Birchensha's discourse | Morgan, Hiram | Article in Book | | 2004 |
| Brinkmanship and bad luck: Ireland, the Nine Years' War and the succession | Rapple, Rory | Article in Book | | 2014 |
| Britain's Algeria, France's Ireland : the war, the 'Troubles' and the faltering liberal voice | Anderson, Patrick | Monograph or Collective Volume | Cork University Press | 2016 |
| Britain's Algeria, France's Ireland : the war, the 'troubles' and the faltering Liberal voice | Anderson, Patrick | Monograph or Collective Volume | Cork University Press | 2016 |
| Bronze age to medieval coastal shell middens near Ballyconneely. | McCormick, FinbarOthers | Article in Journal | | 1996 |
| Calendars in conflict : dating the battle of Kinsale | Morgan, Hiram | Article in Journal | | 2002 |
| Caring for Chicago's women and girls : the Sisiters of the Good Shepherd, 1859-1911 | Hoy, Suellen | Article in Journal | | 1997 |
| Casualties and welfare measures for the sick and wounded of the nine year war in Ireland, 1593-1602 | McGurk, J. N. N. (John James Noel) | Article in Journal | | 1990 |
| Cath Cionn t-Sáile | Ó Ruanaidhe, Criostóir | Article in Journal | | 1945 |
| Catherine Magennis and the wives of Hugh O'Neill | Casway, Jerrold | Article in Journal | | 2016 |
| Catholicism and Separatism, Conformity and the State | Questier, Michael | Article in Book | | 2023 |
| Catholicism in Scotland to 1603 | Spurlock, R. Scott | Article in Book | | 2023 |
| Charlemont before the Boyne | Ó Dálaigh, Art P. | Article in Journal | | 1991 |
| Constitutional and Legal Reform in Ireland, 1937-1998 : The American Context : An Essay in Culture and Law | Böss, Michael | Article in Journal | | 2002 |
| Contemporary English maps of the siege and battle of Kinsale | Morgan, Hiram | Article in Book | | 2004 |
| Cornerstone of Memory: John Hughes & St. Patrick's Cathedral: Sixteenth Ernie O'Malley Lecture, 2014 | Casey, Marion R. | Article in Journal | | 2015 |
| Dán agus diagacht: Aonghus Fionn | Ó Fiannachta, Pádraig | Article in Book | | 1994 |
| Del Aguila's defence of Kinsale (1601-2) | Mangan, Henry | Article in Journal | | 1949 |
| Disaster of Kinsale | Morgan, Hiram | Article in Book | | 2004 |
| Documents from Dungannon : some letters of Hugh O'Neill | | Article in Journal | | 1993 |
| Dogs in the picture : restoring the queer history of the Irish family | Moulton, Mo | Article in Journal | | 2024 |
| Dominic Collins : Irish martyr, Jesuit brother, 1566-1602 | Forristal, Desmond | Monograph or Collective Volume | Irish Messenger Publications | 1992 |
| Dominic Collins, S.J. | Ó Fionnagáin, Proinsias | Article in Book | | 2005 |
| Donal O'Sullivan Beare to King Philip III, 20th February 1602 | | Article in Journal | | 1952 |
| Donegal Town 550, Dún na nGall: the first 135 years as the O'Donnell capital | McGettigan, Darren | Article in Journal | | 2024 |
| Economic status, religion, and demography in an Ulster town in the early twentieth century | Gráda, Cormac | Article in Journal | | 2008 |
| Education and the Renaissance man: Christopher Nugent, Baron of Delvin | Casey, Denis | Article in Journal | | 2017 |
| Elizabethan England, Wales, and Ireland | Gibbons, Katy | Article in Book | | 2023 |
| England's joy | Morgan, Hiram | Article in Book | | 2004 |
| English naval operations at Kinsale | McGurk, J. N. N. (John James Noel) | Article in Book | | 2004 |
| Escape routes of Red Hugh O'Donnell | Somers, Dermot | Article in Journal | | 2006 |
| España y la pérdida del Ulster : Irlanda en la estrategia política de la monarquía hispánica (1602-1649) | Recio Morales, Óscar | Monograph or Collective Volume | Laberinto | 2003 |
