| "An Auncient Castle and Great Fortifications called Belanafadd" | Timoney, Martin A. | Article in Journal | | 2022 |
| "Her grace's closet" : paintings in the Duchess of Ormond's closet at Kilkenny Castle | Fenlon, Jane | Article in Journal | | 1994 |
| "Interesting remains at Lemenagh" | Breen, MartinUa Cróinin, Risteárd | Article in Journal | | 1987 |
| 'A noble pile in the late Tudor style' : Mitchelstown Castle | O'Dwyer, Frederick | Article in Journal | | 2001 |
| 'A true Lady Chatellaine': Frances Anne Vane-Tempest and the building of Garron Tower, part I | Casement, Anne | Article in Journal | | 2016 |
| 'But you are the first to build a tower' - the Bermingham Tower, Dublin Castle | Manniin, Conleth | Article in Journal | | 2018 |
| 'Decie', notes on Rathgormack castle | Anonymous | Article in Journal | | 1981 |
| 'Eight centuries of marriages, collecting, hoarding...' Insights from the 2021 Howth Castle auctions | O'Callaghan, Mary | Article in Journal | | 2023 |
| 'Indeed a town of castles'; the castles of Limerick city | Hodkinson, Brian | Article in Journal | | 2011 |
| 'It would be world famous if it was on an island in the Rhine' : the stained glass of Bunratty Castle, Co. Clare | Scott, Heather Gilderdale | Article in Book | | 2011 |
| 'Men to live and die for the defence of the same'. Leighlin, Carlow and their constables, c.1530-1580 | Wheeler, Dermot | Article in Journal | | 2018 |
| 'The old castle' on Mutton Island | Mitchell, James | Article in Journal | | 1996 |
| 'The science of elegant luxury' : Johnstown Castle | Bowe, Patrick | Article in Journal | | 2000 |
| 100th Anniversary of the Handover of Dublin Castle 16.01.2022: Comóradh 100 Bliain ó Tugadh Caisleán Bhaile Átha Cliath ar Iáimh | No Author | Monograph or Collective Volume | Department of the Taoiseach | 2022 |
| 13 August 1922: The Destruction of Mitchelstown Castle : The Irish Revolution and Country House Burnings | Dooley, Terence | Article in Book | NA | 2022 |
| 1690 and the McNeills of Clare Castle | McGill, D. J. | Article in Journal | | 2002 |
| 1996 excavations at O'Dea's Castle : Dysert O'Dea, County Clare. Summary report | Gibson, D. Blair | Article in Journal | | 1997 |
| 800 years of an Irish castle | Bunbury, Turtle | Monograph or Collective Volume | Carlow Town Council | 2013 |
| A 1570 list of castles in county Clare | Breen, Martin | Article in Journal | | 1995 |
| 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 celebration of Sligo : first essays for Sligo Field Club | | Monograph or Collective Volume | Sligo Field Club | 2002 |
| A century in the life of Dangan Castle, Ballynacally | Gilmore, Hilary | Article in Journal | | 2007 |
| A checklist of the castles of Co. Waterford | Walton, Julian | Article in Journal | | 1977 |
| A checklist of the castles of Co. Waterford | Walton, Julian | Article in Journal | | 1977 |
| A few impressions of Ross Castle | Wells, Sharon | Article in Journal | | 1996 |
| A few well-positioned castles : the Norman art of war | Prior, Stuart | Monograph or Collective Volume | Tempus | 2006 |
| A frontier town in Europe's wild west | Swift, Cathy | Article in Journal | | 2019 |
| A guide to Dunluce castle, Co. Antrim | Anonymous | Monograph or Collective Volume | [s.n.] | 1966 |
| A guide to historic Dungarvan incorporating a town trail | Fraher, William | Monograph or Collective Volume | Dungarvan Museum society | 1991 |
| A guide to Jordan's castle, Ardglass, Co. Down | Anonymous | Monograph or Collective Volume | [s.n.] | 1963 |
| A history of Camlin Castle and the Tredennick family | O'Loughlin, Joe | Monograph or Collective Volume | [Joe O'Loughlin] | 2007 |
| A history of Castle Caldwell and its families | Cunningham, John B. 1944- | Monograph or Collective Volume | Watergate press | 1980 |
| A history of Clare castle and its environs | Power, JosephÓ Tuathaigh, M. A. G. (Gearóid) | Monograph or Collective Volume | The author | 2004 |
| A house at the birth of modernity : Ightermurragh Castle in context | O'Keeffe, Tadhg,Quirke, Sinéad, | Article in Book | | 2009 |
| A King's castle - in name only | Colmer, Albert W. K. | Article in Journal | | 1989 |
| A legacy from the last Lord of Lackeen | Broderick, David | Article in Journal | | 2018 |
| A lost landscape : the Geraldine castles and tower houses of the Shannon Estuary | Mac Curtain, Margaret | Article in Book | | 2019 |
| A map of Mottes in the British Isles | McNeill, T. E.Pringle, M. | Article in Journal | | 1997 |
| A medieval landing place at Ringhaddy Castle, Strangford Lough | Breen, Colin | Article in Journal | | 1997 |
| A moated site in the townland of Cliddaun | O'Hare, Patricia | Article in Journal | | 2001 |
| A much disputed : Carrickmines and the Dublin marches | O'Byrne, Emmett | Article in Book | | 2003 |
| A newly discovered Anglo-Norman ringwork castle from Purcell's Inch townland, Kilkenny | Neary, Patrick J.H. | Article in Journal | | 2005 |
| A renaissance doorway architrave from the Elizabethan period at Bremore Castle, County Dublin | Johnson, David Newman | Article in Book | | 2007 |
| A report of the castle of Athlone | Anonymous | Article in Journal | | 1975 |
| A report on the castle of Athlone, 1793 | Anonymous | Article in Journal | | 1960 |
| A ringwork castle in Carnaun, Athenry | Fitzpatrick, Martin | Article in Journal | | 1998 |
| A survey of the antiquities in the barony of Small County, county Limerick | O'Kelly, M. J. (Michael Joseph) | Article in Journal | | 1944 |
| A survey of Thomastown Castle ruins 2003 | Higgins, N. | Article in Journal | | 2003 |
| A Tipperary landed estate : Castle Otway, Templederry 1750-1853 | Lambe, Miriam | Monograph or Collective Volume | Irish Academic Press | 1998 |
| A view of the Barrow's west bank | Brophy, P. J. | Article in Journal | | 1985 |
| Account of the Lynch family, and of memorable events of the town of Galway, written in 1815 by John, son of Alexander, Lynch | Lynch, John, son of Alexander | Article in Journal | | 1913 |
| Adare Castle : raising bridges and raising questions | Dunne, Laurence R. | Article in Book | | 2007 |
| Aille Castle | O’Farrell, C. | Article in Journal | | 1922 |
| Ambrose and archaeology | Wiggins, Kenneth | Article in Book | | 2003 |
| An account of the castle and manor of Bunowen in the Barony of Ballinahinch, County of Galway, and its successive proprietors from the 15th century to the present time | Blake, Martin J. | Article in Journal | | 1902 |
| An architectural description of Moygara Castle | O'Conor, KieranSherlock, Rory | Article in Book | | 2023 |
| An architectural history of Gaelic castles and settlements, 1370-1600 | Loeber, Rolf | Article in Book | | 2001 |
| An assessment of castles and landownership in late medieval north Donegal | Ní Loinsigh, Máire | Article in Journal | | 1994 |
| An English or French etymology for 'bawn' | Ferguson, Kenneth | Article in Journal | | 2001 |
| An eroding earthwork castle in Wexford | Breen, Claire | Article in Book | | 2007 |
| An examination of the architectural features of tower houses in the Gowran Barony | Morris, Samantha | Article in Journal | | 2018 |
| An excavation at Castle Curlews, Kirlish, County Tyrone | MacSparron, Cormac | Article in Journal | | 2008 |
| An excavation at the Inner Ward, Carrickfergus Castle, county Antrim | MacDonald, PhilipMurray, EmilySloan, BrianWelsh, HenryÓ Baoill, Ruairí | Article in Journal | | 2014 |
| An excavationat the battlements of the Great Tower, Carrickfergus Castle, county Antrim | McSparron, CormacWelsh, Henry | Article in Journal | | 2014 |
| An introduction to the history and architecture of Bunratty castle | Sherlock, Rory | Article in Book | | 2011 |
| An introduction to Ulster architecture | Dixon, Hugh | Monograph or Collective Volume | | 1975 |
| An inventory of Killeen castle in 1735-6 | Ffolliott, Rosemary | Article in Journal | | 1977 |
| An inventory of the contents of Bunratty Castle and the will of Henry, fifth Earl of Thomond, 1639 | Ó Dálaigh, Brian | Article in Journal | | 1995 |
| An unnoticed constructional feature in insular church and castle building | Rynne, Etienne | Article in Book | | 1982 |
| Anglo-Norman castles and religious foundations in Counties Louth and Down : a comparison with examples in England and Wales | Lennon, Alison | Thesis | | 2008 |
| Anglo-Norman castles in County Laois | O'Conor, Kieran | Article in Book | | 1999 |
| Anglo-Norman castles in the lower Nore valley of County Kilkenny, Ireland : an overview | Murtagh, Ben | Article in Journal | | 2018 |
| Anglo-Norman change and continuity : the castle of Telach Cail in Delbna | Flanagan, Marie Therese | Article in Journal | | 1993 |
| Anglo-Norman families of county Wexford | Murphy, Hilary | Article in Journal | | 1991 |
| Anglo-Norman rural settlement in County Louth, 1189-1350 - a geographical analysis | Davies, Hélène Bradley | Article in Book | | 2023 |
| Archaeological excavations in Maynooth Castle, Co. Kildare | Hayden, Alan R. | Article in Journal | | 2020 |
| Archaeological inventory of county Galway, 1 : West Galway (including Connemara and the Aran Islands) | Gosling, Paul | Monograph or Collective Volume | The Stationery Office | 1993 |
| Archaeological Inventory of County Louth | Buckley, Victor M. | Monograph or Collective Volume | Stationery Office | 1986 |
| Archaeological inventory of County Wexford | | Monograph or Collective Volume | The Stationery Office | 1996 |
| Archaeological investigations in the environs of a motte and bailey at Ballinaclogh Lower, near Timanhoe, co. Laois | King, H. A. | Article in Journal | | 1992 |
| Archaeological Survey of County Donegal : a description of the field antiquities of the county from the Mesolithic Period to the 17th century A.D. | Lacy, Brian | Monograph or Collective Volume | Donegal County Council | 1983 |
| Archaeological survey of county Louth | Buckley, Victor M.Sweetman, P. D. | Monograph or Collective Volume | | 1991 |
| Archaeology Ireland Heritage Guide No. 88: Athlone Castle | Corlett, Chris | Monograph or Collective Volume | Archaeology Ireland | 2020 |
| Architecture and conflict : Limerick's tower houses c.1400 to c.1659 | Donnelly, Colm J. | Article in Book | | 2009 |
| Architecture and élite culture in the United Provinces, England and Ireland, 1500-1700 | Ronnes, Hanneke | Monograph or Collective Volume | Amsterdam University Press | 2006 |
| Architecture and sculpture in Ireland, 1150-1350 | Stalley, Roger | Monograph or Collective Volume | Gill & Macmillan | 1971 |
| Ardgillan castle and the Taylor family | | Monograph or Collective Volume | Ardgillan Castle Heritage Project | 1995 |
| Ardgillan Castle Revealed | Herron, Aidan J. | Monograph or Collective Volume | self-published | 2018 |
| Ardglass Wells - a primary source for historical study | Colmer, Albert | Article in Journal | | 1996 |
| Ardintenant castle | Hawkes, John | Article in Journal | | 2003 |
| Ardrahan Castle | Knox, H. T. (Hubert Thomas) | Article in Journal | | 1911 |
| Arklow castle | Butler, John J. | Article in Journal | | 1982 |
| Arklow Castle | Butler, John J. | Article in Journal | | 1984 |
