| Regimental number | 2037 |
| Place of birth | Benalla, Victoria |
| Religion | Roman Catholic |
| Occupation | Railway fettler |
| Address | Railway Street, Bringagee, New South Wales |
| Marital status | Single |
| Age at embarkation | 30 |
| Next of kin | Father, Andrew Martin Brennan, Tatong, Victoria |
| Enlistment date | 26 February 1916 |
| Rank on enlistment | Private |
| Unit name | 36th Battalion, 3rd Reinforcement |
| AWM Embarkation Roll number | 23/53/2 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A68 Anchises on 24 August 1916 |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 33rd Battalion |
| Fate | Returned to Australia 18 January 1919 |