| Date of birth | |
| Religion | Presbyterian |
| Occupation | Accountant |
| Address | 29 Connell Street, Hawthorn, Victoria |
| Marital status | Single |
| Age at embarkation | 24 |
| Height | 5' 10.75" |
| Weight | 140 lbs |
| Next of kin | Father, H T Garrett, Cromwell Alexander Avenue, Surrey Hills, Victoria |
| Enlistment date | |
| Rank on enlistment | Lieutenant |
| Unit name | 21st Battalion, Headquarters |
| AWM Embarkation Roll number | 23/38/1 |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board HMAT A38 Ulysses on |
| Rank from Nominal Roll | Captain |
| Unit from Nominal Roll | 21st Battalion |
| Fate | Returned to Australia |
| Discharge date | |
| Other details |
War service: Egypt, Gallipoli, Western Front Medals: 1914-15 Star, British War Medal, Victory Medal |
| Date of death | |
| Place of burial | Mildura Cemetery, Victoria |
| Sources | NAA: B2455, GARRETT Harry |