| Aspects of early thirteenth century castles in Leinster | Sweetman, P. D. | Article in Journal | | 1992 |
| Aspects of the archaeology architecture and sculpture of Lynch's Castle, Galway. Part 2 : The Royal Arms | Higgins, Jim | Article in Journal | | 1998 |
| Aspects of the archaeology, architecture and sculpture of Lynch’s castle, Galway. Part 1 : the lion plaques and heraldry | Higgins, Jim | Article in Journal | | 1996 |
| Aston Hall: a house coeval with Portumna | Ellis, Martin | Article in Book | | 2012 |
| Athenry castle | Office of Public Works | Article in Journal | | 1996 |
| Athlone castle and museum : modern developments | O'Brien, Gearoid | Article in Book | | 1991 |
| Audley's Castle and the Lecale Audleys | Sterritt, Ann V. | Article in Journal | | 1987 |
| Aughentaine castle | Davies, Oliver | Article in Journal | | 1939 |
| Bagenal's Castle, Newry : an Elizabethan tower-house and cemetery | Buckley, LaureenDawkes, Giles | Article in Journal | | 2006 |
| Bagenal's Castle, Newry, County Down: discovery and re-use | Foley, Claire | Article in Journal | | 2009 |
| Ballinagare Castle, Co. Roscommon | O'Conor, KieranWilliams, Jeremy | Article in Book | | 2015 |
| Ballinakill, Co. Tipperary | Murphy, Nancy | Article in Journal | | 1982 |
| Ballinalacken Castle | Spellissy, Sean | Article in Journal | | 1984 |
| Ballinasnave: The Lost Castle | Larkin, Patrick | Article in Journal | | 2023 |
| Ballingarry Castle on Crosbie's fort | McNamara, Michael | Article in Journal | | 2006 |
| Ballintubber castle, Co. Roscommon Part I - 2 | Claffey, John A. | Article in Journal | | 1975 |
| Ballyadams, Co. Laois : remnant of an Anglo-Norman castle in disguise? | Tierney, Andrew | Article in Journal | | 2008 |
| Ballycarbery castle | M., S. | Article in Journal | | 1997 |
| Ballycowan Castle | Cummins, PatsyDalton, Michael | Article in Book | | 2015 |
| Ballycullen Castle | Breen, MartinUa Cróinin, Risteárd | Article in Journal | | 1988 |
| Ballykine Castle | Knox, H. T. (Hubert Thomas) | Article in Journal | | 1903 |
| Ballyloughan, Ballymoon and Clonmore : three castles of c.1300 in County Carlow | O'Keeffe, Tadhg | Article in Journal | | 2000 |
| Ballymarkahan Castle: a MacNamara residence of the medieval period | Breen, MartinUa Cróinín, Risteárd | Article in Journal | | 2018 |
| Ballymoon Castle research project | O'Neill, Nial | Article in Journal | | 2019 |
| Ballymoon castle, Co. Carlow | Leask, H. G. (Harold G.) | Article in Journal | | 1944 |
| Baltimore Castle : an 800 - year history | McCarthy, Bernie | Monograph or Collective Volume | Baltimore Castle Publications | 2012 |
| Barryscourt castle : an architectural survey | | Monograph or Collective Volume | Barryscourt Trust | 1991 |
| Barryscourt refurnished : the reinstatement of a late 16th-century Irish domestic interior | Chinnery, Victor | Article in Book | | 2004 |
| Baymount Castle, Clontarf | Ruddy, Bernardine | Article in Journal | | 2006 |
| Benduff Castle | Hyland, Cal | Article in Journal | | 2006 |
| Black Tom's "house" at Kilkenny Castle, Ireland | Murtagh, Ben | Monograph or Collective Volume | | 2020 |
| Black Tom's "House" at Kilkenny Castle, Ireland | Murtagh, Ben | Article in Journal | | 2020 |
| Blarney castle : an Irish tower house | Lyttleton, James | Monograph or Collective Volume | Four Courts | 2011 |
| Blarney Castle : its history, development and purpose | Hamlyn, KateSamuel, Mark Wycliffe, | Monograph or Collective Volume | Cork University Press | 2007 |
| Bonnettstown Hall and Castle | Marescaux, G. | Article in Journal | | 1958 |
| Brady's Castle, Thomastown, Co. Kilkenny : a 14th-century fortified town house | Bradley, John, 1954-2014Murtagh, Ben | Article in Book | | 2003 |
| Bremore, Co. Dublin : the field by the castle | O'Carroll, Finola | Article in Book | | 2009 |
| British Castle Studies in the Late 20th and 21st Centuries | Speight, Sarah | Article in Journal | | 2004 |
| Building lordship in thirteenth-century Ireland: the 'donjon' of Coonagh Castle, Co. Limerick | O'Keeffe, Tadhg | Article in Journal | | 2011 |
| Bunratty : rebirth of a castle | Share, Bernard | Monograph or Collective Volume | Brandon | 1995 |
| Bunratty castle | Hunt, John | Article in Journal | | 1960 |
| Bunratty Castle : a short history | Lynch, Christopher | Article in Journal | | 1977 |
| Bunratty castle and folk park, Co. Clare, Ireland : a window on the past | Healy, Elizabeth | Monograph or Collective Volume | Shannon Heritage Ltd | 1991 |
| Bunratty castle and its history | G., J. S. | Article in Journal | | 1938 |
| Bunratty Folk Park and its potential as an education centre | Noonan, J. A.Roberts, M. J. | Article in Journal | | 1978 |
| Burgen in Irland. Herrschaftsarchitektur im Hochmittelalter | Metternich, Wolfgang | Monograph or Collective Volume | Wissenschaftliche Buchgesellschaft | 1999 |
| Burncourt Castle excavations | Cleary, Rose M.McCarthy, MargaretMcClatchie, MerielMcCutcheon, Clare | Article in Journal | | 2008 |
| Butterhill & beyond (On a chapeau gules) : an illustrated history of the Cooper family of Byfleet : Killenure castle, county Tipperary & Abbeyville House, county, Dublin | Austin-Cooper, Richard | Monograph or Collective Volume | The author | 1991 |
| Caherconnell, Co. Clare - a cashel of continuous use? | Comber, Michelle | Article in Journal | | 2011 |
| Caherconnell, co. Clare and cashel chronology... new evidence for the dating of some cashels and...how wealthy Gaelic families lived in the medieval period | Comber, MichelleHull, Graham | Article in Journal | | 2008 |
| Cahir castle | Lanigan, Katharine | Article in Journal | | 1972 |
| Caisleán Bhaile Átha Cliath | Mac An tSaoir, SeánMaguire, J. B. | Monograph or Collective Volume | The Stationery Office | 1974 |
| Caol Uisce and Domnach Mór : two medieval mysteries by the Erne | Ó Seaneachain, Diarmuid | Article in Journal | | 2004 |
| Carlingford Castle in the Middle Ages | Duffy, Seán | Article in Journal | | 2023 |
| Carlow Caomhánach Castles | Cavanagh, James F | Article in Journal | | 2004 |
| Carlow Castle : medieval stronghold on the Barrow | Murphy, Margaret | Monograph or Collective Volume | Carlow Town Council | 2013 |
| Carlow's old inns, churches, gaol, and castle | Douglas, M. C. | Article in Journal | | 1951 |
| Carrickfergus and the revolution in castle design c.1200 | Tietszch-Tyler, Daniel | Article in Book | | 2017 |
| Carrickfergus Castle | Donnelly, Colm J.MacNeill, TomMcCooney, Paul | Article in Journal | | 1998 |
| Carrickmines - a note from the past | McCabe, Brian | Article in Journal | | 2003 |
| Carrickmines Castle: Rise and fall | Clinton, Mark | Monograph or Collective Volume | Wordwell | 2019 |
| Carrickmines. Profile of a Pale Castle | Scudds, Colin | Article in Journal | | 2020 |
| Castle Bourke, formerly Kilboynell Castle in Carra Barony, Co. Mayo, with notes on the history of its ancient owner the clan MacEvilly (Stauntons) and on the history of the family of Bourke, Viscounts Mayo | Blake, Martin J. | Article in Journal | | 1929 |
| Castle Caldwell, County Fermanagh | Cunningham, John B. 1944- | Monograph or Collective Volume | St Davog's Press | 1993 |
| Castle Caldwell, County Fermanagh : life on a West Ulster estate, 1750-1800 | Busteed, Mervyn A. | Monograph or Collective Volume | Four Courts | 2006 |
| Castle Howard, Avoca, Co. Wicklow | Power, Pat | Article in Journal | | 2000 |
| Castle Jordan castle | Callary, Robert R. | Article in Journal | | 1956 |
| Castle of Carlow : who built and occupied the first castle here? | O'Conor, Kieran | Article in Journal | | 1998 |
| Castle of Coleraine | Given, Maxwell | Article in Journal | | 2001 |
| Castle of the Faerie Queene : probing the ruins of Edmund Spenser's Irish home | Klingelhöfer, Eric | Article in Journal | | 1999 |
| Castle Roche and the de Verdons | Mc Keown, Micheál | Article in Book | NA | 2023 |
| Castle Salem Benduff | O'Callaghan, Fachtna | Article in Journal | | 2010 |
| Castle Studies in Ireland : the way forward | O'Conor, Kieran | Article in Journal | | 2008 |
| Castlefergus, or Ballyhannon Castle - a living stronghold | Breen, MartinUa Cróinín, Risteárd | Article in Journal | | 2014 |
| Castlerahan | Cullen, Sara | Monograph or Collective Volume | The author | 1981 |
| Castlereagh | Hinde, W. | Monograph or Collective Volume | | 1981 |
| Castles and ancient monuments of Ireland | Noonan, Damien | Monograph or Collective Volume | Aurum Press | 2001 |
| Castles and colonists : an archaeology of Elizabethan Ireland | Klingelhoffer, Eric C. | Monograph or Collective Volume | Manchester University Press | 2010 |
| Castles and connectivity : exploring the economic networks between tower houses, settlement and trade in late-medieval Ireland | McAlistser, Vicky | Article in Journal | | 2016 |
| Castles and cottages of Ireland | Lesberg, Sandy | Monograph or Collective Volume | Peebies Press International | 1976 |
| Castles and deer parks in Anglo-Norman Ireland | Murphy, MargaretO'Connor, Kieran | Article in Journal | | 2006 |
| Castles and demesnes : gleanings from Kilconieran and Clostoken | Stanley, Cathal | Monograph or Collective Volume | The author | 2000 |
| Castles and fortification of county Offaly c.1500-1815 | Kerrigan, Paul M. | Article in Book | | 1998 |
| Castles and fortifications in Ireland 1485-1945 | Kerrigan, Paul M. | Monograph or Collective Volume | Collins | 1995 |
| Castles and landscapes in Uí Fhiachrach Muaidhe, c.1235-c.1400 | Malcolm, John | Article in Book | | 2007 |
| Castles and schools in the Roxborough area | Marrinan, S. | Article in Journal | | 1988 |
| Castles in communities | Brady, NiallCearley, DanielConnell, SamuelGifford, ChadGonzález, Ana LuciaMaurer, Kathryn | Article in Journal | | 2018 |
| Castles in medieval society : fortresses in England, France and Ireland in the central middle ages | Coulson, Charles | Monograph or Collective Volume | Oxford University Press | 2003 |
| Castles of Britain and Ireland : the ultimate reference book with over 1,350 gazetteer entries | Somerset Fry, Plantagenet | Monograph or Collective Volume | David & Charles | 1996 |
| Castles of Britain and Ireland: The ultimate reference book with over 1,350 gazetteer entries | Fry, Plantagenet Somerset | Monograph or Collective Volume | David and Charles | 1996 |
| Castles of county Carlow | Clarke, Tom | Article in Journal | | 1990 |
| Castles of north Kilkenny | De Loughry, Richard | Article in Journal | | 1974 |
| Castles of ward and the changing pattern of border conflict in Ireland | McNeill, T. E. | Article in Journal | | 1994 |
| Castles of ward and the changing pattern of border conflict in Ireland | McNeill, T. E. | Article in Book | | |
| Castles, churches and country houses : the lost architecture of county Fermanagh in an age of improvement, c.1700-c.1750 | Roulston, William J. | Article in Book | | 2004 |
| Castles, town defences and artillery fortifications in the United Kingdom and Ireland : a bibliography 1945-2006 | Kenyon, John R. | Monograph or Collective Volume | Shaun Tyas | 2008 |
| Castrum Keyvini : Castlekevin | Orpen, G. H. (Goddard Henry) | Article in Journal | | 1908 |
