| Regimental number | 4891 |
| Place of birth | Launceston, Tasmania |
| School | Launceston State School, Tasmania |
| Religion | Church of England |
| Occupation | Groom |
| Address | 13 Victoria Street, Launceston, Tasmania |
| Marital status | Single |
| Age at embarkation | 26 |
| Next of kin | Father, Mr W Treweek, 13 Victoria Street, Launceston, Tasmania |
| Previous military service | 5 years in the Artillery, Launceston |
| Enlistment date | |
| Rank on enlistment | Private |
| Unit name | 12th Battalion, 15th Reinforcement |
| AWM Embarkation Roll number | 23/29/4 |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board HMAT A70 Ballarat on |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 18th Battalion |
| Fate | Killed in Action |
| Place of death or wounding | France |
| Age at death | 29 |
| Age at death from cemetery records | 29 |
| Place of burial | Heath Cemetery (Plot VII, Row J, Grave No. 9), Harbonnieres, France |
| Panel number, Roll of Honour, Australian War Memorial | 67 |
| Miscellaneous information from cemetery records | Parents; Walter and Rebecca Treweek, Old Town, St. Marys, Scilly Isles, England |
| Other details |
War service: Western Front Medals: British War Medal, Victory Medal |