| A vision concerning Hugh O'Connor (d. 1309) | O'Dwyer, Peter | Article in Journal | | 1945 |
| A vision concerning Hugh O'Connor (d. 1309) | O'Dwyer, Peter | Article in Journal | | 1946 |
| Célí Dé : spiritual reform in Ireland, 750-900 | O'Dwyer, Peter | Monograph or Collective Volume | | 1981 |
| Devotion to Mary in Ireland, 700-1100 | O'Dwyer, Peter | Monograph or Collective Volume | Carmelite Publications | 1976 |
| Father John Spratt : beloved of Dublin's poor | O'Dwyer, Peter | Monograph or Collective Volume | Carmelite Publications | 1972 |
| Irish medieval spirituality | O'Dwyer, Peter | Article in Book | | 1981 |
| Mary : a history of devotion in Ireland | O'Dwyer, Peter | Monograph or Collective Volume | | 1988 |
| Mary in early Irish tradition | O'Dwyer, Peter | Article in Journal | | 1986 |
| Peter E. Magennis, priest and patriot, 1868-1937 | O'Dwyer, Peter | Monograph or Collective Volume | Carmelite Publications | 1975 |
| Tadhg Ó Conaill | O'Dwyer, Peter | Article in Journal | | 1946 |
| Terenure College, 1860-1960 | O'Dwyer, Peter | Article in Journal | | 1962 |
| The Carmelite Order in Pre-Reformation Ireland | O'Dwyer, Peter | Article in Journal | | 1969 |
| The Carmelite order in pre-Reformation Ireland | O'Dwyer, Peter | Article in Journal | | 1969 |
| The Irish Carmelites (of the Ancient Observance) | O'Dwyer, Peter | Monograph or Collective Volume | | 1988 |
| The spirituality of the Céile Dé reform movement in Ireland, 750-900 | O'Dwyer, Peter | Monograph or Collective Volume | Carmelite Publications | 1977 |
| Towards a history of devotion to Mary in Ireland, 1100-1600 | O'Dwyer, Peter | Monograph or Collective Volume | Carmelite Publications | 1979 |
| Towards a history of Irish spirituality | O'Dwyer, Peter | Monograph or Collective Volume | Columba | 1995 |