| Regimental number | 61375 |
| Place of birth | Australia |
| Occupation | Flax miller |
| Next of kin | Father, J O'Brien, Spencer Street, North Melbourne, Victoria, Australia |
| Rank on embarkation | Private |
| Unit name | New Zealand Expeditionary Force, 31st Reinforcements, Wellington Infantry Regiment, B Company |
| Embarkation details | Unit embarked from Wellington on board HMNZT 97 Tahiti on |
| Sources | Nominal Roll Vol. 3: Roll 75, p. 8 |