| Derbforgaill: twelfth-century abductee, patron and wife | Ó Hoireabhárd, Seán | Article in Journal | | 2022 |
| One of his own: the Irish participant in the assassination of Tigernán Ua Ruairc | Ó Hoireabhárd, Seán | Article in Journal | | 2018 |
| Succession in twelfth-century Bréifne | Ó Hoireabhárd, Seán | Article in Journal | | 2023 |
| The assassination of Tigernán Ua Ruairc, the last king of Meath | Ó Hoireabhárd, Seán | Article in Journal | | 2018 |
| The medieval Irish kings and the English invasion | Ó Hoireabhárd, Seán | Monograph or Collective Volume | Liverpool University Press | 2024 |