| Regimental number | 13327 |
| Place of birth | Warracknabeal Victoria |
| Religion | Roman Catholic |
| Occupation | Bank clerk |
| Address | West Ballarat, Victoria |
| Marital status | Single |
| Age at embarkation | 22 |
| Next of kin | Father, T H O'Callaghan, 240 Park Street, West Ballarat, Victoria |
| Enlistment date | |
| Rank on enlistment | Private |
| Unit name | Army Medical Corps, Special Reinforcements |
| AWM Embarkation Roll number | 26/99/2 |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board HMAT A63 Karoola on |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 13th Field Ambulance |
| Fate | Returned to Australia |
Postal Address:
Po Box 7916
Canberra BC 2610, Australia
Street Address:
Northcott Drive,
Campbell, ACT 2600