| España y la pérdida del Ulster : Irlanda en la estrategia politica de la monarquía hispánica (1602-1649) | Recio Morales, Óscar | Monograph or Collective Volume | Laberinto | 2003 |
| Eulogy: unveiling of Aodh Ruadh I Statue, Donegal Town, 2007 | McGettigan, Darren | Article in Journal | | 2024 |
| Evictions on the TV screen: the visual and narrative legacies of the Great Famine in 'The Hanging Gale' | Corporaal, Marguérite
| Article in Book | | 2018 |
| Excape commemorated | O'Donnell, Vincent | Article in Journal | | 1992 |
| Excavating an archive | Baker, Christine | Article in Journal | | 2012 |
| Excavations at James Fort, Kinsale, 1974-98 | O'Donnell, Mary | Article in Journal | | 2002 |
| Expugnatio Hibernica, 1166-85 | Dimock, J. F.Gerald, of Wales, c.1146-1220x23 | Article in Book | | 1867 |
| Family systems and the foundations of class in Ireland and England | Birdwell-Pheasant, Donna | Article in Journal | | 1998 |
| Feagh McHugh and the Ulster princes : his role in their Dublin Castle escapes | Mac Eiteagáin, Darren | Article in Book | | 1998 |
| Feagh McHugh O'Byrne : firebrand of the Wicklow mountains | O'Brien, Conor, 1933- | Article in Journal | | 2000 |
| Flaithrí Ó Maol Chonaire agus an toradh ar na héilimh ar idirghabháil nua mhíleata in Eirinn, 1602--7 | Hazard, Benjamin | Article in Journal | | 2010 |
| French reactions to the nine years' war and the flight of the earls, 1589-1608 | Lyons, Mary Ann | Article in Book | | 2004 |
| From defeat to defiance : O'Sullivan Beare's account of the battle of Kinsale | Carroll, Clare | Article in Book | | 2004 |
| From Munster to La Coruña across the Celtic Sea : emigration, assimilation and acculturation in the kingdom of Galicia (1601-40) | O'Scea, Ciaran | Article in Journal | | 2010 |
| Gaelic military organisation and the Nine Years'War - the army of Red Hugh O'Donnell | McGettigan, Darren | Article in Journal | | 2005 |
| Gender composition and household labour strategies in pre-Famine Ireland | Gray, Jane | Article in Journal | | 2006 |
| Half-moons and villainous works | O'Neill, James | Article in Journal | | 2014 |
| Have the snakes come back? : The family and the defence of Catholic educational structures in Ireland (1957–1975) | Walsh, John, 1971- | Article in Journal | | 2008 |
| HB's Famine cartoons: Satirical art in a time of catastrophe | Gray, Peter
| Article in Book | | 2018 |
| Here continues the career of Red Hugh O'Donnell, 1596-1597 | O'Donnell, Vincent | Article in Journal | | 1997 |
| How many acres? A cartometric exercise of 1642 | Andrews, J. H. (John Harwood) | Article in Journal | | 2001 |
| Hugh O'Donnell, raid into Thomond, 1600 | Ó Cléirigh, Lughaidh | Article in Book | | 1998 |
| Hugh Roe O'Donnell's address to his soldiers before the battle of the Curlew mountains | O'Donnell, Vincent | Article in Journal | | 1992 |
| I leoni del mare : I Lamport di Ballycrinnegan, pirati e patrioti | Troncarelli, Fabio | Article in Book | | 2002 |
| Illustrations of Irish history and topography, mainly of the seventeenth century | Falkiner, C. L. (Caesar Litton) | Monograph or Collective Volume | | 1904 |
| Introduction : Ireland church, state and society 1900–1975 | Breathnach, Ciara | Article in Journal | | 2008 |
| Introduction: Famine memory and its industries: Genealogies of representation | Mark-FitzGerald, Emily | Article in Book | | 2018 |
| Irish clerics and French politics of grace | O'Connor, Priscilla | Article in Book | | 2003 |
