| Regimental number | 6290 |
| Place of birth | Coura, New South Wales |
| School | St Josephs College, Hunters Hill, Sydney, New South Wales |
| Religion | Roman Catholic |
| Occupation | Postal employee |
| Address | 69 George Street, Redfern, New South Wales |
| Marital status | Single |
| Age at embarkation | 29 |
| Next of kin | Father, J T Hackett, PO, Casino, New South Wales |
| Enlistment date | |
| Rank on enlistment | Private |
| Unit name | 3rd Battalion, 20th Reinforcement |
| AWM Embarkation Roll number | 23/20/3 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A14 Euripides on |
| Rank from Nominal Roll | Lance Corporal |
| Unit from Nominal Roll | 3rd Battalion |
| Fate | Killed in Action |
| Miscellaneous details (Nominal Roll) | *Stewart spelt Stuart |
| Place of death or wounding | Menin Road, Ypres, Belgium |
| Age at death from cemetery records | 28 |
| Place of burial | Hooge Crater Cemetery (Plot IV, Row E, Grave No. 12), Zillebeke, Belgium |
| Panel number, Roll of Honour, Australian War Memorial | 36 |
| Miscellaneous information from cemetery records | Commemorated on Officers of the PMG's Department in New South Wales Honour Roll. Parents: John and Sarah HACKETT, Normanhurst, New South Wales |
| Other details |
War service: Western Front Medals: British War Medal, Victory Medal |