| Château Gaillard : études de castellologie médiévale VII : actes du colloque international tenu a Blois, 2-7 Septembre 1974 | Anonymous | Monograph or Collective Volume | Centre de Recherches archéologique médiévale | 1975 |
| Châteaux donjons et places-fortes : l'architecture militaire française | Ritter, Raymond | Monograph or Collective Volume | [s.n.] | 1953 |
| Church property dumped in Limerick Castle | Whyte, Eileen | Article in Journal | | 1996 |
| Clanricard's castle: Portumna House, Co. Galway | | Monograph or Collective Volume | Four Courts Press | 2012 |
| Clara castle, Co. Kilkenny | Leask, H. G. (Harold G.) | Article in Journal | | 1937 |
| Clara old church and Freneystown castle | O'Hegarty, Maureen | Article in Journal | | 1959 |
| Clenagh Castle | Breen, MartinUa Cróinin, Risteárd | Article in Journal | | 1989 |
| Clogh Oughter castle | Manning, Conleth | Article in Journal | | 1989 |
| Clogh Oughter Castle, Co. Cavan : archaeology, history and architecture | Manning, Conleth | Monograph or Collective Volume | Stationery Office | 2013 |
| Clogh Oughter Castle, Co. Cavan, and thirteenth-century circular towers in Ireland | Manning, Conleth | Article in Journal | | 2012 |
| Cloghanaboy Castle - a lost stronghold of Clareabbey Parish | Breen, MartinUa Cróinín, Ristéard | Article in Journal | | 2024 |
| Clogrennan Castle | Hadden, Victor | Article in Journal | | 1977 |
| Clonmacnoise castle | Manning, ConlethO'Conor, Kieran, | Article in Book | | 2003 |
| Clonmore castle | Leahy, Seamus | Article in Journal | | 1951 |
| Clough Castle reconsidered | McNeil, T. E. | Article in Book | | 2007 |
| Colmanstown Castle and church sites | McCabe, Brian | Article in Journal | | 2000 |
| Colonel Thomas Blood | Petherick, Maurice | Article in Journal | | 1948 |
| Colonial aristocracies of the high Middle Ages | Bartlett, Robert | Article in Book | | 1989 |
| Come capture a castle at Shrule | Hadden, Victor | Article in Journal | | 1973 |
| Concepts of "castle" and the construction of identity in medieval and post-medieval Ireland | O'Keeffe, Tadhg | Article in Journal | | 2001 |
| Coney Island, Lough Neagh : prehistoric settlement, Anglo-Norman castle, and Elizabethan native fortress | Addyman, P. V. | Article in Journal | | 1965 |
| Conor Mór (d.1436) son of John O'Reilly and Mullagh Castle | Moore, Eoghan | Article in Journal | | 2020 |
| Conservation project : O'Doherty castle, Carrickabraghy, Isle of Doagh, Clonmany | Crumlish, Richard,Harkin, Marius | Article in Journal | | 2013 |
| Conservation works at Kilcash Castle | O'Dea, Michelle | Article in Journal | | 2016 |
| Continental traces of Carrick-on-Suir and contemporary Irish castles : a preliminary study of date-and-intial stones | Ronnes, Hanneke | Article in Book | | 2007 |
| Coolhill castle | Hughes, Edward W. | Article in Journal | | 1957 |
| Corran House | Tobin, John | Article in Journal | | 2013 |
| County Down elections, 1783-1831 | Jupp, Peter, 1940-2006 | Article in Journal | | 1972 |
| Court-Castle faction and the Irish viceroyalty : the appointment of Oliver St John as Lord Deputy of Ireland in 1616 | Rutledge, V. L. | Article in Journal | | 1989 |
| Craggaunowen Castle | Breen, MartinUa Cróinín, Risteárd | Article in Journal | | 2015 |
| Creating a noble past : the design of Glenstal Castle (1836-1861) | McGarry, Marion | Article in Journal | | 2006 |
| Creating a noble past : the design of Glenstal Castle 1836-1861 | McGarry, Marion | Article in Journal | | 2006 |
| Creating a noble past: the design of Glenstal Castle, 1836-61 | McGarry, Marion | Article in Journal | | 2010 |
| Cúrsaí creidimh i gCaisleán Borris, Co. Cheatharlaigh | Caomhánach, Cathal | Article in Journal | | 2010 |
| Dalkey : medieval manor and seaport | Malone, Emer | Monograph or Collective Volume | Dun Laoghaire Borough Heritage Society | 1993 |
| Daniel Grose, c.1766-1838 : The antiquities of Ireland : a supplement to Francis Grose | Grose, Daniel | Monograph or Collective Volume | | 1991 |
| Date, chronology and evolution of the county Wexford tower house | Jordan, A. J. | Article in Journal | | 1990 |
| Dating Irish castles | Sweetman, P. D. | Article in Journal | | 1992 |
| Dating, distribution, classification and development of some County Clare towerhouses | Breen, Martin | Article in Book | | 2021 |
| De Courcy's Castle : New Insights into the First Phase of Anglo-Norman Building Activity at Carrickfergus Castle, County Antrim | Donnelly, Colm J.McCooey, PaulMcNeill, T. E.Ó Néill, John | Article in Journal | | 2005 |
| Defending the sacred : from Crac de Chevalier to Aghavillier - a common thread | Doran, Linda | Article in Journal | | 2007 |
| Derryhivenny castle, Co. Galway | Leask, H. G. (Harold G.) | Article in Journal | | 1938 |
| Desmond Leslie (1921-2001) : the biography of an Irish gentleman | O'Byrne, Robert | Monograph or Collective Volume | Lilliput Press | 2010 |
| Disappearing towers | Breen, MartinUa Cróinin, Risteárd | Article in Journal | | 1990 |
| Discovering Versailles in the smallness of my own experience | O'Keeffe, Tadhg | Article in Book | Wordwell | 2003 |
| Donadea forest park | Aylmer, Richard John | Article in Journal | | 1999 |
| Donamon Castle. Some aspects of its chequered history | Kenny, Maureen | Article in Journal | | 1994 |
| Donegal castle | McNeill, T. E.Wilkin, M. A. | Article in Journal | | 1999 |
| Donnchadh Ó Ceallaigh : fear freastail lucht léinn | Mac Peaircín, Liam, 1938-2019 | Monograph or Collective Volume | Coiscéim | 2008 |
| Doomed inheritance : Mitchelstown castle - looted & burned August 1922 | Power, Bill | Monograph or Collective Volume | Scriptorium Mulberry | 2022 |
| Doonmore : a castle mound near Fair Head, Co. Antrim | Childe, V. Gordon | Article in Journal | | 1938 |
| Doughiska Castle destroyers | Higgins, JimKiely, Rosemary | Article in Journal | | 2012 |
| Downpatrick castle : a conjectural restoration | Lawlor, H. C. (Henry Cairnes), 1870-1943 | Article in Journal | | 1938 |
| Dromana, County Waterford. Described by Thomas Carlyle as 'a huge grey pile'. Dromana today resembles its modest 17th-century form. ...the history of this house and the prominence of its formidable female line | O'Byrne, Robert | Article in Journal | | 2015 |
| Dromaneen Castle, an O'Callaghan stronghold | Power, Denis | Article in Journal | | 1999 |
| Dromore Castle | Guiry, Ned | Article in Journal | | 1987 |
| Duarigle Castle | Ua Cadhla, Diarmuid | Article in Journal | | 1977 |
| Dublin Castle | MacInerney, A.J. | Article in Journal | | 2009 |
| Dublin Castle : From Fortress to Palace. Volume 1: Vikings to Victorians. A history of Dublin Castle to 1850. | Duffy, Seán ; Montague, John ; Mulligan, Kevin ; O'Neill, Michael | Monograph or Collective Volume | National Monuments Service | 2022 |
| Dublin castle : guidebook | Fenlon, Jane | Monograph or Collective Volume | Dublin Castle | 2018 |
| Dublin Castle : the archaeological project | Lynch, AnnManning, Conleth | Article in Journal | | 1990 |
| Dublin Castle : the building of a royal castle in Ireland | Manning, Conleth | Article in Journal | | 1996 |
| Dublin Castle : three centuries of development | Maguire, J. B. | Article in Journal | | 1985 |
| Dublin Castle in the life of the Irish nation | Costello, Peter | Monograph or Collective Volume | Wolfhound | 2000 |
| Dublin Castle in the middle ages | Lydon, James F. | Article in Book | | 2002 |
| Dublin Castle in the seventeenth Century : a topographical reconstruction | Hughes, James | Article in Journal | | 1940 |
| Dublin Castle's donjon in context | O'Keeffe, Tadhg | Article in Book | | 2009 |
| Dublin Castle: From Fortress to Palace: Volume 2 - The Viking-Age Archaeology | Lynch, AnnManning, ConlethWiggins, KenÓ hEochaidhe, Marcus | Monograph or Collective Volume | National Monuments Service|Wordwell Books | 2023 |
| Dublin's southern frontier under siege : Kindlestown Castle, Delgany, county Wicklow | Simpson, Linzi | Article in Book | | 2003 |
| Ducketts' Grove | Colgan, Louise | Article in Journal | | 2013 |
| Dunamase - the 'Acropolis' of Laois | O'Brien, Patrick Pascal | Article in Journal | | 2006 |
| Dunamase Castle | O'Connor, Kieran | Article in Journal | | 1996 |
| Dunboy Castle, Co. Cork | Gowan, Margaret | Article in Journal | | 1978 |
| Dunboy castle, Co. Cork : Fahy excavations | Gowen, Margaret | Article in Journal | | 1978 |
| Dungannon Castle : its history, architecture and archaeology | Donnelly, Colm J.Murray, Emily | Article in Journal | | 2008 |
| Dunganstown castle | Murray, P. J. | Article in Journal | | 1958 |
| Dunganstown Castle reconstructed | Dungan, T. P. | Article in Journal | | 1998 |
| Dungarvan's spare castle | Pollock, David | Article in Journal | | 2018 |
| Dungiven Castle - the site over three centuries | Smith, Frank | Article in Journal | | 1988 |
| Dunineny Castle and the Gaelic view of castle building | McNeill, T. E. | Article in Journal | | 2000 |
| Dunloe castle 1812 : more on Daniel of Dunloe | Mahony, Dan | Article in Journal | | 1996 |
| Dunluce Castle, co. Antrim | C., D.A. | Article in Journal | | 1932 |
| Dunluce Castle: history and archaeology | Breen, Colin | Monograph or Collective Volume | Four Courts Press | 2012 |
| Dunluce: a castle and lost town in North Antrim | Breen, ColinMurray, EmilyRobinson, Rhonda | Article in Journal | | 2011 |
| Dunmanus Castle | Hawke, John | Article in Journal | | 1999 |
| Dysart O'Dea castle, Co. Clare | Breen, MartinUa Cróinin, Risteárd | Article in Journal | | 1985 |
| Early castles in Leinster | McNeill, T. E. | Article in Journal | | 1989 |
| Enniscorthy castle, Co. Wexford : an Elizabethan castle on the borderland with Gaelic Ireland | x | Article in Journal | | 2014 |
| Excavation of a seventeenth-century bastioned fort at High Street, Castlecomer, co. Kilkenny | Ó Drisceoil, Cóilín | Article in Journal | | 2018 |
| Excavations at Athenry castle, co Galway | Papazian, C. | Article in Journal | | 1991 |
| Excavations at Dublin Castle, 1985-7 | Lynch, AnnManning, Conleth | Article in Book | | 2001 |
| Excavations at Dundrum castle, 1950 | Waterman, D. M. | Article in Journal | | 1951 |
| Excavations at Dundrum Castle, Dundrum, Co. Dublin | O'Brien, Elizabeth | Article in Journal | | 1989 |
| Excavations at Enniskillen Castle, Co. Fermanagh | Halpin, Eoin | Article in Journal | | 1994 |
| Excavations at Merlin Park tower house, Doughiska, Galway | Fitzpatrick, Martin | Article in Journal | | 2012 |
| Excavations at Newtownstewart Castle, County Tyrone | Ó Baoill, Ruairí | Article in Journal | | 2005 |
| Excavations at the site of Toome castle, Co. Antrim | Ó Baoill, Ruairí | Article in Journal | | 1999 |
| Excavations in the gatehouse of Nenagh Castle, 1996 and 1997 | Hodkinson, Brian | Article in Journal | | 1999 |
| Excavations within the scheduled enclosure at south west Ballycarry, county Antrim, and the discovery of a post-medieval fort or fortified bawn | McSparron, CormacMurray, EmilySloan, BrianÓ Baoill, Ruarí | Article in Journal | | 2012 |
| Excavations: Carrickabraghy Castle 2012-13 | Crumlish, Richard | Article in Journal | | 2014 |
