| A Gael among the Gaels: Remembering Cardinal Tomás Ó Fiaich on the centenary of his birth | | Monograph or Collective Volume | Creggan Local History Society and The Cardinal Tomas O Fiaich Memorial Library and Archive | 2023 |
| From Oirialla to Ottawa - the literary legacy of Thomas D'Arcy McGee | Trimble, Gearóid | Article in Journal | | 2019 |
| In Pursuit of Táin Bó Cúailnge: Insights into the Work of Henry Morris from Dindshenchas Érenn | Trimble, Gearóid | Article in Book | School of Celtic Studies, Dublin Institute for Advanced Studies | 2024 |
| Naomh Gall - Oidhreacht léinn & liteartha an Naoimh Éireannaigh a bhunaigh cathair St Gallen ne hEilbhéise | Trimble, Gearóid | Article in Journal | | 2016 |
| Ogham gleanings from an Irish manuscript in the Swiss city of St Gallen | Trimble, Gearóid | Article in Journal | | 2013 |
| Poets, minor poets and poetasters in Oirialla - A chronological account of the Gaelic poetic tradition of south-east Ulster | Trimble, Gearóid | Article in Journal | | 2011 |
| Raghnall Dall Mac Domhnaill: file. | Trimble, Gearóid | Article in Book | | 2018 |
| The Dundalk Democrat agus Oidhreacht na Gaeilge in Oirdheisceart Uladh ag Casadh an 20ú hAois : catalog d'ábhar Gaeilge a foilsíodh sa nuachtán ó 1895 go 1915 | Trimble, Gearóid | Monograph or Collective Volume | Coiscéim | 2008 |
| The Frontier Sentinel - Nuachtán a sheas leis an athbheochan: Catalóg an ábhair Ghaeilge a foilsíodh ann ó 1904 go 1908 | Trimble, Gearóid | Article in Journal | | 2009 |