| Regimental number | 1003 |
| Place of birth | Wangaratta Victoria |
| Religion | Roman Catholic |
| Occupation | Driver |
| Address | Rowan Street, Wangaratta, Victoria |
| Marital status | Single |
| Age at embarkation | 26 |
| Next of kin | Father, J O'Brien, Rowan Street, Wangaratta, Victoria |
| Enlistment date | 16 September 1914 |
| Rank on enlistment | Private |
| Unit name | 7th Battalion, C Company |
| AWM Embarkation Roll number | 23/24/1 |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board Transport A20 Hororata on 19 October 1914 |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 7th Battalion |
| Fate | Returned to Australia 11 March 1916 |
