| Regimental number | 51158 |
| Place of birth | Attunga, New South Wales |
| Religion | Roman Catholic |
| Occupation | Labourer |
| Address | Tamworth, New South Wales |
| Marital status | Single |
| Age at embarkation | 21 |
| Next of kin | Father, P O'Brien, Tamworth, New South Wales |
| Enlistment date | |
| Place of enlistment | Tamworth, New South Wales |
| Rank on enlistment | Private |
| Unit name | 1st to 15th (NSW) Reinforcements |
| AWM Embarkation Roll number | 23/111/5 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board SS Feldmarschall on |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 4th Battalion |
| Fate | Returned to Australia |
| Miscellaneous information from cemetery records | Photo: Andrew Richardson |
| Discharge date | |
| Other details |
War service: England. Discharged (medically unfit: deformity, right hand), 24 January 1919. Medal: British War Medal |
| Date of death | |
| Age at death | 59 |
| Place of burial | Rookwood Necropolis, Sydney, New South Wales |
| Sources | NAA: B2455, O'BRIEN Laurence Joseph |
