| Regimental number | 87 |
| Place of birth | Bathurst New South Wales |
| Religion | Roman Catholic |
| Occupation | Greengrocer |
| Address | 249 Elswick Street, Leichhardt, New South Wales |
| Marital status | Single |
| Age at embarkation | 23 |
| Next of kin | Father, Eugene O'Brien, 95 Keppel Street, Bathurst, New South Wales |
| Enlistment date | |
| Date of enlistment from Nominal Roll | |
| Rank on enlistment | Private |
| Unit name | Machine Gun Company 9 |
| AWM Embarkation Roll number | 24/14/1 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A24 Benalla on |
| Rank from Nominal Roll | Driver |
| Unit from Nominal Roll | 3rd Machine Gun Battalion |
| Fate | Returned to Australia |
Postal Address:
Po Box 7916
Canberra BC 2610, Australia
Street Address:
Northcott Drive,
Campbell, ACT 2600