| Exploring ireland's castles | Blake, Tarquin | Monograph or Collective Volume | Collins Press | 2017 |
| Exploring Irish castles | Dargan, Pat | Monograph or Collective Volume | Nonsuch | 2009 |
| Eyrecourt Castle, Co. Galway | Loeber, RolfO'Connell, John | Article in Journal | | 1988 |
| Fiddaun Castle | Cochrane, R. | Article in Journal | | 1905 |
| Field trip North County Carlow | Cavanagh - Mathis, Melissa | Article in Journal | | 2002 |
| Fleets, forts and the geography of Toirdelbach Ua Conchobair’s bid for the high-kingship | Valante, Mary | Article in Book | | 2015 |
| Flesk Castle | Bary, Valerie | Article in Journal | | 1994 |
| Food and power in sixteenth-century Ireland : studying household accounts from Dublin Castle | Taverner, Charlie ; Flavin, Susan | Article in Journal | | 2023 |
| Frankfort and its castle | Fitzgerald, Michael | Article in Journal | | 1993 |
| From Carcassonne to Carickfergus : the legacy of de Lacy's crusade experience in Britain and Ireland | Duffy, Paul | Article in Book | | 2017 |
| From Carrickfergus to Carcassonne: the epic deeds of Hugh de Lacy during the Albigensian crusade | | Monograph or Collective Volume | Brepols | 2017 |
| From Gothic to Gothic revival : an archaeology of Leap Castle, Co. Offaly | Tierney, Andrew | Article in Book | | 2008 |
| From ringforts to fortified houses : studies on castles and other monuments in honour of David Sweetman | | Monograph or Collective Volume | Wordwell | 2007 |
| From Strongbow to Piers and Margaret Butler: Kilkenny Castle in the middle ages | McEvoy, Elizabeth | Thesis | | 1998 |
| Gaelic lords of the sea : the coastal tower houses of south Connemara | Naassens, Paul | Article in Book | | 2007 |
| Gailey Castle | Kerrigan, John | Article in Journal | | 1996 |
| Galway castles and owners in 1574 | Nolan, J. P. | Article in Journal | | 1900 |
| Galway's heritage in stone, no. 9. Part 1. The 2023 archaeological and conservation works at St Nicholas' Collegiate Church Galway [by Jim Higgins and Frank Coyne] ; Part 2 Archaeological and conservation works at Menlo Castle Galway [by Jim Higgins and Martin Fitzpatrick] | Higgins, Jim ; Coyne, Frank ; Fitzpatrick, Martin | Monograph or Collective Volume | Crow's Rock Press | 2023 |
| Garron Tower and Burg Rheinstein | Casement, Anne | Article in Journal | | 2014 |
| George Cockburn, of Shanganagh Castle | Ó Cathaoir, Brendan | Article in Journal | | 1985 |
| Glanmore castle & Nun’s cross church, Killiskey | Synge, Edith | Article in Journal | | 1991 |
| Glenstall castle | Cornforth, John, 1937-Tierney, Mark | Article in Journal | | 1988 |
| Glenveagh castle | Gallagher, William | Monograph or Collective Volume | The Stationery Office | 1993 |
| Glenveagh castle : Celtic revival? | Ó Gaoithín, Seán | Article in Journal | | 2012 |
| Gosford Castle re-visited. Indulgent, crenelated extravaganza or community asset | McGleenon, C.F. | Article in Journal | | 2003 |
| Gothic revival | Horan, James | Article in Journal | | 2017 |
| Gothic revival architecture in Ireland. 2 vols. | Richardson, D. S. | Monograph or Collective Volume | | 1983 |
| Grange castle | Cumming, William | Article in Journal | | 1987 |
| Great Irish houses and castles | Guinness, DesmondO'Brien, Jacqueline | Monograph or Collective Volume | Weidenfeld and Nicolson | 1992 |
| Guns and castles in Tipperary | Cairns, Conrad | Article in Journal | | 1985 |
| Gynes Castle, Cloghroe | Mulcahy, J. | Article in Journal | | 1993 |
| Harold Leask's "single towers" : Irish tower houses as part of larger settlement complexes | Barry, Terence B. | Article in Journal | | 2006 |
| Hartwell Castle and bawn : a monastic grange | Conroy, Gearóid | Article in Book | | 2007 |
| Heritage castles of County Cork | Cotter, Eamonn | Monograph or Collective Volume | Heritage Unit of Cork County Council | 2017 |
| Heritage in stone | Hunt, John | Article in Journal | | 1978 |
| Heritage, identity and community engagement at Dunluce castle, Northern Ireland | Breen, ColinHope, MaxReid, Gemma | Article in Journal | | 2015 |
| Heritage, rhetoric, identity : critical reflections on the Carrickmines Castle controversy | O'Keeffe, Tadhg | Article in Book | | 2005 |
| Hibernia pacata et castellata | McNeill, T. E. | Article in Journal | | 2003 |
| Hillsborough : an illustrated history and companion | Walker, Simon, 1970- | Monograph or Collective Volume | Cottage Publications | 1994 |
| Historical genealogical architectural notes on some houses of Clare | Weir, Hugh | Monograph or Collective Volume | Ballinakella | 1986 |
| Historical genealogical architectural notes on some houses of Wexford | Rowe, David | Monograph or Collective Volume | Ballinakella | 2004 |
| Historiography, heritage, inheritance : Irish castellology and Leask's Irish castles | O'Keeffe, Tadhg | Article in Book | | 2006 |
| History of Kilbrittain Castle | | Article in Journal | | 2001 |
| History of Killeen castle, county Meath, Ireland | Carty, Mary-Rose | Monograph or Collective Volume | Carty/Lynch | 1991 |
| History of Killeen Castle, County Meath, Ireland | Carty, Mary-RoseLynch, D.W.Lynch, M.J.Mulvany, M.J.A. | Monograph or Collective Volume | The authors | 2008 |
| History of Kylemore Castle and Abbey | Villiers-Tuthill, Kathleen | Monograph or Collective Volume | Kylemore Abbey Publications | 2002 |
| How popular were fortified houses in Irish castle building history? a look at their numbers in the archaeological record and distribution patterns | Weadick, Sharon | Article in Book | | 2009 |
| How the mighty are fallen! The sad story of Caroline Riversdale of Kilbrittain Castle | Henchion, Richard | Article in Journal | | 2004 |
| Hubert's folly : the abortive castle of the Kerry campaign, 1228 | Spurgeon, C. J. | Article in Book | | 2003 |
| Identifying Hugh II de Lacy's contribution to Dundrum castle (Co. Down) | MacDonald, Philip | Article in Book | | 2017 |
| If walls could talk : great Irish castles tell their stories | Connolly, Robert E. | Monograph or Collective Volume | Mentor Press | 2004 |
| Illuminating the past | Brogan, Con | Article in Journal | | 1998 |
| In league with nature : striving for comfort in late medieval tower houses in Ireland | McManama-Kearin, Kare | Monograph or Collective Volume | | 2020 |
| In league with nature : striving for comfort in late medieval tower houses in Ireland | McManama-Kearin, Kare | Article in Journal | | 2020 |
| In pursuit of provenance : the last knight of Glin? | Mulcahy, John | Article in Journal | | 2011 |
| In the claws of the Spider Crab. Experiences on three continents. Dedicated to the Young People of Germany | Heider, Ernst | Article in Journal | | 2021 |
| In the shadow of the castle and the abbey : aspects of the history of Donegal town since 1600 | Potter, Matthew | Article in Book | | 2015 |
| Introduction | Liddiard, Robert | Article in Book | | 2003 |
| Invasion hypotheses | O'Keeffe, Tadhg | Article in Journal | | 2019 |
| Ireland Encastellated, AD 950–1550:
Insular Castle-Building in its European context | O'Keeffe, Tadhg | Monograph or Collective Volume | Four Courts | 2021 |
| Ireland's 'Norman' Castles | Duffy SeánSimpson, Linzi | Article in Journal | | 2019 |
| Ireland's oldest stone castle | Mac Cotter, PaulO'Keeffe, Tadhg | Article in Journal | | 2020 |
| Irish art and architecture from prehistory to the present | Harbison, PeterPotterton, HomanSheehy, Jeanne | Monograph or Collective Volume | Thames & Hudson | 1978 |
| Irish castle studies : a view from across the sea | Kenyon, John | Article in Book | | 2007 |
| Irish castles | Harbison, Peter | Article in Journal | | 1976 |
| Irish castles and fortified houses | Sweetman, David | Monograph or Collective Volume | Country House | 1995 |
| Irish castles and historic houses | O'Neill, Brendan ; Curl, James Stevens | Monograph or Collective Volume | Caxton Editions | 2002 |
| Irish earthwork castles | O'Conor, Kieran | Article in Journal | | 1992 |
| Irish houses and castles, 1400–1740 | Loeber, Rolf, 1942-2017 | Monograph or Collective Volume | Four Courts Press | 2019 |
| Irish tower houses and their regional distribution | Ó Danachair, Caoimhín, 1913-2002 | Article in Journal | | 1977 |
| Jane's castle sketches | Breen, MartinRowe, Veronica | Article in Journal | | 2014 |
| Jewel of the Glens | Smyth, Terence | Article in Journal | | 2006 |
| John O'Donovan and the field named 'Gaul's Garden' on the ordnance map | Cody, Eamon | Article in Journal | | 1997 |
| Kanturk Castle and the Lord of Duhallow | Lynch, Pat | Article in Journal | | 1975 |
| Kanturk Castle: a renaissance mansion of the early seventeenth century | O'Keeffe, Tadhg | Article in Journal | | 2022 |
| Kavanagh castles of Co. Carlow | Kenny, Órla | Article in Journal | | 2012 |
| Kells Mote, county Kilkenny | Barry, Terence B.Culleton, E. B.Empey, C. A. (Adrian) | Article in Journal | | 1984 |
| Kells Motte, county Kilkenny | Barry, Terence B.Culleton, EdwardEmpey, C. A. (Adrian) | Article in Journal | | 1984 |
| Kenbaan Castle, county Antrim | Lawlor, H.C. | Article in Journal | | 1928 |
| Kerry's built heritage is a tourism resource | Stafford, MaryRoseTobin, Fiona | Article in Journal | | 2007 |
| KiIllua in transformation | Hill, Judith | Article in Journal | | 2009 |
| Kilcash and the Butlers of Ormond; conflict and kingship from the Middle Ages to the Great Famine | Flood, John | Monograph or Collective Volume | Geography Publications | 2021 |
| Kilcoe castle and clan Dermod MacCarthy | Hawkes, John | Article in Journal | | 2000 |
| Kilcoe Castle: excavation of a late medieval stronghold in County Cork | Cotter, Eamonn | Article in Journal | | 2012 |
| Kilcolgan | Knox, H. T. (Hubert Thomas) | Article in Journal | | 1915 |
| Kilcolman castle, Co. Cork : a new interpretation of Edmund Spenser’s residence in plantation Munster | O'Keeffe, Tadhg | Article in Journal | | 2017 |
| Kilkea Castle | Fitzgerald, Walter, Lord | Article in Journal | | 1889 |
| Kilkea Castle | Anonymous | Article in Journal | | 1965 |
| Kilkenny : its architecture and history | | Monograph or Collective Volume | An Taisce | 1977 |
| Kilkenny castle | Butler, Hubert | Article in Journal | | 1968 |
| Kilkenny Castle | Lanigan, K. M. | Monograph or Collective Volume | The author | 1967 |
| Kilkenny Castle | Friel, Paddy | Monograph or Collective Volume | The Stationery Office | 1989 |
| Kilkenny Castle : an outline of its history, architecture and archaeology | Murtagh, Ben | Article in Book | | 2018 |
| Kilkenny castle : one hundred years of change 1850-1950 | Dooley, Terence A. M. | Article in Book | | 2000 |
| Kilkenny Castle : visitor's guide | Fenlon, Jane | Monograph or Collective Volume | Office of Public Works | 2007 |
| Kilkenny castle in 1803 | Ledwich, Edward | Article in Journal | | 1977 |
| Killyleagh castle, Co. Down | Lawlor, H. C. (Henry Cairnes), 1870-1943 | Article in Journal | | 1939 |
| Kilmurry castle and other related sites in Slieverue parish : in the light of recent investigations | Murtagh, Ben | Article in Book | | 2001 |
| Kilmurry castle and other related sites in the Slieverue parish | Murtagh, Ben | Article in Journal | | 2000 |
