| Regimental number | 3689 |
| Place of birth | Williamstown, Victoria |
| Religion | Roman Catholic |
| Occupation | Lift attendant |
| Address | 109 Princess Street, Port Melbourne, Victoria |
| Marital status | Single |
| Age at embarkation | 22 |
| Next of kin | Father, E F Brennan, 109 Princess Street, Port Melbourne, Victoria |
| Enlistment date | 7 July 1915 |
| Rank on enlistment | Private |
| Unit name | 6th Battalion, 12th Reinforcement |
| AWM Embarkation Roll number | 23/23/3 |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board HMAT A40 Ceramic on 23 November 1915 |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 6th Battalion |
| Fate | Returned to Australia 12 April 1919 |