| Irish Jacobite involvement in the American war of independence | Clarke de Dromantin, Patrick | Article in Book | | 2003 |
| Irish links with Santa Maria dell'Anima in Rome | Ó Fearghail, Fearghus | Article in Journal | | 2009 |
| Irish migrant networks and rivalries in Spain, 1575-1659 | Schüller, Karin | Article in Book | | 2003 |
| Irish migrants in Europe after Kinsale, 1602-1820 | | Monograph or Collective Volume | Four Courts | 2003 |
| Irish names in the Malines ordination registers, 1602-1794 | Jennings, Brendan | Article in Journal | | 1952 |
| Irish records of the Nine Years' War : a brief survey, with particular notice of the relationship between Beatha Aodha Ruaidh Uí Dhomhnaill and the Annals of the Four Masters | Breatnach, Pádraig A. | Article in Book | | 2002 |
| Irishmen in the naval services of continental Europe | Hayes, Richard Francis | Article in Journal | | 1952 |
| Irlanda en la estrategia politica de la monarquia Hispanica (1602-1649) | Recio Morales, Oscar | Thesis | | 2001 |
| James Archer and the Jesuit mission to Ireland, 1597-1602 | Morrissey, Thomas | Thesis | | 1970 |
| James Blake and the projected invasion of Galway in 1602 | Jones, Frederick | Article in Journal | | 1950 |
| James Blake of Galway and the death of Red Hugh O'Donnell | Jones, Frederick | Article in Journal | | 1951 |
| John, Baron O'Brien, count of Thomond | Garland, J. L. | Article in Journal | | 1955 |
| Judge James J. Comerford | Shea, John N. | Article in Journal | | 1988 |
| Keating Hurly's script book : an Irish immigrant in America, 1847-8 | | Article in Journal | | 1980 |
| Kiltennel Church, Gorey, Co. Wexford | Spencer, Kevin | Article in Journal | | 1988 |
| Kinsale 1601 - The aftermath in West Cork, 1602 | O'Flynn, Paddy | Article in Journal | | 2015 |
| Kinsale : the Spanish intervention in Ireland at the end of the Elizabethan wars | Silke, John J. | Monograph or Collective Volume | Four Courts | 2000 |
| La jornada de don Juan del Aguila de 1591 y sus aspectos sanitarios | Gracia Rivas, Manuel | Article in Book | | 2002 |
| Lansdowne Estate in Iveragh under the agency of William Steuart Trench, 1849-1872 | Lyne, Gerard J.
| Article in Book | | 2009 |
| Life of Aodh Ruadh O Domhnaill | Walsh, Paul, Revd, 1885-1941 | Article in Journal | | 1937 |
| Lughaidh Ó Cléirigh's Life of Aodh Ruadh Ó Domhnaill : its preservation and rediscovery | Clark, Patrick B. | Article in Book | | 2013 |
| Maoilín Óg Mac Bruaideadha and the decline of patronage | Ó Macháin, Pádraig | Article in Journal | | 2020 |
| Marbhna Aodha Ruaidh Uí Dhomhnaill (1602) | Breatnach, Pádraig A. | Article in Journal | | 1973 |
| Marian Counter-Reformation | Edwards, John | Article in Book | | 2023 |
| Marriage patterns of Irish convict women in nineteenth-century Tasmania | Cherkesly, Isabelle ; Kippen, Rebecca | Article in Journal | | 2022 |
| Miscellaneous documents, 1602-1715 | Jennings, Brendan | Article in Journal | | 1950 |
| Mission or Church, 1570-1640? | McCoog, Thomas M. | Article in Book | | 2023 |
| Mixed marriage, "a grave injury to our church" : An account of the 1957 Fethard-on-Sea Boycott | O'Connor, Catherine | Article in Journal | | 2008 |
| Mortuary spectacles: The genealogy of images of the Famine Irish Coffin Ships and fever sheds | King, Jason
| Article in Book | | 2018 |
| New letters from James Clarence Mangan to John O'Donovan | Shannon-Mangan, Ellen | Article in Journal | | 1988 |
| Nicholas Skipper | Healy, Sean | Article in Journal | | 1971 |