| Kiltartan Castle, Co. Galway: an historical, archaeological and geophysical investigation of the extent of its medieval settlement | Cruden, Jeanne Christine | Thesis | | 1999 |
| Kilteel revisited | Manning, Conleth | Article in Journal | | 1996 |
| Kiltimon Castle - medieval castle or modern folly? | Corlett, Christiaan | Article in Journal | | 2008 |
| Kiltinan castle, county Tipperary : a Butler stronghold, 1452-1650 | Butler, Patrick Theobald Tower, 28th baron Dunboyne, 1917-2004 | Article in Journal | | 1968 |
| Kiltinan, and Killoskehan castles | Anonymous | Article in Journal | | 1978 |
| KIng John (d. 1216), castle-builder | Liddiard, RobO'Keeffe, Tadhg | Article in Journal | | 2016 |
| King John's castle (1976) ... revisited | Wiggins, Kenneth | Article in Journal | | 1993 |
| King John's Castle: Staged development, imperfect realization | Tietzsch-Tyler, Daniel | Article in Journal | | 2013 |
| Knappogue Castle - stronghold of the MacNamara Fionn - chieftains of the ancient district of West Clan Cuiléin in Co. Clare | Breen, MartinUa Cróinín, Risteárd | Article in Journal | | 2016 |
| Knowledge, constraint and power in inaction : the defenseless medieval wall | Samson, R. | Article in Journal | | 1992 |
| Lakeland heritage : antiquities of Fermanagh | Built Heritage | Monograph or Collective Volume | Northern Ireland Environment Agency (Built Heritage) | 2013 |
| Land and life on a Fermanagh estate : Castle Caldwell, Co. Fermanagh | Busteed, Mervyn A. | Article in Journal | | 2007 |
| Landlord and tenant relations in Ireland : Sir Arthur Guinness and his estate at Ashford Castle, 1868-1882 | Moran, Gerard | Article in Journal | | 1990 |
| Landscapes of the Middle Ages : Churches, Castles and Monasteries | Gilchrist, Roberta | Article in Book | | 1999 |
| Laser-scanning Trim Castle | Bouricius, RyanMandal, StephenRogers, Michael 'Bodhi'Shine, DenisStull, Scott | Article in Journal | | 2018 |
| Late medieval castles | | Article in Book | The Boydell Press | 2016 |
| Leamanach and Dromoland : the O'Brien Ambition Part II. 'Obliges, me to dip my Hands in Mortar' : Catherine O'Brien's influence at Dromoland | O'Kane, Finola | Article in Journal | | 2004 |
| Leamanach and Dromoland : the O'Brien ambition, part I. 'Improvements . . .not so inconsiderable' : the O'Briens' baroque landscape at Leamanach Castle, County Clare | O'Kane, Finola | Article in Journal | | 2004 |
| Leamanch : an O'Brien castle and manor house | Gosling, PaulO'Connell, Jeffrey | Article in Book | | 1991 |
| Lebelly Castle, the castle of the Finn | Cooper, Ross | Article in Journal | | 2013 |
| Lettice, Baroness of Offaly, and the siege of her castle of Geashill, 1642 | Fitzgerald, Frederick, Lord | Article in Journal | | 1902 |
| Life of Viscount Lismore's Banteer estate | Hajba, Anna Maria | Article in Journal | | 2018 |
| Lisburn's Castle and Cathedral | Burns, J. F. | Article in Journal | | 1984 |
| Liscarroll Castle | O'Connell, Denis | Article in Journal | | 1980 |
| Liscarroll Castle : a note on its context, function, and date | O'Keeffe, Tadhg | Article in Book | | 2013 |
| Liscarroll castle, Co. Cork | Leask, H. G. (Harold G.) | Article in Journal | | 1937 |
| Lisnamaine castle | O'Reilly, Hugh | Article in Journal | | 1985 |
| Listowel Castle, Listowel, County Kerry | Rourke, Grellan D. | Article in Book | | 2007 |
| Living it up in Lanestown... a little-known tower-house in north county Dublin | Mongey, Mick | Article in Journal | | 2019 |
| Locating Portumna in contemporary theory and practice in European architecture | McCarthy, Michael | Article in Book | | 2012 |
| Lohort Castle: Medieval architecture, medievalist imagination | O'Keeffe, Tadhg | Article in Journal | | 2013 |
| Lord Gort's gift | Harbison, Peter | Article in Journal | | 2006 |
| Lough Cutra Castle, Co. Galway | Shull, Amanda | Article in Journal | | 2011 |
| Lough Rynn : lives and times : a brief history of Lough Rynn Castle and estate, Mohill, Co. Leitrim | Slevin, Fiona | Monograph or Collective Volume | The author | 1997 |
| Low-level roofs in Irish great towers | Manning, Conleth | Article in Journal | | 2000 |
| Lynch's castle, Galway city : a reassessment | Johnson, D. Newman | Article in Book | | 1998 |
| Lynch’s Castle, Galway | Hynes, John | Article in Journal | | 1934 |
| MacGrath's Castle, Abbeyside, Dungarvan | Fraher, William | Article in Journal | | 1994 |
| Macroom castle and estate once owned by Judge Bernard | O'Brien, B. | Article in Journal | | 1993 |
| Maghernacloy Castle and the Hadsors | Manning, Conleth | Article in Book | | 2007 |
| Maghernacloy castle, a 16th century fortified house | McDermott, Larry | Article in Journal | | 2002 |
| Malahide Castle | Anonymous | Monograph or Collective Volume | Eason | 1978 |
| Malahide Castle | Tutty, M. J. | Article in Journal | | 1978 |
| Mallow Castle | Myers, Kevin | Article in Journal | | 1995 |
| Mallow castle and the Jephson family | Copps, J. | Article in Journal | | 1985 |
| Mallow castle, Co. Cork | Leask, H. G. (Harold G.) | Article in Journal | | 1944 |
| Mannin Castle, in the Parish of Aghamore, Barony of Costello, and County of Mayo | Knox, H. T. (Hubert Thomas) | Article in Journal | | 1911 |
| Mary Carbery's West Cork journal, 1898-1901 : or 'from the back of beyond' | Evans-Freke, Mary, Lady Carbery, 1867-1949Sandford, Jeremy | Monograph or Collective Volume | Lilliput | 1998 |
| Maynooth castle | Kavanagh, J. W. | Article in Journal | | 1944 |
| Medieval and modern castles in county Donegal | MacDonagh, J. C. T. | Article in Journal | | 1956 |
| Medieval Britain in 1956 | Hurst, J. G.Wilson, David Mackenzie, Sir | Article in Journal | | 1957 |
| Medieval Britain in 1957 | Hurst, J. G.Wilson, David Mackenzie, Sir | Article in Journal | | 1958 |
| Medieval Britain in 1958, pt. 2 : Post-Conquest | Hurst, J. G.Wilson, David Mackenzie, Sir | Article in Journal | | 1960 |
| Medieval Britain in 1959, Pt. 2 : Post-Conquest | | Article in Journal | | 1961 |
| Medieval Britain in 1960, pt. 2 : Post-Conquest | | Article in Journal | | 1962 |
| Medieval Britain in 1961, Pt. 2 : Post-Conquest | Hurst, D. G. | Article in Journal | | 1964 |
| Medieval Britain in 1964 | Hirst, D. G.Wilson, David Mackenzie, Sir | Article in Journal | | 1966 |
| Medieval Britain in 1965, pt. 2 : Post-Conquest | Hurst, D. GillianWilson, David Mackenzie, Sir | Article in Journal | | 1967 |
| Medieval Britain in 1966, pt. 2 : Post-conquest | | Article in Journal | | 1968 |
| Medieval Britain in 1970 | Moorhouse, StephenWilson, David Mackenzie, Sir | Article in Journal | | 1972 |
| Medieval Dublin : a topographical analysis | Simms, Anngret | Article in Journal | | 1981 |
| Medieval forts of Meath | Roe, Helen M. | Monograph or Collective Volume | Turner's Printing Co. | 1968 |
| Medieval frontiers and fortification: the Pale and its evolution | O'Keeffe, Tadhg | Article in Book | Geography Publications | 1992 |
| Medieval Irish buildings, 1100-1600 | O'Keeffe, Tadhg | Monograph or Collective Volume | Four Courts | 2015 |
| Medieval rural settlement in Munster | O'Conor, Kieran | Article in Book | | 2004 |
| Medieval timber and earthwork fortifications in western Ireland | Graham, B. J. (Brian J.) | Article in Journal | | 1988 |
| Medieval towns | Schofield, John, 1948-Vince, Alan G. | Monograph or Collective Volume | Leicester University Press | 1994 |
| Medieval Trim : the making of a heritage town | Haworth, Richard | Article in Journal | | 2007 |
| Meelick Friary's hidden history | O'Keeffe, Tadhg | Article in Journal | | 2019 |
| Minard castle : a short history | Bergin, Tony | Article in Journal | | 2014 |
| Miscelanea structura curiosa | Casey, Christine | Article in Journal | | 1990 |
| Miscellanea : triumphal gateway, Moyode Castle, county Galway | Roy, James Charles | Article in Journal | | 1997 |
| Moiry castle | Davies, Oliver | Article in Journal | | 1940 |
| Mongavlin castle | Millar, Pearl | Article in Journal | | 1992 |
| Mongevlin castle | Macintyre, Edward | Article in Journal | | 1982 |
| Monkstown castle | O'Conor, Don | Article in Journal | | 1993 |
| Monkstown Castle - a silent witness to history | Cannon, Séamus | Article in Journal | | 2016 |
| Moorstown castle : a neglected tower house near Clonmel | Wallace, Leo | Article in Journal | | 1989 |
| Motes and Norman castles in Ireland. Parts 1-2 | Orpen, G. H. (Goddard Henry) | Article in Journal | | 1907 |
| Motte castles in Ireland : permanent fortresses, residences and manorial centres | O'Conor, Kieran Denis | Article in Journal | | 2000 |
| Mottes in Ireland | Glasscock, R. E. | Article in Journal | | 1975 |
| Mottes in Ireland : a draft list | Glasscock, R. E.McNeill, T. E. | Article in Journal | | 1972 |
| Mottes, Norman or not! | Counihan, Joan | Article in Journal | | 1991 |
| Mount Ievers, or Ballyarilla Castle | Breen, MartinUa Cróinín, Risteárd | Article in Journal | | 2017 |
| Mountjoy Fort and Mountjoy Castle | Fee, AidanMayes, Frank | Article in Journal | | 2010 |
| Mountjoy Fort and Mountjoy Castle, county Tyrone | Fee, AidanMayes, Frank | Article in Journal | | 2012 |
| Mountlong Castle, Mountlong, Co. Cork | Byrne, Stephen | Article in Journal | | 2018 |
| Moygara Castle, County Sligo, and the O'Garas of Coolavin | | Monograph or Collective Volume | Four Courts Press Ltd | 2023 |
| Moygara Castle: a history | Connon, Anne | Article in Book | | 2023 |
| Moygara castle: a siting and map regression study | Foley, Phyl ; O'Conor, Kieran | Article in Book | NA | 2023 |
| Moygara Castle: the wider context | Kerrigan, Paul M.O'Conor, KieranSherlock, Rory | Article in Book | | 2023 |
| Mrs Ella Armitage and Irish archaeology | Counihan, Joan | Article in Journal | | 1998 |
| Murchadha Ó Flaithbheartaigh and the aggrandisement of Aughnanure Castle | Naessens, Paul | Article in Book | | 2015 |
| Natives and newcomers : plantation-era archaeology on Irish road schemes. | Lyttleton, James. | Article in Book | | 2012 |
| Neigham castle | Lanigan, K. M. | Article in Journal | | 1981 |
| Nenagh castle : chronology and architecture | Murphy, Nancy | Monograph or Collective Volume | Relay | 1993 |
| New insights into the church known as St Crispin's Cell and the site of Rathdown Castle, Co. Wicklow | Burbridge, MarieCoyne, FrankDuffy, PaulHarrington, JohnLove, ColinMogensen, Ejvind | Article in Journal | | 2017 |
| New light on County Wexford architecture and estates in the seventeenth century | Loeber, Rolf | Article in Journal | | 1988 |
| New survey of Clare Island, vol. 5 : archaeology | | Monograph or Collective Volume | Royal Irish Academy | 2007 |
| Newcastle as a medieval settlement | Simms, Anngret | Article in Book | | 1986 |
| Nicholas Bagnall's castle at Newry, county Down | O'Neill, John | Article in Journal | | 2002 |
| Nicholastown castle and its owners | McCarthy, J. | Article in Journal | | 1954 |
| Nineteenth-century refurbishments at Kilkenny Castle | Gaffney, Dolores | Article in Journal | | 2003 |
| Norman antiquities at Lisronagh, Co. Tipperary | Lyons, Patrick, 1861-1954 | Article in Journal | | 1937 |
