| Adomnán in medieval Gaelic literary tradition | Clancy, Thomas Owen | Article in Book | | 2010 |
| Adomnán of Iona : theologian, lawmaker, peacemaker | | Monograph or Collective Volume | Four Courts | 2010 |
| Before the ballad: Gaelic narrative verse before 1200 | Clancy, Thomas Owen | Article in Journal | | 2008 |
| Bile ós Chrannaibh: a festschrift for William Gillies | | Monograph or Collective Volume | Clann Tuirc | 2010 |
| Brendan's European tour: the Middle Irish poem Mochen, mochen, a Brénaind and the changing nature of pilgrimage in the eleventh century | Clancy, Thomas Owen | Article in Book | | 2006 |
| Columba, Adomnan and the cult of saints in Scotland | Clancy, Thomas Owen | Article in Journal | | 1997 |
| Court, king and justice in the Ulster Cycle | Clancy, Thomas Owen | Article in Book | | 2005 |
| Deer and the early church in north-eastern Scotland | Clancy, Thomas Owen | Article in Book | | 2008 |
| Fools and adultery in some early Irish texts | Clancy, Thomas Owen | Article in Journal | | 1993 |
| Iona : the earliest poetry of a Celtic monastery | Clancy, Thomas OwenMárkus, Gilbert | Monograph or Collective Volume | Edinburgh University Press | 1994 |
| Iona v. Kells : succession, jurisdiction and politics in the Columban Familia in the later tenth century | Clancy, Thomas Owen | Article in Book | | 2011 |
| Iona, Scotland and the Céli Dé | Clancy, Thomas Owen | Article in Book | | 1996 |
| Mac Steléne and the eight in Armagh : identity and context | Clancy, Thomas Owen | Article in Journal | | 1992 |
| Subversion at sea : structure, style and intent in 'Immrama' | Clancy, Thomas Owen | Article in Book | | 2000 |
| The cults of saints Patrick and Palladus in early medieval Scotland | Clancy, Thomas Owen | Article in Book | | 2009 |
| The foundation legend of Laurencekirk revisited | Clancy, Thomas Owen | Article in Journal | | 1999 |
| The later medieval versions of 'The Voyage of Colum Cille's Clerics' | Clancy, Thomas Owen | Article in Book | | 2025 |
| Women poets in early medieval Ireland : stating the case | Clancy, Thomas Owen | Article in Book | | 1996 |