| Regimental number | 3460 |
| Place of birth | Dunkeld New South Wales |
| Religion | Roman Catholic |
| Occupation | Fireman |
| Address | Dunkeld P O, Dunkeld, Victoria |
| Marital status | Single |
| Age at embarkation | 27 |
| Next of kin | Father, P J O'Brien, Dunkeld P O, Dunkeld, Victoria |
| Enlistment date | |
| Rank on enlistment | Gunner |
| Unit name | Divisional Ammunition Column 1, Reinforcement 1 |
| AWM Embarkation Roll number | 25/89/2 |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board HMAT A30 Borda on |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board HMAT A43 Forty Three on |
| Rank from Nominal Roll | Gunner |
| Unit from Nominal Roll | xia TM Battery |
| Fate | Died of wounds |
| Place of burial | Brandhoek Military Cemetery (Plot I, Row N, Grave No. 7), Belgium |
| Panel number, Roll of Honour, Australian War Memorial | 20 |
| Other details |
Medals: 1914-15 Star, British War Medal, Victory Medal |