| North Kerry archaeological survey | Toal, Caroline | Monograph or Collective Volume | Brandon | 1995 |
| Notes on Belgard Castle, Clondalkin, County Dublin | Bewley, Edmund T., Sir | Article in Journal | | 1908 |
| Notes on Dublin castle | McNeill, Charles | Article in Journal | | 1940 |
| Notes on Hartwell castle, in the parish of Kill | Fitzgerald, Walter, Lord | Article in Journal | | 1917 |
| Notes on the ancient churches and castles of Ballybur and Inchihologhan | Hogan, John | Article in Journal | | 1883 |
| Notes on the Burgus of Athenry, its first defences, and its town walls | AnonymousKnox, H. T. (Hubert Thomas) | Article in Journal | | 1919 |
| Notes on the castle at Leighlinbridge | Hadden, Victor | Article in Journal | | 1980 |
| Notes.Unusual signposts at Knappogue Castle | Murphy, Charlotte | Article in Journal | | 2016 |
| Novum Castrum McKynegan, Newcastle, County Wicklow | Orpen, G. H. (Goddard Henry) | Article in Journal | | 1908 |
| O'Mahony castles of Ivagha | Notter, Isaac Nash | Article in Journal | | 1972 |
| O'Rourke strongholds of west Breifne and some other chieftaincies : photographs with historic notes and maps | Anonymous | Monograph or Collective Volume | [s.n.] | 1993 |
| Observations from remote sensing of the earthwork at Dundonnell Castle, Co. Roscommon | Curley, Daniel | Article in Book | | 2018 |
| Old county Louth castles | Tempest, H. G. | Article in Journal | | 1941 |
| Old Head, Kinsale, Co. Cork | Cleary, Rose M. | Article in Journal | | 2001 |
| On the frontier : Carrickmines Castle and Gaelic Leinster | O'Byrne, Emmett | Article in Journal | | 2002 |
| Ormonde castle, Carrick-on-Suir | Lanigan, K. M. | Article in Journal | | 1965 |
| Ormonde Castle, Carrick-on-Suir : an anthology | | Monograph or Collective Volume | Nationalist Newspaper Co. | 1970 |
| Owners and occupiers of Ballymore Castle | Larkin, Patrick | Article in Journal | | 2022 |
| Painting the past - a reconstruction of the Timber Castle of Lorrha | O'Brien, Caimin | Article in Journal | | 2023 |
| Panic at MacDermot's feast. Archaeological investigations seek evidence for a tragic event on Lough Key Island | Finan, ThomasSchryver, James G. | Article in Journal | | 2021 |
| Patron and architect : an example of relations in the late 18th century | | Article in Journal | | 1961 |
| Penn's attempt to relieve Youghal, 1645 | Powell, J. R. | Article in Journal | | 1954 |
| Plan of Kilkenny Castle 1767 | Kenealy, Mary | Article in Journal | | 1982 |
| Plantation castles on the Erne | Wilsdon, Bill | Monograph or Collective Volume | History Press | 2010 |
| Planting new ideas : a feminist gaze on medieval castles | Dempsey, Karen | Monograph or Collective Volume | | 2020 |
| Plasterwork restoration at Birr castle : a restoration of seventeenth century plasterwork in the muniment room | Rosse, Alison | Article in Journal | | 1991 |
| Portumna Castle seminar | Murphy, Deirdre | Article in Journal | | 1998 |
| Portumna in context: the setting of the early seventeenth-century house | Henderson, Paula | Article in Book | | 2012 |
| Portumna: a great, many-windowed and gabled house | Fenlon, Jane | Article in Book | | 2012 |
| Portumna: the excavations | Ginn, VictoriaMurphy, Donald, | Article in Book | | 2012 |
| Portumna: ultramarine ancestors and cousins | Gomme, Andor | Article in Book | | 2012 |
| Possible lessons from motte studies for early medieval settlement in Ireland | McNeill, Tom | Article in Journal | | 2018 |
| Progressive changes in living conditions in a frontier castle | Tietzsch-Tyler, Daniel | Monograph or Collective Volume | | 2020 |
| Progressive changes in living conditions in a frontier castle | Tietzsch-Tyler, Daniel | Article in Journal | | 2020 |
| Published work of John Hunt | Harbison, Peter | Article in Journal | | 1978 |
| Quintin castle | Byers, Thomas | Article in Journal | | 1982 |
| Random notes on the history of County Mayo | Martyn, G. V. | Article in Journal | | 1929 |
| Ranji : Maharajah of Connemara | Chambers, Anne | Monograph or Collective Volume | Wolfhound Press | 2002 |
| Rathbarry and Castlefreke | Collins, Michael | Article in Journal | | 2001 |
| Rathcline castle, an archaeology of plantation in Co. Longford | Lyttleton, James | Article in Book | | 2010 |
| Rathfarnham Castle | Scantlebury, C. | Article in Journal | | 1951 |
| Rathfarnham castle | Anonymous | Article in Journal | | 1987 |
| Rathfarnham Castle : guidebook | Fenlon, JaneGiacometti, AntoineJeffares, Rebecca | Monograph or Collective Volume | Office of Public Works | 2018 |
| Rathfarnham Castle, Rathfarnham, Co. Dublin. | Lyons, Muirne | Article in Journal | | 2019 |
| Rathmacknee castle, county Wexford | Leask, H. G. (Harold G.) | Article in Journal | | 1953 |
| Recent discoveries at Down cathedral and Quoile Castle. An interim report | Brannon, N. F. (Nick) | Article in Journal | | 1987 |
| Reconstructing the Earl of Desmond's castle, Newcastle West, Co. Limerick | Tietzsch-Tyler, Daniel | Article in Journal | | 2011 |
| Reconstructing the past : charting the destruction of Doonlicka Castle, Co. Clare | Chapple, Robert M. | Article in Journal | | 2000 |
| Rectangular keeps of the 13th century at Grenan (Kilkenny) and Glanworth (Cork) | Waterman, D. M. | Article in Journal | | 1968 |
| Reginald's Tower | Carroll, J. S. | Article in Journal | | 1984 |
| Return of the repressed? "Haunted Castles" in seventeenth-century Munster | Tierney, Andrew | Article in Journal | | 2010 |
| Rindoon castle, Co. Roscommon : an Anglo-Norman fortress on the western shores of Lough Ree | Naessens, PaulO'Conor, KieranSherlock, Rory | Article in Book | | 2015 |
| Rindoon castle. co. Roscommon a border castle on the Irish frontier | Naessans, PaulO'Conor, CiaranSherlock, Rory | Article in Journal | | 2014 |
| Rindown Castle : a royal fortress in Co. Roscommon | Harbison, Sheelagh | Article in Journal | | 1995 |
| Rings of truth at Trim Castle, Co. Meath | Condit, Tom | Article in Journal | | 1996 |
| Roscommon Castle : underestimated in terms of location? | Murphy, Margaret | Article in Journal | | 2003 |
| Ross Castle | Fenlon, DonalFenlon, Jane | Article in Book | | 2005 |
| Ross Castle : official opening July 1993 | Dempsey, Noel | Article in Journal | | 1996 |
| Rothe's Castle, Dundalk and Hugh O'Neill : a sixteenth century map | O'Sullivan, Harold | Article in Journal | | 1965 |
| Royal constables of Cashel Castle, Co. Tipperary | O'Brien, Niall C.E.J. | Article in Journal | | 2013 |
| Royalty, ruin and restoration | O'Mahony, Flore | Article in Journal | | 2018 |
| Scottish influences in the north of Ireland : castles with Scottish features, 1580-1640 | Jope, E. M. | Article in Journal | | 1951 |
| Securing against the unfaithful steward. | Breen,m MartinUa Cróinín, Risteárd | Article in Journal | | 2020 |
| Securing Rosroe Castle into the future | Breen, Martin | Article in Journal | | 2019 |
| Select Documents III. Agreement between Ó Domhnaill and Tadgh Ó Conchobhair concerning Sligo Castle (23 June 1539) | | Article in Journal | | 1943 |
| Separating the stronghouse : redefining a forgotten phase of Irish castle construction | Frank J. Hall | Monograph or Collective Volume | | 2020 |
| Separating the stronghouse : redefining a forgotten phase of Irish castle construction | Hall, Frank J. | Article in Journal | | 2020 |
| Seventeenth-century plans of Dublin Castle | Maguire, J. B. | Article in Book | | 1990 |
| Shankill Castle and the Butlers | Walton, Julian | Article in Journal | | 1982 |
| Sir Edward O'Brien 2nd baronet of Dromoland | O'Brien, Grania R. | Article in Journal | | 2004 |
| Sir William de Brian | Yallop, H. J. | Article in Journal | | 1966 |
| Sir William Gregory | Hone, Joseph Maunsell, 1882-1959 | Article in Journal | | 1955 |
| Skiddy's castle and Christ Church, Cork : excavations 1974-77 | Cleary, R.M.Hurley, M. F.Twohig, D. C.Twohig, Elizabeth Shee | Monograph or Collective Volume | Cork Corporation | 1997 |
| Slane | Trench, C. E. F. | Monograph or Collective Volume | An Taisce, Meath association | 1995 |
| Sligo Castle | O'Conor, Kieran Denis | Article in Book | | 2002 |
| Sligo's de Burgo castle of 1310 : an addendum | O'Brien, Patrick E.Timoney, Martin A. | Article in Book | | 2002 |
| Society outing to Roscrea and Leap Castle | Feerick, Aidan | Article in Journal | | 2024 |
| Some 13th century castle sites in the west of Ireland : note on a preliminary reconnaissance | Lynn, C. J. | Article in Journal | | 1985 |
| Some British reactions to the Irish Act of Union | Bolton, G. C. (Geoffrey Curgenven) | Article in Journal | | 1965 |
| Some castles and towerhouses of south-east county Clare | Breen, MartinUa Cróinín, Risteárd | Article in Journal | | 2011 |
| Some De Burgo castles in eastern Hy Fiachrach Aidhne | Fahey, J. | Article in Journal | | 1905 |
| Some Imokilly castles | Hartnett, P. J. | Article in Journal | | 1945 |
| Some island castles of county Clare|The island castles of county Clare - concluded | Breen, MartinUa Cróinín, Risteárd | Article in Journal | | 2010 |
| Some late seventeenth to late eighteenth century finds from Kilkenny castle | Sweetman, P. David | Article in Journal | | 1981 |
| Some notes on Castle Salem, Benduff | Ní Chonaill, Áine | Article in Journal | | 2012 |
| Some notices of the castle and of the ecclesiastical buildings of Trim | Butler, Richard, 1794-1862 | Monograph or Collective Volume | Meath Archaeological and Historical Society | 1978 |
| Some thoughts on a couple of poems on Shanid Castle | Knight of Glin, 1937- | Article in Journal | | 1987 |
| Some tower houses with bawns in the Burren | Breen, MartinUa Cróinin, Risteárd | Article in Journal | | 1996 |
| Some towerhouses in the Newmarket-on-Fergus area | Breen, MartinUa Cróinin, Risteárd | Article in Journal | | 2006 |
| Some towerhouses of East Corca Bhaiscinn and the Shannon Estuary [Parts I-II] | Breen, MartinUa Cróinín, Risteárd | Article in Journal | | 2013 |
| Some town castles of Galway | Larkin, Patrick | Article in Journal | | 2020 |
| Some unpublished Austin Cooper illustrations | Manning, Conleth | Article in Journal | | 1998 |
| Some views of Ballylinch Castle, Thomastown | Kirwan, John | Article in Journal | | 2006 |
| Something worth crowing about | Whyte, EileenWiggins, Kenneth | Article in Journal | | 2000 |
| Spenser and Kilcolman | Shine, Michael | Article in Journal | | 2004 |
| Squaring circles : flooring round towers in Wales and Ireland | McNeill, T. E. | Article in Book | | 2003 |
| St David's castle : a fortified town house, Naas, Co. Kildare | Murtagh, Ben | Article in Journal | | 1985 |
| St John's - an area of international historical significance. Extracts from articles in "Roscommon Herald" | | Article in Journal | | 2000 |
| Stepping off the plinth | Tipton, Gemma | Article in Journal | | 2005 |
| Strange changes at King John's castle | Wiggins, Kenneth | Article in Journal | | 1991 |
| Summary account of conservation works at Portumna | McMahon, Paul | Article in Book | | 2012 |
| Susanna Marie Brooke : her family : the Brookes and Lough Eske castle | Donnelly, Mowenna | Article in Journal | | 1989 |