| O'Sullivan Bere : the story of the fight for the southern ports and the great retreat | De Blacam, Aodh | Article in Journal | | 1947 |
| On the inauguration of Conchubhar Óg Mac Diarmada, 1595 | Ó Macháin, Pádraig | Article in Journal | | 2017 |
| On the language of the Irish New Testament of 1602 | Ó Corráin, Ailbhe | Article in Book | | 2013 |
| Opposites attract: Hugh O'Neill and Red Hugh O'Donnell | McGinty, Matthew | Article in Journal | | 2014 |
| Overcoming amnesia? Memorializing Finland's `Great Hunger Years' | Newby, Andrew G. | Article in Book | | 2018 |
| Parley sites of Ó Néill and Ó Domhnaill in late sixteenth-century Ireland | FitzPatrick, Elizabeth | Article in Book | | 2004 |
| Paul Walsh as editor and explicator of Beatha Aodha Ruaidh | Ó Muraíle, Nollaig | Article in Book | | 2002 |
| Peig, Aonghus Ó Dálaigh agus MacBeth | Ó Háinle, Cathal | Article in Book | | 1989 |
| Peter Higgins, OP | Valkenburg, Augustine | Article in Book | | 2005 |
| Political discourse and the Nine Years’ War in late Elizabethan Ireland, c.1593–1603 | Heffernan, David | Article in Journal | | 2020 |
| Poor relief and families in nineteenth-century Ireland and Italy | Cousins, Mel | Article in Journal | | 2008 |
| Poverty, Crime and Mental Illness : Female Forensic Psychiatric Committal in Ireland, 1910–1948 | Kelly, Brendan D. | Article in Journal | | 2008 |
| Queering family history and the lives of Irish men before gay liberation | Hulme, Tom | Article in Journal | | 2022 |
| Reconstructing the estate of Richard Boyle, first earl of Cork, c.1602-43 | Heffernan, David | Article in Journal | | 2015 |
| Red Hugh and Rose O'Neill | Donnelly, Morwena | Article in Journal | | 1986 |
| Red Hugh at Dundalk | Donnelly, Mowenna | Article in Journal | | 1957 |
| Red Hugh O'Donnell and the Nine Years War | McGettigan, Darren | Monograph or Collective Volume | Four Courts | 2005 |
| Red Hugh O'Donnell and the Nine Years War | McGettigan, Darren | Thesis | | 2004 |
| Red Hugh O'Donnell the soldier | O'Brien, B. | Article in Journal | | 1971 |
| Red Hugh O’Donnell, Tirconnell’s mising lord – but for how long | O’Neill, James | Article in Journal | | 2020 |
| Red Hugh's march to Kinsale | O'Kane, Joe | Article in Journal | | 1987 |
| Red Hugh's sister Mary | Walsh, Paul, Revd, 1885-1941 | Article in Journal | | 1939 |
| Reinforcing the family : The role of gender, morality and sexuality in Irish welfare policy, 1922–1944 | Earner-Byrne, Lindsey | Article in Journal | | 2008 |
| Reinterpreting Richard Bartlett's image of Armagh | Logue, Paul | Article in Journal | | 2018 |
| Researching into Armagh ancestors : a practical guide for the family and local historian | Maxwell, Ian | Monograph or Collective Volume | Ulster Historical Foundation | 2000 |
| Response of the McDonnell clan to change in early seventeenth century Ulster | McDonnell, Hector | Article in Book | | 2003 |
| Review article. Inland waterways as a military theme | Ferguson, Kenneth | Article in Journal | | 2018 |
| Review article: A 'pioneer of nations': Ireland's earliest writers | Ó Cróinín, Dáibhí | Article in Journal | | 2014 |
| RIFNET. a new agenda for the Irish family : messy realities & messier lives | Calvert, Leanne ; O'Riordan, Maeve | Article in Journal | | 2024 |
| Rotulus pipae Clonensis ex originali in registro ecclesiae cathedralis Clonensis asservato, nunc primum editus, cum prefatione et indicibus locupletissimis | Caulfield, Richard | Monograph or Collective Volume | George Nash | 1859 |
| Select documents XL : An address to Aodh Ó Domhnaill in captivity, 1590 | | Article in Journal | | 1986 |
