| "Change at Limerick junction" | Ryan, Patricia | Article in Journal | | 1996 |
| A ballot paper in both hands : the gradual politicization of the provisionals, 1970-1994 | Ryan, Patrick | Thesis | | 2002 |
| Archbishop Miler Magrath : 1522-1622 the enigma of Cashel : essays in reformation history | Ryan, Patrick J. | Monograph or Collective Volume | Lisheen Publications | 2014 |
| Kimmage Manor : 100 years of service to mission | Ryan, Patrick J. | Monograph or Collective Volume | Columba Press | 2011 |
| Music recordings - a brief history | Ryan, Pat | Article in Journal | | 1994 |
| Representing the imagination : a topographical history of Dublin's Monto from Ordnance Survey maps and related materials | O'Keeffe, Tadhg,Ryan, Patrick | Article in Book | | 2011 |
| Some archaeological sites at Tailteann and environs, Co. Meath, with appendix by Patricia Ryan on the Downpatrick scratch dial | Eogan, GeorgeRyan, Patricia | Article in Journal | | 2006 |
| The church, education and control of the state in Ireland | Ryan, Patricia Twomey | Article in Journal | | 1987 |
| The Jesuits - Limerick and Oola connections | Ryan, Patrick M. | Article in Journal | | 1997 |
| The life of Miler McGrath, archbishop of Cashel | Ryan, Patrick, Rev. | Thesis | | 1962 |
| The Ryans - who are they? | Ryan, Patrick M. | Article in Journal | | 1993 |
| The tomb of Miler Magrath. The monument and the message | Ryan, Patrick J. | Article in Journal | | 2020 |
| Tragedy at Mount Catherine | Ryan, Pat | Article in Journal | | 2001 |