| Religion | Roman Catholic |
| Occupation | Chaplain |
| Address | Narrogin |
| Marital status | Single |
| Age at embarkation | 39 |
| Next of kin | Father, John Brennan, Toey, Sligo, Ireland |
| Enlistment date | 9 March 1915 |
| Rank on enlistment | Captain |
| Unit name | 28th Battalion, Headquarters |
| AWM Embarkation Roll number | 23/45/1 |
| Embarkation details | Unit embarked from Fremantle, Western Australia, on board HMAT A11 Ascanius on 29 June 1915 |
| 30 Officers and 982 Others embarked at Fremantle on HMAT A11 'Ascanius' on 29 June 1915, 12 Others embarked at Fremantle on HMAT A36 'Thirty Six' on 12 July 1916. Embarkation records do not identify who went on which ship. |
| Embarkation details | Unit embarked from Fremantle, Western Australia, on board HMAT A36 Thirty Six on 12 July 1916 |
| 30 Officers and 982 Others embarked at Fremantle on HMAT A11 'Ascanius' on 29 June 1915, 12 Others embarked at Fremantle on HMAT A36 'Thirty Six' on 12 July 1916. Embarkation records do not identify who went on which ship. |
| Fate | No details of fate entered on Nominal Roll |
