| Regimental number | 25573 |
| Place of birth | Australia |
| Occupation | Plumber |
| Next of kin | Mother, Mrs P O'Brien, Eastbourne Street, Hastings |
| Rank on embarkation | Private |
| Unit name | New Zealand Expeditionary Force, 17th Reinforcements, Wellington Infantry Battalion, B Company |
| Embarkation details | Unit embarked from Wellington on board Pakeha on |
| Final rank | Private |
| Final unit | 2nd Battalion, Wellington Infantry Regiment |
| Fate | Killed in Action |
| Place of burial | No known grave |
| Commemoration details | Tyne Cot Memorial (New Zealand Apse, Panel No 6), nr Ieper, Belgium |
| Miscellaneous information from cemetery records | Parents: Mr & Mrs Patrick O'Brien, 406 Eastbourne Street, Hastings, Napier |
| Other details |
War service: Western Front Medals: British War Medal, Victory Medal |
| Sources | Nominal Roll Vol. 2: Roll 41, p. 9 |