| Regimental number | 16248 |
| Religion | Roman Catholic |
| Occupation | Electrician |
| Address | Randwick, New South Wales |
| Marital status | Single |
| Age at embarkation | 23 |
| Next of kin | Father, William James O'Brien, Canterbury Road, Unanderra, South Coast, New South Wales |
| Enlistment date | 25 October 1915 |
| Rank on enlistment | Driver |
| Unit name | November 1916 Reinforcements |
| AWM Embarkation Roll number | 14/42/2 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A29 Suevic on 11 November 1916 |
| Miscellaneous details (Nominal Roll) | Name does not appear on Nominal Roll |
