| Regimental number | 2928 |
| Place of birth | Junee, New South Wales |
| Religion | Church of England |
| Occupation | Engineer |
| Address | People's Palace, Pitt Street, Sydney, New South Wales |
| Marital status | Single |
| Age at embarkation | 27 |
| Height | 5'6.25" |
| Weight | 156 lbs |
| Next of kin | Father, J H Wark, Westville PO, via Cowra, New South Wales |
| Previous military service | Nil |
| Enlistment date | |
| Place of enlistment | Liverpool, New South Wales |
| Rank on enlistment | Private |
| Unit name | 4th Battalion, 9th Reinforcement |
| AWM Embarkation Roll number | 23/21/3 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A8 Argyllshire on |
| Rank from Nominal Roll | Sergeant |
| Unit from Nominal Roll | 56th Battalion |
| Fate | Returned to Australia |
| Miscellaneous information from cemetery records | Parents: John Henry and Elizabeth WARK |
| Discharge date | |
| Family/military connections | Brother: 3712 Pte Andrew Alfred WARK, 33rd Bn, returned to Australia, 21 June 1919. |
| Other details |
Commenced return to Australia on board HT 'Runic', 23 September 1918; disembarked Melbourne, 26 November 1918, for onward travel to Sydney; discharged (medically unfit), Sydney, 14 June 1919. Medals: 1914-15 Star, British War Medal, Victory Medal Death attributed to war service. |
| Date of death | |
| Age at death | 47 |
| Place of burial | Rookwood Necropolis, New South Wales |
| Sources | NAA: B2455, WARK William Robert |