| "An Ghaeilge do choimeád ar bun agus ar buaintseasamh": the exceptional case of the Ó Longáin family of scribes | Ní Úrdail, Meidhbhín | Article in Book | | 2018 |
| 'Ceasta Fhíthil' : buaine agus ilghnéitheacht na gaoise i litríocht na Gaeilge | Ó Macháin, Pádraig | Article in Book | | 2015 |
| 'Na Prátaí Dubha' agus déantúis eile a leagtar le Mholly na Páirce | Ó Gealbháin, Ciarán | Article in Journal | | 2015 |
| 'One glimpse of Ireland' : the manuscript of Fr Nicolás (Fearghal Dubh) Ó Gadhra, OSA | Ó Macháin, Pádraig | Article in Book | | 2013 |
| A legal deed in Irish, 1622 | Nicholls, Kenneth W. ; Ó Macháin, Pádraig | Article in Journal | | 2023 |
| A llebraib imdaib’: cleachtadh agus pátrúnacht an léinn, agus déanamh na lámhscríbhinní. | Ó Macháin, Pádraig | Article in Book | | 2004 |
| A poem on Diarmiad Mac Murchadha in the Book of Leinster | Ó Macháin, Pádraig | Article in Journal | | 2018 |
| A poem on the death of Tadhg Ó Ruairc, 1605 | Ó Macháin, Pádraig | Article in Journal | | 2016 |
| A Tipperary emigrant's manuscript | Ó Macháin, Pádraig | Article in Journal | | 2013 |
| Additional readings to some poems by Tadhg Dall Ó hUiginn | Ó Macháin, Pádraig | Article in Journal | | 1986 |
| Additions to the collection of Irish manuscripts at Mount Melleray Abbey | Ó Macháin, Pádraig | Article in Journal | | 1997 |
| An introduction to the Book of the O'Conor Don | Ó Macháin, Pádraig | Article in Book | | 2010 |
| An Irish manuscript at Glin Castle | Ó Macháin, Pádraig | Article in Book | | 2009 |
| Appendix : a nineteenth-century transcript of Ó Cianáin's manuscript | Ó Fearghail, FearghusÓ Macháin, Pádraig | Article in Book | | 2011 |
| Ar bhás Chuinn Chéadchathaigh | Ó Macháin, Pádraig | Article in Journal | | 1986 |
| Bardic poetry in the Academy's collection of Irish manuscripts | Ó Macháin, Pádraig | Article in Book | | 2009 |
| Bás file | Ó Macháin, Pádraig | Article in Journal | | 1993 |
| Beatha Bheag Dhéagláin | Ó Macháin, Pádraig | Article in Journal | | 2005 |
| Catalogue of Irish manuscripts in Mount Melleray Abbey, County Waterford | Ó Macháin, Pádraig | Monograph or Collective Volume | Dublin Inst. for Advanced Studies, School of Celtic Studies | 1991 |
| Catalogue of Irish manuscripts in the National Library of Ireland. Fasc. XI. MSS G501-599 | Ó Macháin, Pádraig | Monograph or Collective Volume | School of Celtic Studies, Dublin Institute for Advanced Studies | 1990 |
| Catalogue of Irish manuscripts in the National Library of Ireland: Fasciculus XIII: MSS G 700-G 773 | Ní Shéaghdha, NessaÓ Macháin, Pádraig, | Monograph or Collective Volume | School of Celtic Studies, Dublin Institute for Advanced Studies | 1996 |
| Chuasach Amhrán Liam Uí Lubaigh | Ó Macháin, Pádraig | Article in Journal | | 2003 |
| Cíos, cás agus cathú: teagasc an Athar de Bhál 4 | Ó Macháin, Pádraig | Article in Journal | | 2010 |
| Dán le Tadhg Dall Ó hUiginn | Ó Macháin, Pádraig | Article in Book | | 2019 |
| David Rothe's attestation in favour of William Brennan | Ó Macháin, Pádraig | Article in Journal | | 2004 |
| Dhá Théacs Dlí | Ó Macháin, Pádraig | Article in Book | | 2004 |
| Dhá thuireamh ar Phaoraigh | Ó Macháin, Pádraig | Article in Journal | | 2023 |
| Díoth deirbhfhine : tuireamh Mháire inghine Uí Dhomhnaill, 1662 | Ó Macháin, Pádraig | Article in Book | | 2025 |
| Eachtra Chaitlín Cúnún | Ó Macháin, Pádraig | Article in Journal | | 2013 |
| Ealaín na Lámhscríbhinní: Leabhar Leasa Móir agus muintir Longáin | Ó Macháin, Pádraig | Article in Book | | 2018 |
