| A Celtic florilegium : studies in memory of Brendan O Hehir. | | Monograph or Collective Volume | Celtic Studies Publications | 1996 |
| A late life of Patrick | Buttimer, Neil | Article in Book | | 2004 |
| A poem addressed to Donnchadh Ó Briain fourth earl of Thomond | Ní Úrdail, Meidhbhín | Article in Book | | 2004 |
| A poet on horseback? the medieval ars poetica and the bardic poem | O Riordan, Michelle | Article in Book | | 2004 |
| A poetry of masks : the poet’s persona in early Celtic poetry | Tymoczko, Maria | Article in Book | | 1996 |
| A re-analysis of multiple prehistoric immigrations to Britain and Ireland aimed at identifying the Celtic contributions | Oppenheimer, Stephen | Article in Book | | 2010 |
| A single ray of the sun : religious speculation in early Ireland : three essays | Carey, John | Monograph or Collective Volume | Celtic Studies Publications | 1999 |
| A single ray of the sun : religious speculation in early Ireland : three essays | Carey, John | Monograph or Collective Volume | Celtic Studies Publications | 2011 |
| Adult Learners of Irish : the UCC experience | Ruiséal, Pól | Article in Book | | 2004 |
| Ag léamh ar an mbean Feasa | Ó Crualaoich, Gearóid | Article in Book | | 2004 |
| Ailerani interpretatio mystica et moralis progenitorum Domini Iesu Christ | | Monograph or Collective Volume | Four Courts | 1995 |
| Aldfrith of Northumbria and the learning of a sapiens | Ireland, Colin | Article in Book | | 1996 |
| An atlas for Celtic studies : archaeology and names in ancient Europe and early medieval Ireland, Britain, and Brittany | Karl, RaimundKoch, John T.Minard, AntoneÓ Faoláin, Simon | Monograph or Collective Volume | Oxbow Books | 2007 |
| An Duinníneach - aguisín | Riggs, Pádraigín | Article in Book | | 2004 |
| An gaol idir théacs agus íomhá : dúshlán na nArd-chros | Ó Dochartaigh, Caitríona | Article in Book | | 2004 |
| An outline list of Prof. Pádraig Ó Riain's publications | Anonymous | Article in Book | | 2004 |
| An tsídheoig is an scian dochtúra : Flann O'Brien agus seanlitríocht na Gaeilge | De Paor, Louis | Article in Book | | 2004 |
| Britons in Ireland, c.550-800 | Charles-Edwards, T. M. (Thomas Mowbray) | Article in Book | | 1999 |
| Celticization from the West : the contribution of archaeology | Cunliffe, Barry | Article in Book | | 2010 |
| Cín Chille Cúile : texts, saints and places : essays in honour of Pádraig Ó Riain | | Monograph or Collective Volume | Celtic Studies Publications | 2004 |
| D'Uaithne Ó Mórdha a thit i gcath 17ú Lúnasa 1600 | Ó Murchú, Liam P. | Article in Book | | 2004 |
| Daring young men in their chariots | Nagy, Joseph Falaky | Article in Book | | 1996 |
| Deascán Ó Dhúiche Ealla - canas roainmniged? | Ó Dálaigh, Pádraig | Article in Book | | 2004 |
| Dhá Théacs Dlí | Ó Macháin, Pádraig | Article in Book | | 2004 |
| Fingal Rónáin : the medieval Irish text as argumentative space | Hollo, Kaarina | Article in Book | | 2004 |
| Finnio and Winniau : a return to the subject | Ó Riain, Pádraig | Article in Book | | 1999 |
| Gilla mo Dutu Úa Caiside | Murray, Kevin | Article in Book | | 2004 |
| I Anna Fam Mair | Costigan, Nóra | Article in Book | | 2004 |
| Intertextuality in Echtra Mac nEchdach Mugmedóin | Downey, Clodagh | Article in Book | | 2004 |
| Introduction | Cunliffe, BarryKoch, John T. | Article in Book | | 2010 |
| Ireland and the Grail | Carey, John | Monograph or Collective Volume | Celtic Studies Publications | 2007 |
| Irish genetics and Celts | Bradley, Daniel G.McEvoy, Brian P. | Article in Book | | 2010 |
