| Regimental number | 63941 |
| Place of birth | Adelaide, South Australia |
| Religion | Church of England |
| Occupation | Clerk |
| Address | Adelaide, South Australia |
| Marital status | Single |
| Age at embarkation | 24 |
| Next of kin | Brother, T K Brennan, Swan Street, Grange, South Australia |
| Enlistment date | 28 August 1917 |
| Rank on enlistment | Private |
| Unit name | Army Medical Corps, General Reinforcements |
| AWM Embarkation Roll number | 26/99/2 |
| Embarkation details | Unit embarked from Fremantle, Western Australia, on board HMAT A36 Boonah on 29 October 1918 |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 14th Field Artillery Brigade |
| Fate | Returned to Australia 8 July 1919 |