| Estimating the survival of texts and manuscripts in the Gaelic tradition | Ó Macháin, Pádraig | Article in Journal | | 2022 |
| Facsimiles and transcripts: two cases of decorative scribal work | Ó Macháin, Pádraig ; Hoffmann, Anna | Article in Journal | | 2025 |
| Filíocht Athairneach I | Ó Macháin, Pádraig | Article in Journal | | 2003 |
| Filíocht Athairneach II | Ó Macháin, Pádraig | Article in Journal | | 2004 |
| Fr Patrick Meany and the Dr Keating Society, 1860-1865 | Ó Macháin, Pádraig | Article in Journal | | 2011 |
| Fr Séámas Ó Muraidheagh OP (c.1703-1767): an Irish scribe and poet at Louvain | Ó Macháin, Pádraig | Article in Journal | | 2012 |
| Gadaithe agus gaibhne: teagasc an Athar de Bhál 3 | Ó Macháin, Pádraig | Article in Journal | | 2009 |
| I gcuimhne an Chaomhánaigh | Ó Macháin, Pádraig | Article in Journal | | 2015 |
| Imirce agus filleadh lamhscríbhinní na nGael | Ó Macháin, Pádraig | Article in Book | | 2015 |
| Irish and Scottish traditions concerning Ceathrar do bhí ar uaigh an fhir | Ó Macháin, Pádraig | Article in Journal | | 1997 |
| Irish manuscripts in the nineteenth century | Ó Macháin, Pádraig | Article in Book | | 2009 |
| Itinerarium na fairrge ó Cholum Cille : nóta ar stair théacsúil | Ó Macháin, Pádraig | Article in Journal | | 2021 |
| Language and culture on the margins : the community, the individual and the Irish Augustinians in 1640 | Ó Ciosáin, Éamon ; Ó Macháin, Pádraig | Article in Book | Cork University Press | 2024 |
| Leabhar Leasa Móir agus lucht léinn sa naoú haois déag | Ó Macháin, Pádraig | Article in Journal | | 2014 |
| Leabhar na Longánach: The Ó Longáin family and their manuscripts | | Monograph or Collective Volume | Cló Torna | 2018 |
| Léiriú Anaman agus altóra: teagasc an Athar de Bhál 2 | Ó Macháin, Pádraig | Article in Journal | | 2008 |
| Litir Ghaelach 1848 | Ó Macháin, Pádraig | Article in Journal | | 2001 |
| Maghnus Ó Conchubhair, rí Connacht (1288-1293): blogh dá dhuanaire. | Ó Macháin, Pádraig | Article in Book | | 2013 |
| Maoilín Óg Mac Bruaideadha and the decline of patronage | Ó Macháin, Pádraig | Article in Journal | | 2020 |
| Michael Cavanagh of Cappoquin, 1822-1900 | Ó Macháin, Pádraig | Article in Journal | | 2000 |
| Miscellanea 3. General Sherman and Father Shearman | Ó Macháin, Pádraig | Article in Journal | | 2006 |
| Miscellanea. 2. Manuscript relics of an Ossory priest | Ó Macháin, Pádraig | Article in Journal | | 2022 |
| Miscellanea. 3. Disjecta membra: 3.1 A fragment in praise of the King of Freshford ; 3:2 'Laudabiliter' in the Book of Leinster | Ó Macháin, Pádraig | Article in Journal | | 2019 |
| Miscellanea. 5. A Gaelic link with Paris Anderson | Ó Macháin, Pádraig | Article in Journal | | 2012 |
| Miscellanea. 5. Tuileagna Ó Maoil Chonaire and the Book of Pottlerath | Ó Macháin, Pádraig
| Article in Journal | | 2010 |
| Nessa Ní Shéaghdha | Ó Macháín, Pádraig | Article in Book | | 2005 |
| Nioclás Mac Craith, 1923-2018 | | Article in Journal | | 2022 |
| Notes on the decoration in the 'Duanaire' of Cú Chonnacht mág Uidhir | Ó Macháin, Pádraig | Article in Journal | | 2016 |
| Nualaidh and her sisters, Máire and Máighréad: the daughters of Aodh Ó Domhnaill and An Inghean Dubh | Ó Macháin, Pádraig | Article in Book | | 2022 |
| Observations on the manuscript of Tadhg Ó Cianáin | Ó Macháin, Pádraig | Article in Book | | 2011 |
| On the inauguration of Conchubhar Óg Mac Diarmada, 1595 | Ó Macháin, Pádraig | Article in Journal | | 2017 |
