
| Regimental number | 5862 |
| Place of birth | Redfern, New South Wales |
| Religion | Roman Catholic |
| Occupation | Bookkeeper |
| Address | Bonus Downs, Mitchell, Queensland |
| Marital status | Single |
| Age at embarkation | 26 |
| Next of kin | Brother, Alfred Leo Leslie, 24 Great Buckingham Street, Redfern, Sydney, New South Wales |
| Enlistment date | |
| Rank on enlistment | Private |
| Unit name | 26th Battalion, 16th Reinforcement |
| AWM Embarkation Roll number | 23/43/4 |
| Embarkation details | Unit embarked from Brisbane, Queensland, on board HMAT A36 Boonah on |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 26th Battalion |
| Fate | Died of wounds |
| Place of burial | Heath Cemetery (Plot X, Row A, Grave No. 15), Harbonnieres, France |
| Panel number, Roll of Honour, Australian War Memorial | 108 |
| Miscellaneous information from cemetery records | Parents: Alfred and Emilia LESLIE |
| Other details |
War service: Western Front Medals: British War Medal, Victory Medal |
| Miscellaneous details | Second given name incorrectly entered on Embarkation Roll as Sivain. |