| Airbertach Mac Cosse's poem on the psalter | Ó Néill, Pádraig | Article in Journal | | 1977 |
| An Irishman at Chartres in the twelfth century - the evidence of Oxford, Bodleian Library, MS. Auct F.111.15 | Ó Néill, Pádraig | Article in Journal | | 1997 |
| Anglo-Irish interactions in a liturgical calendar from Cambridge, Corpus Christi College Library, 405 | Ó Néill, Pádraig P. | Article in Book | | 2015 |
| Ballybarrack and Knockafera | Ó Neill, Pádraig, d. 2019 | Article in Journal | | 2019 |
| Biblical study and mediaeval Gaelic history | Ó Néill, Pádraig | Monograph or Collective Volume | Department of Anglo-Saxon, Norse and Celtic, University of Cambridge | 2003 |
| Boethius in early Ireland : five centuries of study in the sciences | Ó Néill, Pádraig P. | Article in Book | | 2013 |
| Bonifaz und Virgil : Konflikt zweier Kulturen | Ó Néill, Pádraig | Article in Book | | 1985 |
| Celtic Britain and Ireland in the early middle ages | Ó Néill, Pádraig | Article in Book | | 2006 |
| Glossae divinae historiae : the biblical glosses of John Scottus Eriugena | | Monograph or Collective Volume | [s.n.] | 1997 |
| History of Knockbridge | Ó Néill, Pádraig | Monograph or Collective Volume | Pádraig Ó Néill | 1994 |
| Irish glosses in a twelfth-century copy of Boethius's Consolatio Philosophiae | Ó Néill, Pádraig | Article in Journal | | 2005 |
| Irish observance of the three Lents and the date of the Sr Gall Priscian (Ms 904) | Ó Néill, Pádraig | Article in Journal | | 2000 |
| Irish transmission of late antique learning : the case of Theodore of Mopsuestia's commentary on the psalms | Ó Néill, Pádraig | Article in Book | | 2002 |
| Journal of Henry McClintock | McClintock, HenryÓ Néill, Pádraig | Monograph or Collective Volume | County Louth Archaeological and Historical Society | 2001 |
| Knockbridge miscellany | Ó Néill, Pádraig | Monograph or Collective Volume | Pádraig Ó Néill | 1998 |
| Pictorial history of Knockbridge, 1840-1995 | Ó Néill, Pádraig | Monograph or Collective Volume | Pádraig Ó Néill | 1995 |
| Romani influence on seventh-century Hiberno-Latin literature | Ó Néill, Pádraig | Article in Book | | 1984 |
| St Abbán’s charm | Ó Néill, Pádraig P. | Article in Book | | 2019 |
| The background to the 'Cambrai homily' | Ó Néill, Pádraig | Article in Journal | | 1981 |
| The dry-point glosses in Codex Usserianus Primus, addenda and corrigenda | Ó Néill, Pádraig P. | Article in Journal | | 2000 |
| The earliest dry-point glosses in Codex Usserianus Primus | Ó Néill, Pádraig P. | Article in Book | | 1998 |
| The Fortescues of County Louth | Ó Néill, Pádraig | Article in Journal | | 1999 |
| The impact of the Norman invasion on Irish literature | Ó Néill, Pádraig | Article in Journal | | 1998 |
| The Latin colophon to the "Táin Bó Cúailnge" in the Book of Leinster : a critical view of Old Irish literature | Ó Néill, Pádraig | Article in Journal | | 1999 |
| The Old Irish tract on the mass in the Stowe Missal : some observations on its origins and textual history | Ó Néill, Pádraig | Article in Book | | 2000 |
| The Old-Irish glosses of the prima manus in Würzburg, m.p.th.f.12 : text and context reconsidered | Ó Néill, Pádraig | Article in Book | | 2002 |
| The Old-Irish treatise on the Psalter and its Hiberno-Latin background | Ó Néill, Pádraig | Article in Journal | | 1979 |
| Welsh 'anterth', Old Irish 'anteirt' | Ó Néill, Pádraig | Article in Journal | | 1990 |