| Sir Redmond Barry | Smith, Francis Barrymore | Article in Journal | | 1988 |
| Some Ó Néill country maps 1575-1602 | Ó Conluain, Proinsias | Article in Journal | | 1987 |
| Some unpublished letters of Mateo de Oviedo, archbishop of Dublin | | Article in Journal | | 1955 |
| Spain and the invasion of Ireland, 1601-2 | Silke, John J. | Article in Journal | | 1965 |
| Spanish army attitudes to the Irish of Kinsale | Recio Morales, Óscar | Article in Book | | 2004 |
| Spanish map of the siege of Kinsale | O'Scea, Ciaran | Article in Book | | 2004 |
| Surveying the territory | Mulcahy, John | Article in Journal | | 2007 |
| Tadhg Ó Cianáin : spaghetti fiannaigheacht | Mac Craith, Mícheál | Article in Book | | 2012 |
| The 'Bealach Buidhe', The Red Earl's Road and Bóthar an Corann in Counties Sligo and Roscommon. An Overview | Moore, Sam | Article in Journal | | 2015 |
| The Anglo-Irish, 1602-1745; three representative types : Cork, Ormonde, Swift | Fitzgerald, B. | Monograph or Collective Volume | Staples P. | 1952 |
| The Beatha in the context of the literature of the Renaissance | Mac Craith, Mícheál | Article in Book | | 2002 |
| The beatified martyrs of Ireland (6) : Dominic Collins, S.J. | Finegan, Francis | Article in Journal | | 2000 |
| The beatified martyrs of Ireland (9) : Peter Higgins, O.P. | Valkenburg, Augustine | Article in Journal | | 2001 |
| The bishopric of Derry and the Irish Society of London, 1602-1705, 1 : 1602-70; 2 : 1670-1705. 2 vols. | Moody, T. W. (Theodore William), 1907-1984Simms, J. G. (John Gerald) | Monograph or Collective Volume | | 1968 |
| The bishopric of Derry and the Irish Society of London, 1602-1705. | Moody, T. W. (Theodore William), 1907-1984Simms, J. G. (John Gerald) | Monograph or Collective Volume | Irish Mss. Commission | 1968 |
| The bond that knit the peasant to the soil: Rural lore and superstition in the work of Daniel Macdonald | O'Sullivan, Niamh
| Article in Book | | 2018 |
| The book of O'Donnell's daughter | Walsh, Paul, Revd, 1885-1941 | Article in Journal | | 1937 |
| The Break with Rome and the Early Reformation | Marshall, Peter | Article in Book | | 2023 |
| The burning of Carker Lodge | Shine, Michael | Article in Journal | | 1988 |
| The campaign of Red Hugh O'Donnell, 1 | Emerson, L. J. | Article in Journal | | 1960 |
| The death of Aodh Rua | Anonymous | Article in Journal | | 1986 |
| The deputy's defence: Sir William Fitzwilliam's Apology on the outbreak of the Nine Years War in Ireland | Morgan, Hiram | Article in Journal | | 2014 |
| The Dublin Pictorial Guide and Directory of 1850 | Shaw, Henry | Monograph or Collective Volume | Friar's Bush | 1988 |
| The eagle of the north | McGarry, Jim | Article in Journal | | 1988 |
| The Early Stuarts | Ó hAnnracháin, Tadhg | Article in Book | | 2023 |
| The fall of Dunboy | Tobin, E. H. | Article in Journal | | 1966 |
| The Famine diaries and sketches of John Plunket Joly | Reilly, Ciarán | Article in Book | | 2018 |
| The Father of American Chemistry : William J. MacNeven | McGrath, Roger | Article in Book | | 1987 |
| The Flight of the Earls | Mac Curtain, Margaret | Article in Book | Arlen House | 2019 |
| 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 Irish Famine : Visual and material culture | | Monograph or Collective Volume | Liverpool University Press | 2018 |
| The greatest Famine film never made | Evans, Bryce | Article in Book | | 2018 |
| The historical annals of Maolín Óg Mac Bruaideadha, 1588-1603 | Cunningham, Bernadette | Article in Journal | | 1989 |
