| "Sheep stealers from the north of England" : the Riding clans in Ulster | Bell, Robert | Article in Journal | | 1994 |
| A history of the Dál nAraidi | Black, Lynn | Article in Journal | | 1997 |
| A short history of the clan McGillycuddy | MacGillycuddy, Rosemary Brownlow | Monograph or Collective Volume | MacGillycuddy Press | 1991 |
| Cattle-lords and clansmen : kinship and rank in early Ireland | Patterson, Nerys | Monograph or Collective Volume | | 1991 |
| Cattle-lords and clansmen : the social structure of early Ireland | Patterson, Nerys Thomas | Monograph or Collective Volume | University of Notre Dame Press | 1994 |
| Clann Taidhg Ruaidh na Scairte | Ó Murchadha, Diarmuid | Article in Journal | | 1994 |
| Clans and families of Ireland : the heritage and heraldry of Irish clans and families | Grehan, John | Monograph or Collective Volume | Gill & Macmillan | 1993 |
| Clans are not primordial : pre-Viking Irish society and the modelling of pre-Roman societies in northern Europe | Patterson, Nerys Thomas | Article in Book | | 1995 |
| Early medieval Louth : the kingdom of Conaille Muirtheimne | Thornton, David E. | Article in Journal | | 1999 |
| Farrell clan : a brief history, | Farrell, Hugh | Monograph or Collective Volume | [s.n.] | 1993 |
| In the shadow of Mount Leinster : a history of the Ui Cinnsealaigh from the earliest times up to 1650, with special emphasis on the Kavanaghs, plus extensive notes on the leading Gaelic families of the district and copious references to the Anglo-Norman and English families who found their way here between 1170 and 1650 | Kavanagh, Art | Monograph or Collective Volume | Art Kavanagh | 1993 |
| Irish septs and surnames | Murphy, Seán | Article in Journal | | 1993 |
| Kavanagh - Caomhanach | Kavanagh, Michael | Article in Journal | | 1994 |
| Kavanagh clan - 500 years of change | Dalton, Brigid | Article in Journal | | 1994 |
| Lordship and dynasty in the late medieval Irish sea world : the Hiberno-Scottish nexus | Egan, Simon | Article in Journal | | 2019 |
| Mac Dorchaidh, chiefs of Cinel Luachain | Logan, Patrick | Article in Journal | | 1958 |
| Mahony of Cullina : (pedigree) | Anonymous | Article in Journal | | 1982 |
| O'Donnells of Newport and Killeen | Donohoe, Tony | Article in Journal | | 1992 |
| On the fringe and in the middle. The MacDonalds of Antrim and the Isles 1206-1586 | Smith, Philip | Article in Journal | | 1994 |
| Sliocht Raghallaigh, a neglected branch of the Cinel Aodha | O'Mahony, Donal | Article in Journal | | 1991 |
| The clan system among English settlers in Ireland | Curtis, Edmund, 1881-1943 | Article in Journal | | 1910 |
| The clans of Ireland | Anonymous | Article in Journal | | 1995 |
| The dynamics of the clan system in fourteenth century Clare | Nugent, Pat | Article in Book | | 2000 |
| The interface between the Gaelic clan system of Co. Clare and the emerging centralising English nation-state in the late sixteenth and early seventeenth century | Nugent, Patrick | Article in Journal | | 2007 |
| The Irish clans of Desmond | MacCotter, Paul | Article in Journal | | 1998 |
| The kings of Leinster and their clans | Hamilton, Gustavus E. | Article in Journal | | 1914 |
| The Last Lords of Leitrim : The Sons of Sir Teigue O'Rourke | Casway, Jerrold | Article in Journal | | 1988 |
| The Lisburn area in the early Christian period, part 1 : setting the scene; part 2 : some people and places | Warner, Richard | Article in Journal | | 1991 |
| The Mac Mahons of Co. Clare | Mac Mahon, Michael | Article in Journal | | 2020 |
| The MacDonnells of Tinnakill Castle | Anonymous | Article in Journal | | 1905 |
| The Menapia quest : two thousand years of the Menapii : seafaring Gauls in Ireland, Scotland, Wales and the Isle of Man 216 BC - 1990 AD | Mongan, Norman | Monograph or Collective Volume | Herodotus | 1996 |
| The O'Byrne Sept of Knockrath | Nicholls, K. W. (Kenneth W.) | Article in Journal | | 1998 |
| The O'Callaghans and the rebellion of 1641 | O'Callaghan, J. F. | Article in Journal | | 1990 |
| The O'Farralls of Mornin castle | Lennon, Jimmy | Monograph or Collective Volume | Farrell Clan Committee | 1997 |
| The origins of Clann Suibhne | Sweeney, R. M. | Article in Journal | | 1990 |
| The peculiar case of Tarlagh O'Melaghlin, parish priest and lord of Clancolman | Cox, Liam, 1908-2003 | Article in Journal | | 1977 |
| The rift within clan Ian Mor : the Antrim and Dunyreg MacDonnells, 1590-1603 | Hill, J. Michael | Article in Journal | | 1993 |
| The talented Mr MacCarthy 'Mór' | Murphy, Seán J. | Article in Journal | | 2011 |
| The tribes and customs of Hy-Many, commonly called O'Kelly's country | | Monograph or Collective Volume | | 1843 |
| Twilight of the chiefs : the Mac Carthy Mór hoax | Murphy, Seán | Monograph or Collective Volume | Maunsell | 2004 |
| Uí Dhiarmada agus a sloinne (Ua Con Cheanainn) | Ó Con Cheanainn, Tomás | Article in Journal | | 2010 |
| Ulster stock | Sheane, Michael, 1947- | Monograph or Collective Volume | Arthur H. Stockwell | 2007 |
| Ulster stock : the fighting clans of the north of Ireland | Sheane, Michael | Monograph or Collective Volume | Arthur H. Stockwell | 2007 |
| Warriors and priests : the history of the Clan Maclean, 1300-1570 | Maclean-Bristol, Nicholas | Monograph or Collective Volume | East Linton | 1995 |
| Where Donard guards | Russell, Nicholas | Monograph or Collective Volume | Ballaghbeg Books | 2007 |
| ‘They cut off the heads of some of their name and nation’ : familial enmity, Tudor policy and sowing the seeds of discord within the O’Carroll and O’Connor clans of Offaly, c. 1540–1600’ | Wheeler, Diarmuid | Monograph or Collective Volume | | 2023 |