| Swords castle : digging history. Excavations 2015-17 | Baker, Christine | Monograph or Collective Volume | Wordwell Books | 2022 |
| Swords Castle conservation plan | NA | Monograph or Collective Volume | Fingal County Council | 2014 |
| Taghmon Castle | Seery, Joe | Article in Journal | | 2007 |
| Tallaght, Co. Dublin : its monastery and its castle | Scantlebury, C. | Article in Journal | | 1960 |
| The 'improving' landlord: Denis Kirwan and the Great Famine | Lynch, Ronan | Article in Journal | | 2004 |
| The Agnews of Kilwaughter | Haugseng-Agnew, Jacqueline | Article in Journal | | 2016 |
| The Anglo-Norman keep at Trim : its architectural implications | Stalley, Roger | Article in Journal | | 1992 |
| The Anglo-Norman landscape in county Galway; land-holdings, castles and settlements | Holland, Patrick | Article in Journal | | 1997 |
| The Anglo-Saxons in Co. Galway : the process of colonization | Holland, Patrick | Article in Journal | | 1987 |
| The archaeology of Gaelic lordship east and west of the Foyle | McNeill, T. E. | Article in Book | | 2001 |
| The archaeology of Killeen castle, Co. Meath | Baker, Christine | Monograph or Collective Volume | Wordwell | 2009 |
| The archaeology of medieval rural settlement in Ireland | O'Connor, Kieran Denis | Monograph or Collective Volume | Royal Irish Academy | 1998 |
| The archaeology of Norman castles in Ireland. Part 1 : mottes and ringworks | O'Keeffe, Tadhg | Article in Journal | | 1990 |
| The archaeology of Norman castles in Ireland. Part 2 : stone castles | O'Keeffe, Tadhg | Article in Journal | | 1990 |
| The architecture and landscape of Tralee Castle | McCarthy, Victoria | Article in Journal | | 2019 |
| The architecture of defiance...political motivation in castle design | Duffy, Paul | Article in Journal | | 2015 |
| The architecture of Ireland : from the earliest times to 1880 | Craig, Maurice James | Monograph or Collective Volume | Batsford | 1982 |
| The architecture of Ireland from the earliest times to 1880 | Craig, Maurice James | Monograph or Collective Volume | Eason | 1989 |
| The attack on Kilkenny Castle | Butler, James Arthur Norman | Article in Journal | | 1971 |
| The Black Castle at Leighlin | Coyle, J,, Rev., fl.1917 | Article in Journal | | 2018 |
| The Black Castle of Adare - the history of a medieval castle | Devane, Caitríona | Article in Journal | | 2016 |
| The Black Castle, Wicklow | Clarke, Michael | Article in Journal | | 1944 |
| The Burkes of Killimer Castle | Dillon, James N. | Article in Book | | 2000 |
| The castle and manor of Dromineer, Co. Tipperary | Gleeson, Dermot F. | Article in Journal | | 1936 |
| The castle and manor of Nenagh | Gleeson, Dermot F. | Article in Journal | | 1936 |
| The castle and manor of Nenagh | Gleeson, Dermot F. | Monograph or Collective Volume | Woodsnare Publications | 1976 |
| The castle at Ballingarry, County Tipperary : a fourteenth-century Gaelic castles | O'Brien, Caimin | Article in Book | | 2007 |
| The castle at Castlerahan, County Cavan | O'Donovan, Patrick,Parker, Ciarán | Article in Book | | 2007 |
| The castle at Clonea-Power | Nolan, Tom | Article in Journal | | 1987 |
| The castle is open again | Lanigan, Katharine | Article in Journal | | 1977 |
| The castle of Ballynacargy | Ó Mórdha, Séamas P. | Article in Journal | | 1981 |
| The castle of Benburb | Davies, Oliver | Article in Journal | | 1941 |
| The castle of Bray | Davies, K. M. (Kathleen Mary) | Article in Journal | | 1986 |
| The castle of Down | Parkinson, R. E. | Article in Journal | | 1940 |
| The castle of Dún Mic Óghmainn and the overlordship of Carbery | Ó Murchadha, Diarmuid | Article in Journal | | 1988 |
| The castle of Enniskillen | Lawlor, H.C. | Article in Journal | | 1926 |
| The castle of Limerick | Harbison, Sheelagh | Article in Journal | | 1991 |
| The castle of Raymond le Gros at Fodredunolan | Orpen, G. H. (Goddard Henry) | Article in Journal | | 1906 |
| The castle of the Deeps | O'Callaghan, John | Article in Journal | | 1969 |
| The castle of Trim, Co. Meath | Leask, H. G. (Harold G.) | Article in Journal | | 1961 |
| The castles and fortified houses of west Cork | Carroll, Michael | Monograph or Collective Volume | Bantry Studio Publications | 2001 |
| The castles and motes of county Louth | Tempest, H. G. | Article in Journal | | 1945 |
| The castles and stronghouses of Ireland | Salter, Mike | Monograph or Collective Volume | Folly | 1993 |
| The castles of Clare Barony | Nolan, J. P. | Article in Journal | | 1900 |
| The castles of Connacht | Salter, Mike | Monograph or Collective Volume | Folly Press | 2004 |
| The castles of county Cavan | Davies, Oliver | Article in Journal | | 1948 |
| The Castles of county Cavan Part I|Part II | Davies, Oliver | Article in Journal | | 2013 |
| The castles of county Cork | Healy, James N. | Monograph or Collective Volume | Mercier Press | 1988 |
| The castles of County Kerry : Castleisland castle, a chronological study | McGuire, Robert | Article in Journal | | 2011 |
| The castles of county Limerick | Carroll, Michael J. | Monograph or Collective Volume | Bantry Studio Publications | 2005 |
| The castles of Innishowen | Davies, OliverSwan, H. P. | Article in Journal | | 1939 |
| The castles of Leinster | Salter, Mike | Monograph or Collective Volume | Folly Press | 2004 |
| The castles of Lough Derg: an illustrated survey | Larkin, Patrick | Article in Journal | | 2012 |
| The castles of North Munster | Salter, Mike | Monograph or Collective Volume | Folly Publications | 2004 |
| The castles of south Munster | Salter, Mike | Monograph or Collective Volume | Folly Press | 2004 |
| The castles of the kingdom (of Kerry) | Carroll, Michael J. | Monograph or Collective Volume | Bantry Studio Publications | 2004 |
| The castles of Ulster | Salter, Mike | Monograph or Collective Volume | Folly Press | 2004 |
| The chronology and formal affinities of the Ferns donjon, Co. Wexford | O'Keeffe, Tadhg | Article in Book | | 2003 |
| The church and castle of Confrey, Co. Kildare | O'Keeffe, Tadhg | Article in Journal | | 1985 |
| The construction of castles in Ireland : the evidence of the documentary record | O'Keeffe, Tadhg | Article in Journal | | 2022 |
| The cottages and castles of Ireland | Lesberg, Sandy | Monograph or Collective Volume | Peebies Press International | 1976 |
| The country houses, castles and mansions of Northern Ireland : with photographs from the Des Quail collection | Leslie, Rose Jane | Monograph or Collective Volume | Stenlake | 2011 |
| The dating of the White Castle, Athy, Co. Kildare : an outlying bastion of the Pale | Murtagh, Ben | Article in Book | | 2011 |
| The De Burgo clans of Galway | Knox, H. T. (Hubert Thomas) | Article in Journal | | 1900 |
| The decline of the aristocratic estates of County Westmeath, 1879-1923 | Dunne, Eugene | Article in Book | Geography Publications | 2022 |
| The Derryhivenny Castle project | Burke, Aideen | Article in Journal | | 2009 |
| The development of Trim Castle in the light of recent research | Sweetman, P. David | Article in Journal | | 1996 |
| The early castles at Dromoland: Some historical notes | Breen, MartinUa Cróinín, Ristéard | Article in Journal | | 2019 |
| The early Geraldine castles of Ireland : some case studies | Simpson, Linzi | Article in Book | | 2016 |
| The earthwork castles of Anglo-Norman Offaly | O'Brien, Caimin | Article in Book | | 1998 |
| The economic importance and development of the castle of the Anglo-Norman colony in Ireland | Amyot, Michael | Thesis | | 2001 |
| The Edenvale castle survey of Co. Clare 1671-79 | Breen, MartinUa Cróinin, RisteárdÓ Dálaigh, Brian | Article in Journal | | 2005 |
| The elephant and the tunnel | Newman, Conor | Article in Book | | 2003 |
| The end of an era - The Auction at Johnstown Castle, 1944 | Laurence, DuncanWheeler, Matt | Article in Journal | | 2024 |
| The end of an era: the auction of the contents of Johnstown Castle | Laurence, DuncanWheeler, Matt | Article in Journal | | 2023 |
| The erroneous elemental : (de) constructing the legend of Leap | Hebblethwaite, Kate | Article in Book | | 2007 |
| The excavation of a segmented Bronze Age cist at Newtownstewart Castle, County Tyrone | Ó Baoill, Ruairí | Article in Journal | | 2005 |
| The family of Hamilton and Nenagh Castle | Delaney, M. | Article in Journal | | 1956 |
| The fields of Athenry : a journey through Irish history | Roy, James Charles | Monograph or Collective Volume | Westview | 2001 |
| The Folliotts, Wardtown castle and the Colleen Bawn | Begley, Anthony | Article in Journal | | 1991 |
| The fort of the ships | Kelleher, Connie | Article in Book | | 2007 |
| The fortification of Galway in the sixteenth and early seventeenth centuries | O’Sullivan, M.D. | Article in Journal | | 1934 |
| The fortifications of Western Ireland, AD 1100-1300, and their interpretation | O'Keeffe, Tadhg | Article in Journal | | 1998 |
| The Four Green Fields: Castles of Ireland | Conlon, Mary | Monograph or Collective Volume | Murray & McCarthy | 2020 |
| The Gaelic court and Irish country-house poetry : the politics of an overlooked genre | Palmer, Patricia | Article in Book | | 2024 |
| The gap below the castle in Ireland | McNeill, T. E. | Article in Book | | 2002 |
| The Georgian playhouse | Southern, Richard | Monograph or Collective Volume | | 1948 |
| The Giant's Sconce, co. Derry | Lawlor, H.C. | Article in Journal | | 1930 |
| The Glin Castle of my youth | Schwarz, Maírín Dore | Article in Book | | 2009 |
| The Gothic and the Gaelic : exploring the place of castles in Ireland's celtic revival | Tierney, A. | Article in Journal | | 2004 |
| The Great Chimneypiece of Danganbrack Castle and Ballykilty Manor | Breen, Martin
| Article in Journal | | 2024 |
| The Hidden Houses of Ireland: Where to find them | Heron, Marianne | Monograph or Collective Volume | Gill & Macmillan Ltd | 1999 |
| The history and archaeology of Glanworth Castle, Co. Cork : Excavations, 1982-4 | Manning, Conleth | Monograph or Collective Volume | Stationery Office | 2009 |
| The history and architecture of King John's Castle in Carlingford: a view on the west side | Corrway, Laura | Article in Journal | | 2015 |
| The history and architecture of Rosturk Castle, Rosturk, County Mayo (Parts 1-3) | Masterson, Fintan | Article in Journal | | 2013 |
| The history of Blarney | Collins, John T. | Article in Journal | | 1955 |
| The history of Bunratty Castle | Breen, Martin | Monograph or Collective Volume | [The author] | 2012 |
| The history of Castleisland castle | McGuire, Robert | Article in Journal | | 2010 |
| The history of Dublin Castle to 1684 | Robinson, Ann Thérèse | Thesis | | 1995 |
| The house that Tom built | Butler, Patrick Theobald Tower, 28th baron Dunboyne, 1917-2004 | Article in Journal | | 1969 |
| The identification of the castle of Magh Cobha, Co. Down | Lawlor, H. C. (Henry Cairnes), 1870-1943 | Article in Journal | | 1938 |
| The Irish executive in the 19th century | McDowell, R. B. (Robert Brendan), 1913-2011 | Article in Journal | | 1955 |
| The Kilkenny castle archaeological project 1990-1993 : interim report | Murtagh, Ben | Article in Journal | | 1993 |
