| Regimental number | 735 |
| Place of birth | Waterford Ireland |
| Religion | Roman Catholic |
| Occupation | Marine engineer |
| Marital status | Widower |
| Age at embarkation | 42 |
| Next of kin | Son, Thomas E O'Flaherty, 106 Victoria Road, Marrickville, New South Wales |
| Enlistment date | 10 October 1914 |
| Rank on enlistment | Sergeant |
| Unit name | Australian General Hospital 2 |
| AWM Embarkation Roll number | 26/66/1 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board Transport A55 Kyarra on 28 November 1914 |
| Rank from Nominal Roll | Sergeant |
| Unit from Nominal Roll | 2nd Australian General Hospital |
| Fate | Returned to Australia 5 March 1919 |