| Regimental number | 61673 |
| Place of birth | South Melbourne Victoria |
| Religion | Roman Catholic |
| Occupation | Mail assistant |
| Address | 186 Park Street, South Melbourne, Victoria |
| Marital status | Single |
| Age at embarkation | 20 |
| Next of kin | Father, J J O'Hara, 186 Park Street, South Melbourne, Victoria |
| Previous military service | 51st Infantry |
| Enlistment date | 22 June 1918 |
| Rank on enlistment | Private |
| Unit name | 12th General (Victorian) Reinforcements |
| AWM Embarkation Roll number | 23/111/3 |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board HMAT A37 Barambah on 31 August 1918 |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 58th Battalion |
| Fate | Returned to Australia 28 March 1919 |
