| A golden treasury of Irish poetry A.D. 600 to 1200 | | Monograph or Collective Volume | Macmillan | 1967 |
| A short history of Irish literature : a backward look | O'Connor, Frank | Monograph or Collective Volume | [s.n.] | 1967 |
| A tour of Clare, 1950 | O'Connor, Frank [pseudonym of O'Donovan, Michael] | Article in Book | | 1998 |
| A. E. : a portrait | O'Connor, Frank | Article in Journal | | 1940 |
| An only child | O'Connor, Frank | Monograph or Collective Volume | Macmillan | 1961 |
| Limerick post office : memories of forgotten times | O'Connor, Frank | Monograph or Collective Volume | Frank O'Connor | 2007 |
| My father's son | O'Connor, Frank | Monograph or Collective Volume | Gill & Macmillan | 1968 |
| The backward look : a survey of Irish literature | O'Connor, Frank | Monograph or Collective Volume | Macmillan | 1967 |
| The big fellow : a life of Michael Collins | O'Connor, Frank | Monograph or Collective Volume | Nelson | 1937 |
| The big fellow : Michael Collins and the revolution | O'Connor, Frank | Monograph or Collective Volume | Clonmore & Reynolds | 1965 |
| The Gaelic tradition in literature | O'Connor, Frank | Article in Journal | | 1938 |
| The old age of a poet | O'Connor, Frank | Article in Journal | | 1941 |