| Irish monasticism : origins and early development | Ryan, John | Monograph or Collective Volume | Four Courts | 1992 |
| Irish poetry and Norse dróttkvaett | Holland, GaryLindow, John | Article in Book | | 1996 |
| Learning lordship : the education of Manawydan | McKenna, Catherine | Article in Book | | 1999 |
| Lectures on the manuscript materials of ancient Irish history | O'Curry, Eugene | Monograph or Collective Volume | Four Courts | 1995 |
| Liber epistolarum Sancti Patricii episcopi | Howlett, D. R.Patrick, Saint | Monograph or Collective Volume | Four Courts | 1994 |
| Mimesis and diegesis in the Cattle Raid of Cuailnge | Tristram, Hildegard L. C. | Article in Book | | 1999 |
| Mochellóc : some traces of the name and a particular case in the Béarra peninsula | Ó hÚrdail, Roibéard | Article in Book | | 2004 |
| Níall Noígíallach's death-tale | Ní Mhaonaigh, Máire | Article in Book | | 2004 |
| Observations on the life of Molaga | Herbert, Máire | Article in Book | | 2004 |
| Onomaris : name of story and history? | Evans, D. Ellis | Article in Book | | 1999 |
| Pádraig Ó Riain | Anonymous | Article in Book | | 2004 |
| Paradigm shift? Interpreting Tartessian as Celtic | Koch, John T. | Article in Book | | 2010 |
| Rawlinson B. 502 : dating the genealogies | Ó Murchadha, Diarmuid | Article in Book | | 2004 |
| Searmanas cois teallaigh choigilt na tine. | Ó Catháin, Séamas | Article in Book | | 1999 |
| St. Patrick in Cornwall? : the origin and transmission of Vita tertia S. Patricii | Dumville, David N. | Article in Book | | 1996 |
| Tadhg O'Neachtuin : a man of lists | Nic Cárthaigh, Emma | Article in Book | | 2004 |
| The Celtic heroic age : literary sources for ancient Celtic Europe and early Ireland and Wales | | Monograph or Collective Volume | Celtic Studies Publications | 2000 |
| The Celts from everywhere and nowhere : a re-evaluation of the origins of the Celts and the emergence of Celtic cultures | Karl, Raimund | Article in Book | | 2010 |
| The Dindshenchas and Irish literary tradition | Hellmuth, Tina | Article in Book | | 2004 |
| The finding of Arthur's grave : a story from Clonmacnoise? | Carey, John | Article in Book | | 1999 |
| The Irish herald | Nagy, Joseph Falaky | Article in Book | | 1999 |
| The King is dead : unaccusative verbs in Irish | Doyle, Aidan | Article in Book | | 2004 |
| The lost has been found : the earliest surviving bilingual Irish dictionary | Ua Súilleabháin, Seán | Article in Book | | 2004 |
| The names of the plains beneath the lakes of Ireland | Carey, John | Article in Book | | 2004 |
| The origins of the Celtic languages : language spread from east to west | Isaac, G. R. | Article in Book | | 2010 |
| The protean placename | Nicholls, K. W. (Kenneth W.) | Article in Book | | 2004 |
| The Prull narrative in Sanas Cormaic | Ní Dhonnchadha, Máirín | Article in Book | | 2004 |
| The setting of Géisid cúan | O'Coileáin, Seán | Article in Book | | 2004 |
| To Chellóc mac Oíbléni : saint and places | Ó Corráin, Donnchadh | Article in Book | | 2004 |
| Tomás Ó Longáin, Captaen Steele | Ó Conchúir, Breandán | Article in Book | | 2004 |
| Tracking the course of the savage tongue : place-names and linguistic diffusions in early Britain | Parsons, David N. | Article in Book | | 2010 |
| Western Celts? A genetic impression of Britain in Atlantic Europe | Royrvik, Ellen C. | Article in Book | | 2010 |
| William Vincent Wallace : a vagabond composer | Phelan, Robert | Monograph or Collective Volume | Celtic Studies Publications | 1994 |