| Regimental number | 20803 |
| Place of birth | Blackall, Queensland |
| Religion | Church of England |
| Occupation | Stockman |
| Address | Bourbon Street, Bundaberg, Queensland |
| Marital status | Single |
| Age at embarkation | 20 |
| Next of kin | Father, Charles Hack, Bourbon Street, Bundaberg, Queensland |
| Enlistment date | |
| Rank on enlistment | Sergeant |
| Unit name | 9th Field Artillery Brigade, 33rd Battery |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A8 Argyllshire on |
| Regimental number from Nominal Roll | 20802 |
| Rank from Nominal Roll | BSM |
| Unit from Nominal Roll | 8th Field Artillery Brigade |
| Fate | Effective abroad (still overseas) |
| Miscellaneous information from cemetery records | Parents: Charles and Mary Elizabeth HACK |
| Other details | Medals: British War Medal, Victory Medal |
| Date of death | |
| Age at death | 48 |
| Place of burial | Lutwyche Cemetery, Queensland |