| The historiography and heritage of the battle of Kinsale | Morgan, Hiram | Article in Book | | 2004 |
| The Imitative Fert Burials, Knocknashammer, Co. Sligo. Part 1: Excavation and C14 dates | Timoney, Martin A. | Article in Journal | | 2020 |
| The Irish appeal of 1593 to Spain : some light on the genesis of the 'Nine Years' War' | Silke, John J. | Article in Journal | | 1959 |
| The Irish community in eighteenth-century Cadiz | Fannin, Samuel | Article in Book | | 2003 |
| The Irish family, marital breakdown and the Josie Airey case, c. 1974-1981 | Foley, Deirdre | Article in Journal | | 2024 |
| The Irish Franciscans in seventeenth and eighteenth-century Prague | Parez, Jan | Article in Book | | 2003 |
| The Irish Testament of 1602 | Ó Fearghail, Feargus | Monograph or Collective Volume | National Bible Society of Ireland | 2004 |
| The Irish tradition and nineteenth century fiction : a review | Sheeran, Patrick | Article in Book | | 1988 |
| The Irish writer and the world | Kilberd, Declan | Monograph or Collective Volume | Cambridge University Press | 2005 |
| The kidnapping and imprisonment of Red Hugh | Donnelly, Mowenna | Article in Journal | | 1954 |
| The landowners of the late Elizabethan Pale : 'The Generall hosting appointed to meet at ye Hill of Tarrah on the 24 of September 1593' | Scott, Brendan | Article in Journal | | 2006 |
| The landowners of the late Elizabethan Pale: 'The Generall Hosting appointed to meet at ye Hill of Tarrah on the 24 of September 1593' | | Article in Journal | | 2012 |
| The language of the Beatha | McManus, Damian | Article in Book | | 2002 |
| The last MacWilliam Bourke, 1595-1604 | Hazard, Benjamin | Article in Journal | | 2023 |
| The last will of Hugh O'Donnell | Anonymous | Article in Journal | | 1991 |
| The last will of Red Hugh O'Donnell | | Article in Journal | | 1984 |
| The life of Aodh Ruadh O Domhnaill, transcribed from the book of Lughaidh Ó Clérigh. Part 1; text and translation. Part 2; introduction, glossary etc. 2 pts. | | Monograph or Collective Volume | Educational Company of Ireland | 1957 |
| The life of Aodh Ruadh Ó Domhnaill. part 1 : text and translation; Beatha Aodha Ruaidh Uí Dhomhnaill, roinn 1 : téacs agus tionntó | Ó Cléirigh, Lughaidh | Monograph or Collective Volume | Educational Company of Ireland for the Irish Texts Society | 1948 |
| The march of O'Sullivan Beare : from Glengariff to Leitrim, 1602 - 1603 | Emerson, Lucius | Monograph or Collective Volume | The author | 2002 |
| The methodology of Seanchas : the redaction by Cú Choigríche Ó Cléirigh of the chronicle poem Leanam Croinic Clann nDalaigh | Breatnach, Pádraig A | Article in Journal | | 1996 |
| The native Ulster mentalité as revealed in Gaelic sources, 1600-1650 | O Riordan, Michelle | Article in Book | | 1993 |
| The Noble Revolt. The Overthrow of Charles I | Adamson, John Sonley Anthony | Monograph or Collective Volume | Weidenfeld and Nicolson | 2007 |
| The Nugents of Westmeath and Queen Elizabeth's Irish primer | Casey, Denis | Monograph or Collective Volume | Four Courts | 2016 |
| The O'Donnells of Tyrconnell A hidden legacy | O'Donnell, Francis Martin | Monograph or Collective Volume | Academica Press | 2018 |
| The Oxford History of British and Irish Catholicism, Volume II : Uncertainty and Change, 1641-1745 | | Monograph or Collective Volume | Oxford University Press | 2023 |
| The Oxford History of British and Irish Catholicism, Volume III : Relief, Revolution, and Revival, 1746-1829 | | Monograph or Collective Volume | Oxford University Press | 2023 |
