| A survey of the extant copies of the Irish New Testament of 1602 | Ó Fearghail, Fearghus | Article in Journal | | 2019 |
| An Armagh Penal Cross of 1730 | Ó Fearghail, Fearghus | Article in Journal | | 2010 |
| Appendix : a nineteenth-century transcript of Ó Cianáin's manuscript | Ó Fearghail, FearghusÓ Macháin, Pádraig | Article in Book | | 2011 |
| Bishop Wheeler's Visitation of Ossory, 1622 | Ó Fearghail, Fearghus | Article in Journal | | 2015 |
| Canon William Carrigan: Staraí Osraí | Ó Fearghail, Fearghus | Article in Book | | 2005 |
| Cardinal Patrick Francis Moran of Leighlinbridge, 1830-1911 | Ó Fearghail, Fearghus | Article in Book | | 2008 |
| Daniel O'Connell's Roman bequest | Ó Fearghail, Fearghus | Article in Book | | 2008 |
| Episcopal edicts of the diocese of Ossory in the eighteenth century, 2 : the edicts of John Thomas Troy (1739-1823) | Ó Fearghail, Fearghus | Article in Journal | | 2008 |
| Episcopal edicts of the Diocese of Ossory in the eighteenth century, I : the edicts of Thomas Burke (1709-1776). | Ó Fearghail, Fearghus | Article in Journal | | 2006 |
| Irish links with Santa Maria dell'Anima in Rome | Ó Fearghail, Fearghus | Article in Journal | | 2009 |
| Miscellanea 1 : an account book of Shee's alms house, Kilkenny | Ó Fearghail, Fearghus | Article in Journal | | 2008 |
| Miscellanea. 1. Rinuccini letters in the Archivio di Stato, Roma: a preliminary report | Ó Fearghail, Fearghus | Article in Journal | | 2010 |
| Tadhg Ó Cianáin : an Irish scholar in Rome | NA | Monograph or Collective Volume | Mater Dei Institute of Education | 2011 |
| Tadhg Ó Cianáin in Rome | Ó Fearghail, Fearghus | Article in Book | | 2011 |
| The "Flight of the Earls": new light from a Roman necrology | Troy, KieranÓ Fearghail, Fearghus | Article in Journal | | 2010 |
| The Bible in Ireland | Ó Fearghail, Fearghus | Article in Book | | 2012 |
| The Irish instruction of 1775 | Ó Fearghail, Fearghus | Article in Journal | | 2008 |
| The penal cross | Ó Fearghail, Fearghus | Article in Book | | 2012 |
| The tomb of Hugh O'Neill in San Pietro in Montorio in Rome | Ó Fearghail, Fearghus | Article in Journal | | 2008 |
| Tipperary material in Ossory archives | Ó Fearghail, Fearghus | Article in Journal | | 2006 |
| Translating the Bible into Irish, 1565-1850 | Ó Fearghail, Fearghus | Article in Book | | 2018 |
| Uilliam Ó Domhnaill: Osraíoch as an ngnáth | Ó Fearghail, Fearghus | Article in Book | | 2012 |