| Pádraig Ó Meachair agus Nioclás Mac Síthigh : dán agus amhrán um bheirt shagart | Ó Macháin, Pádraig | Article in Journal | | 2010 |
| Paper and the Paper Manuscript: A Context for the Transmission of Gaelic Literature | | Monograph or Collective Volume | Cló Torna | 2019 |
| Patrick Carmody, Irish scholar | Ó Macháin, Pádraig | Article in Journal | | 1997 |
| Poems, poets and marriage | Ó Macháin, Pádraig | Article in Book | | 2019 |
| Political activity in Cappoquin in the 1840s : Michael Cavanagh's obituary of Hugh Collender | Overlander, Thomas F.Ó Macháin, Pádraig | Article in Journal | | 2001 |
| Prosodic analysis in manuscript and print: a short text from the bardic era | Ó Macháin, Pádraig | Article in Book | | 2017 |
| Rann ar Thadhg Dall | Ó Macháin, Pádraig | Article in Journal | | 1987 |
| Sagairt an Leasa | Ó Macháin, Pádraig | Article in Journal | | 1999 |
| Saothrú na Gaeilge scríofa sna Déise aimsir an Drochshaoil | Ó Macháin, Pádraig | Article in Journal | | 2017 |
| Scribe and Limner in the Late Medieval Gaelic Manuscript Tradition | Ó Macháin, Pádraig | Article in Book | Edinburgh University Press | 2025 |
| Seán Pléimeann: nótaí beathaisnéise | Ó Macháin, Pádraig | Article in Journal | | 2016 |
| Seanmóiní Déiseacha sa Irisleabhar | Ó Macháin, Pádraig | Article in Journal | | 2006 |
| Sir Walter Scott's Irish manuscript | Ó Macháin, Pádraig | Article in Journal | | 2000 |
| Six years in Galmoy : rural unrest in county Kilkenny, 1819-1824 | Ó Macháin, Pádraig | Monograph or Collective Volume | Poddle press | 2004 |
| Tadhg Dall Ó hUiginn: foinse dá shaothar | Ó Macháin, Pádraig | Article in Book | | 1994 |
| Tadhg Ó Rodaighe and his school : aspects of patronage and poetic practice at the close of the Bardic era | Ó Macháin, Pádraig | Article in Book | | 2013 |
| Teacs agus údar i bhfilíocht na scol | Ó Macháin, Pádraig | Monograph or Collective Volume | Dublin Institute for Advanced Studies, School of Celtic Studies | 1998 |
| Teagasc an Athar de Bhál | Ó Macháin, Pádraig | Article in Journal | | 2007 |
| The bardic elegy | Ó Macháin, Pádraig | Article in Book | | 2016 |
| The Book of Ballymote and the Irish book | Ó Macháin, Pádraig | Article in Book | | 2018 |
| The Book of the O'Conor Don : essays on an Irish manuscript | | Monograph or Collective Volume | Dublin Institute for Advanced Studies : School of Celtic Studies | 2010 |
| The flight of the poets : Eoghan Ruadh and Fearghal Óg Mac an Bhaird in exile | Ó Macháin, Pádraig | Article in Journal | | 2008 |
| The hand of Conall Ó Mórdha | Ó Macháin, Pádraig | Article in Journal | | 2008 |
| The Irish book of hymns | Ó Macháin, Pádraig | Article in Book | | 2012 |
| The poetry of Tadhg Dall Ó hUiginn : themes and sources | Ó Macháin, Pádraig | Article in Book | | 2010 |
| The word in the margins | Ó Macháin, Pádraig | Article in Book | | 2013 |
| Two documents relating to Ó Conchubhair Donn | Ó Macháin, Pádraig | Article in Journal | | 2007 |
| Two letters in Irish from Domhnall Mac Suibhne OSA in Nantes (1640) [with index] | O'Scea, CiaranÓ Ciosáin, ÉamonÓ Macháin, Pádraig | Article in Journal | | 2015 |
| Two Nugent manuscripts: the Nugent duanaire and Queen Elizabeth's primer | Ó Macháin, Pádraig | Article in Journal | | 2012 |
| Two poems by William Nugent | Ó Macháin, Pádraig | Article in Journal | | 2017 |
| Writing and colouring the Irish manuscripts in the Abbey | Ó Macháin, Pádraig ; France, Fenella ; Hill, Meghan ; Hoffmann, Anna | Article in Book | | 2025 |