| "Rebuilding Tara in our mental world" : the Gaelic author and the heroic tradition, 1922-1939 | O'Leary, Philip | Article in Journal | | 1995 |
| "The greatest of the things our ancestors did" : Gaelic adaptations of early Irish literature, 1891-1916 | O'Leary, Philip | Article in Book | St. Mary's University | 1992 |
| 'Children of the same mother' : Gaelic relations with other Celtic revival movements, 1882-1916 | O'Leary, Philip | Article in Journal | | 1986 |
| 'What would Willie say?': Lady Gregory and popular theatre in Irish | O'Leary, Philip | Article in Journal | | 2011 |
| A farseeing driver of an old chariot : legal moderation in early Irish literature | O'Leary, Philip | Article in Journal | | 1986 |
| An underground theatre. Major playwrights in the Irish language 1930-80 | O'Leary, Philip | Monograph or Collective Volume | University College Dublin Press | 2017 |
| At the cow's rump or in the National Theatre? issues in Gaelic drama, 1922-1939 | O'Leary, Philip | Article in Journal | | 1994 |
| Cambridge history of Irish literature, vol. 1, to 1890 | | Monograph or Collective Volume | Cambridge University Press | 2006 |
| Cambridge history of Irish literature, vol. 2, 1890-2000 | | Monograph or Collective Volume | Cambridge University Press | 2006 |
| Castles of gold : America and Americans in the fiction of Séamus Ó Grianna | O'Leary, Philip | Article in Journal | | 1986 |
| Choice and consequence in Irish heroic literature | O'Leary, Philip | Article in Journal | | 1994 |
| Contention at feasts in early Irish literature | O'Leary, Philip | Article in Journal | | 1984 |
| Fir Fer : an internalized ethical concept in early Irish literature? | O'Leary, Philip | Article in Journal | | 1987 |
| Gaelic prose in the Irish Free State, 1922-1939 | O'Leary, Philip | Monograph or Collective Volume | University College Dublin | 2004 |
| Honour-bound : the social context of the early Irish heroid 'gris' | O'Leary, Philip | Article in Journal | | 1988 |
| Introduction | Kelleher, MargaretO'Leary, Philip | Article in Book | | 2006 |
| Irish interior : keeping faith with the past in Gaelic prose, 1940-1951 | O'Leary, Philip | Monograph or Collective Volume | University College Dublin Press | 2010 |
| Jeers and judgments : laughter in early Irish literature | O'Leary, Philip | Article in Journal | | 1991 |
| Magnanimous conduct in Irish heroic literature | O'Leary, Philip | Article in Journal | | 1991 |
| Presenting the past : Irish history and literature in the plays of Séamus Ó Néill | O'Leary, Philip | Article in Book | | 2016 |
| Reasoning why after 50 years: the Easter Rising in Eoghan Ó Tuairisc's Dé Luain (1966) | O'Leary, Philip | Article in Journal | | 2011 |
| Reasoning why after fifty years : the Easter Rising in Eoghan Ó Tuairisc's Dé Luain (1966) | O'Leary, Philip | Article in Journal | | 2011 |
| Setting the stage : transitional playwrights in Irish 1910-1950 | O'Leary, Philip | Monograph or Collective Volume | Cork University Press | 2021 |
| The Gaelic movement and the vigilance campaign against 'indecent' literature, 1889-1913 | O'Leary, Philip | Article in Journal | | 1991 |
| The honour of women in early Irish literature | O'Leary, Philip | Article in Journal | | 1987 |
| The Irish renaissance, 1890-1940 : literature in Irish | O'Leary, Philip | Article in Book | | 2006 |
| The prose literature of the Gaelic revival 1881-1921 : ideology and innovation | O'Leary, Philip | Monograph or Collective Volume | Pennsylvania State University Press | 1994 |
| Unwise and unlovable : translation in the early years of the Gaelic revival | O'Leary, Philip | Article in Journal | | 1985 |
| Verbal deceit in the Ulster cycle | O'Leary, Philip | Article in Journal | | 1986 |
| What stalked through the post office? : Pearse's Cú Chulainn | O'Leary, Philip | Article in Journal | | 1983 |
| Writing beyond the revival: facing the future in Gaelic prose, 1940-1951 | O'Leary, Philip | Monograph or Collective Volume | University College Dublin Press | 2011 |
| Yank outsiders : Irish Americans in Gaelic fiction and drama of the Irish Free State, 1922-1939 | O'Leary, Philip | Article in Book | | 2000 |