| Regimental number | 4438 |
| Place of birth | East Hills New South Wales |
| Religion | Presbyterian |
| Occupation | Shop assistant |
| Address | Wanga Road, Lakemba, New South Wales |
| Marital status | Single |
| Age at embarkation | 18 |
| Next of kin | Father, Mr P C Brack, Wanga Road, Lakemba, New South Wales |
| Enlistment date | |
| Date of enlistment from Nominal Roll | |
| Rank on enlistment | Private |
| Unit name | 4th Battalion, 14th Reinforcement |
| AWM Embarkation Roll number | 23/21/4 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A62 Wandilla on |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | Australian Flying Corps |
| Fate | Returned to Australia |
| Miscellaneous information from cemetery records | Plaque in New South Wales Garden of Remembrance |
| Family/military connections | Brother: 4437 Lance Corporal Wolsely Parry BRACK, 2nd Australian Auxiliary Hospital, returned to Australia, 5 November 1917. |
| Date of death |