| The Oxford History of British and Irish Catholicism, Volume IV : Building Identity, 1830-1913 | | Monograph or Collective Volume | Oxford University Press | 2023 |
| The poet's tale | Simms, Katharine | Article in Book | NA | 2014 |
| The railway. An historic outline and some reminiscences | Gorman, Liam | Article in Journal | | 1992 |
| The real Red Hugh | Morgan, Hiram | Article in Book | | 2002 |
| The real Red Hugh | Morgan, Hiram | Article in Book | | 2002 |
| The Renaissance fortifications at Dunboy castle, 1602 : a report of the 1989 excavations | Klingelhöfer, E. | Article in Journal | | 1992 |
| The significance and legacy of Spanish intervention in west Munster during the battle of Kinsale | O'Scea, Ciaran | Article in Book | | 2003 |
| The Spaniards and Kinsale, 1601 | Jones, Frederick M. | Article in Journal | | 1944 |
| The Spanish expedition to Munster, 1601-2 | Silke, John J., Rev. | Thesis | | 1963 |
| The Ulster liberal unionists and local government reform, 1885-1898 | Shannon, Catherine B. | Article in Book | | 1987 |
| The Ven. Peter Higgins, Dominican, 1601? -1642 | Valkenburg, Augustine | Article in Journal | | 1973 |
| Theory and practice in the Munster plantation: the estates of Richard Boyle, first earl of Cork, 1602–43 | Heffernan, David | Article in Book | | 2018 |
| They hanged him in Youghal : Brother Dominic Collins, Irish Jesuit Brother | Clear, John Bedam | Monograph or Collective Volume | Irish Messenger Publications | 1953 |
| Tiomn Nuadh ár dTighearna agus ar slanaightheora Íosa Críost | | Monograph or Collective Volume | | 1602 |
| Tom Murphy and Druid Theatre's Famines: Developing images and contexts, 1984 and 2012 | Troupe, Shelley | Article in Book | | 2018 |
| Topographia Hibernica. | Dimock, J. F.Gerald, of Wales, c.1146-1220x23 | Article in Book | | 1867 |
| Two Dominican martyrs of Ireland | Fenning, HughValkenburg, Augustine | Monograph or Collective Volume | Dominican | 1992 |
| Two Nugent manuscripts: the Nugent duanaire and Queen Elizabeth's primer | Ó Macháin, Pádraig | Article in Journal | | 2012 |
| Unpublished letters of Hugh O'Neill, Glanconcadhaim, 1602 | Walsh, M. K. | Article in Journal | | 1981 |
| Was Red Hugh married? | O'Donnell, Vincent | Article in Journal | | 2001 |
| We were conscious of the sort of people we mixed with : The state, social attitudes and the family in mid twentieth century Ireland | Muldowney, Mary | Article in Journal | | 2008 |
| West Cork and the first flight of the Irish Wild Geese | O'Donovan, Perry | Article in Journal | | 2008 |
| What base coin wrought : the effects of the Elizabethan debasement in Ireland | McLaughlin, Joseph | Article in Book | | 2004 |
| What happened at Kinsale | Falls, Cyril Bentham | Article in Journal | | 1950 |
| Where was 'Obemdub'? | Silke, John J. | Article in Journal | | 1963 |
| Why Aguila landed at Kinsale | Silke, John J. | Article in Journal | | 1963 |
| Wilfred Scawen Blunt : a tourist of the revolutions | Sheeran, Patrick | Article in Book | | 1987 |
| Zwischen Irland, Deutschland und rom. Die Schottenklöster im Reich vom 11. bis 14. Jahrhundert | Hammermayer, Ludwig | Article in Book | | 2004 |
| `This most humane commerce': Lace-making during the Famine | Fegan, Melissa | Article in Book | | 2018 |
| `Thus crucifixes became the norm': System, affect, and display in Post-Famine Catholicism | Godson, Lisa | Article in Book | | 2018 |
| ‘Came to her dressed in mans cloaths’ : transgender histories and queer approaches to the family in eighteenth-century Ireland | Calvert, Leanne | Article in Journal | | 2022 |