| The King's Castle of Roscrea | Manning, Conleth | Article in Journal | | 2004 |
| The larger castles of later medieval Limerick | McNeill, T. E. | Article in Book | | 2011 |
| The last frontier : defence and settlement in late medieval Ireland | Barry, Terence B. | Article in Book | | 1995 |
| The legend of the wizard Earl of Kildare | Ffrench, J. F. M. | Article in Journal | | 1911 |
| The lost castle of Armagh : a medieval castle or a seventeenth-century fort? | Quinn, Kevin | Article in Journal | | 2004 |
| The lost castle of Currans | Bary, Valerie | Article in Journal | | 2009 |
| The Lost Houses of Ireland | MacDonnell. Randal | Monograph or Collective Volume | Weidenfeld & Nicolson | 2002 |
| The MacCoghlans of Delvin Eathra : the transformation of a late medieval lordship in early modern Ireland | Lyttleton, James | Article in Book | | 2007 |
| The MacQuillans and Dunluce Castle....new evidence from recent excavations | Gault, AndrewMcAlister, Grace | Article in Journal | | 2015 |
| The manor house and castle of Clonroad | Ó Dálaigh, Brian | Article in Journal | | 2019 |
| The manor houses of the 1st Lord Baltimore in an English Atlantic world | Lyttleton, James | Article in Journal | | 2017 |
| The McCarthys of Muskerry and Blarney Castle | Collins, John T. | Article in Journal | | 1999 |
| The medieval castle in Ireland and Wales | | Monograph or Collective Volume | Four Courts | 2003 |
| The medieval castle of Enniscorthy | Murtagh, Ben | Article in Book | | 2010 |
| The medieval castles of Ireland | Sweetman, David | Monograph or Collective Volume | Collins Press | 1999 |
| The medieval harbour beside Rindoon castle, Co. Roscommon, Ireland | Naessens, PaulO'Conor, Kieran | Article in Journal | | 2016 |
| The medieval moated sites of County Wexford | Barry, Terence B. | Article in Journal | | 1976 |
| The military heritage of Britain and Ireland | Evans, Martin Marix | Monograph or Collective Volume | André Deutsch | 1998 |
| The Moat at Killeshin | O'Shea, Sean | Article in Journal | | 2018 |
| The monastic townland of Acaun, County Carlow | Bunbury, Turtle | Article in Journal | | 2024 |
| The motte and manor of Callan | Clutterbuck, Richard L.Elliott, Ian, 1936-2015Shanahan, Brian | Article in Journal | | 2006 |
| The motte-and-bailey castle at Lissardowlan, Co. Longford | De Meulemeester, J.O'Connor, Kieran | Article in Book | | 2007 |
| The Moy castle, or Roxborough house | Ó Dálaigh, Art P. | Article in Journal | | 1992 |
| The Nanny Water and Big Houses. Big Houses along the Nanny River and their links with Drogheda | McCullen, John | Article in Journal | | 2014 |
| The Nanny Water and Big Houses. Big Houses along the Nanny River and their links with Drogheda | McCullen, John | Article in Journal | | 2014 |
| The national monuments of Ireland | Wheeler, Henry | Article in Journal | | 1986 |
| The Norman castle of Kildare | Mullowney, A. J., Lt.Col. | Article in Journal | | 1996 |
| The Norman motte at Old Ross : method of construction | Colfer, WilliamCulleton, Edward | Article in Journal | | 1974 |
| The O'Briens and MacMahons of Thomond, their patronage of the Franciscan Order, and their burial monuments | Ó Dálaigh, Brian | Article in Journal | | 2017 |
| The O'Briens of Dromore Castle | O'Brien, Ivor | Article in Journal | | 1987 |
| The O'Driscolls of Baltimore | O'Mahoney, Alfie | Article in Journal | | 2012 |
| The O'Farralls of Mornin castle | Lennon, Jimmy | Monograph or Collective Volume | Farrell Clan Committee | 1997 |
| The O'Neills of the Fews | Ó Fiaich, Tomás | Article in Journal | | 1977 |
| The obsidional money of the great rebellion (1642-9) | Nelson, Philip | Article in Journal | | 1905 |
| The origin of tower houses | McNeill, T. E. | Article in Journal | | 1992 |
| The origins of Carlow castle | O'Conor, Kieran | Article in Journal | | 1997 |
| The origins of Irish castles : a contribution to the debate | Barry, Terence B. | Article in Book | | 2007 |
| The origins of the court of castle chamber : a star chamber jurisdiction in Ireland | Crawford, J. G. | Article in Journal | | 1980 |
| The origins of the European earthwork castle : north Tipperary, a case study | O'Brien, Caimin | Thesis | | 2001 |
| The Ormonde inventories, 1675-1717 : a state apartment at Kilkenny castle | Fenlon, Jane | Article in Book | | 1992 |
| The outer gate at Dunamase castle, co. Laois | McNeill, T. E. | Article in Journal | | 1993 |
| The owners and tenants of Barberstown Castle | Kelly, Martin J. | Article in Journal | | 1979 |
| The Record Tower, Dublin Castle | Manning, Conleth | Article in Book | | 2003 |
| The right worshipful and right honourable, the 24th Baron Dunboyne : provincial grand master of north Munster (1867-81) | Milne, G. Hugh | Article in Journal | | 2012 |
| The ringwork castles of medieval Leinster and Meath | Arbuthnot, Emma | Thesis | | 2010 |
| The rock of Dunamase | Hodkinson, Brian | Article in Journal | | 1995 |
| The role of the castle in Kildare, 1169-1550 | Taaffe, Seamus | Article in Journal | | 1998 |
| The role of the Normans in Dún na Séad Castle, Baltimore | McCarthy, Bernie | Article in Journal | | 2006 |
| The siege of Tralee castles | Finn, Tom | Article in Journal | | 1997 |
| The site Carrickabraghy | Dobbs, M. E. (Margaret E.), 1871-1962 | Article in Journal | | 1947 |
| The sources for the history of Dunamase Castle in the medieval period | Hodkinson, Brian | Article in Journal | | 2003 |
| The story of Cloghgrennan | Fitzmaurice, B. | Article in Journal | | 1966 |
| The story of Dunsany Castle | Lynch, D.W.Lynch, Malachy | Monograph or Collective Volume | Carty/Lynch | 2000 |
| The study of medieval Irish castles : a bibliographic survey | Barry, Terence B. | Article in Journal | | 2008 |
| The sundials of John Bonar, schoolmaster of Ayr | Somerville, A. R. | Article in Journal | | 1986 |
| The survival of the Irish castle in an age of cannon | McComish, W. A. | Article in Journal | | 1969 |
| The Talbots and Malahide castle | O'Shea, Tom | Monograph or Collective Volume | Graphic International | 1992 |
| The thirteenth-century remains at Cahir Castle, Co. Tipperary | Holland, Patrick | Article in Journal | | 1994 |
| The tower houses of Co. Limerick | Donnelly, Colm J. | Article in Book | | 2011 |
| The turret or belvedere of Dromoland | O'Brien, Grania R. | Article in Journal | | 1995 |
| The two Sir George Hamiltons and their connections with the castles of Roscrea and Nenagh | Manning, Conleth | Article in Journal | | 2001 |
| The Uí Chellaig lords of Uí Maine and Tír Maine : an archaeological and landscape exploration of a later medieval inland Gaelic lordship | Curley, Daniel Patrick | Monograph or Collective Volume | Four Courts Press | 2024 |
| The use of cannon against Enagh Castle, County Londonderry | Hunter, Robert J.McHugh, Ronan J.Scott, Brian G. | Article in Journal | | 2011 |
| The vanishing tower Drakeland Castle : a tower-house in the liberties of the city of Kilkenny | Hyland, Richard | Article in Journal | | 2011 |
| The Walshes and the massacre at Carrickmines | O'Byrne, Emmett | Article in Journal | | 2003 |
| The white castle of Athy and its sculptured stones | "Omurethi" | Article in Journal | | 1905 |
| The White friars and the White castle of Leighlin | Kavanagh, Myles | Article in Journal | | 1995 |
| The wonderful castle of Tuam : sorting fact from fiction | Gosling, Paul | Article in Journal | | 2013 |
| Thomas Hopper and the Norman revival | Feddon, R. R. | Article in Book | | 1956 |
| Three Castle Head: Dun Locha, the fort of the lake | Anonymous | Article in Journal | | 2019 |
| Three castles | Lyng, T. | Article in Journal | | 1964 |
| Three castles : a sentinel in stone watching the north-west frontier of Gaelic Leinster | Ferguson, Kenneth | Article in Journal | | 2000 |
| Three sieges and two massacres: Enniskillen at the outbreak of the Nine Years' War, 1593-5 | O'Neill, James | Article in Journal | | 2016 |
| Timber castles and towers in sixteenth-century Ireland : some evidence from Ulster | Donnelly, Colm J.Logue, PaulO'Neill, JimO'Neill, John | Article in Journal | | 2007 |
| Tooloobaun Castle | Knox, H. T. (Hubert Thomas) | Article in Journal | | 1915 |
| Towards an architectural history of the Leix and Offaly plantations | D'Alton, Máirtín | Article in Journal | | 2006 |
| Tower castles of the O'Mahonys | Ó Laghaire, Pádraig | Article in Journal | | 2002 |
| Towerhouses and lordship in County Mayo | Keenan, Declan | Article in Book | | 2021 |
| Towerhouses of the North Burren coast | Breen, Martin,Ua Cróinín, Risteard | Article in Journal | | 2008 |
| Trim Castle uncovered: some thoughts | O'Keeffe, Tadhg | Article in Journal | | 2013 |
| Trim Castle, Co. Meath : the first three generations | McNeill, T. E. | Article in Journal | | 1991 |
| Trim Castle, Co. Meath: excavations 1995-8 | Hayden, Alan R. | Monograph or Collective Volume | Stationary Office | 2011 |
| Trim's first cousin: the twelfth-century donjon of Maynooth Castle | O'Keeffe, Tadhg | Article in Journal | | 2013 |
| Tulira Castle : Gothic revival | O'Byrne, Robert | Article in Journal | | 2004 |
| Tullynally Castle gardens | Davies, Mary | Article in Journal | | 2005 |
| Tullyvin Castle and Eoghan Ruadh (d.1526) son of Cathal O'Reilly | Moore, Eoghan | Article in Journal | | 2019 |
| Twelfth- and thirteenth-century earthwork castles in Ireland : an assessment | Graham, B. J. (Brian J.) | Article in Journal | | 1991 |
| Two castles at Coolhill and Clogaralt in county Kilkenny | McCarthy, John | Article in Journal | | 2008 |
| Tymon : a lost Pale castle recorded | Johnson, D. N. | Article in Book | | 1988 |
| Ulster Architectural Heritage Society : Hillsborough Castle | Anonymous | Monograph or Collective Volume | Ulster Architectural Heritage Society | 1993 |
| Ulster mottes : a checklist | McNeil, T. E. | Article in Journal | | 1975 |
| Unusual artillery at the siege of Crom castle, 1689 | Murtagh, Harman | Article in Journal | | 1990 |
| War and society in Westmeath, 1689-91 | Murtagh, Harman | Article in Book | Geography Publications | 2022 |
| Warfare and architecture in County Laois through seventeenth century eyes | Loeber, Rolf | Article in Book | | 1999 |
| Was Quinn Castle completed | Hodkinson, Brian | Article in Journal | | 2004 |
| Watercastle rediscovered | Delany, Dominic | Article in Journal | | 2004 |
| Wexford castles : landscape, context, settlement | Colfer, Billy | Monograph or Collective Volume | Cork University Press | 2013 |
| When mounds become castles : a case for the later usage of early medieval sites | Brady, Niall | Article in Book | | 2009 |
| Wiggins rebuked | Sweetman, P. D. | Article in Journal | | 1993 |
| William Marshal's castle at Kilkenny in about 1395 : a new reconstruction | Tietzch-Tyler, Daniel | Article in Book | | 2017 |
| William Marshal's great tower at Pembroke, Wales : a view from Ireland | Murtagh, Ben | Article in Book | | 2017 |
| William Randolph Hearst & the Eyrecourt staircase | Roy, James Charles | Article in Journal | | 2017 |
| William Sadler's views of Killua castle, Co. Westmeath | Ryan-Smolin, Wanda | Article in Journal | | 1996 |