| Regimental number | 196 |
| Place of birth | Bradford, England |
| Religion | Church of England |
| Occupation | Storeman |
| Address | 7 Johnstone Street, Annandale, Sydney, New South Wales |
| Marital status | Married |
| Age at embarkation | 42 |
| Height | 5' 2" |
| Weight | 116 lbs |
| Next of kin | Wife, Mrs Margaret Vest, 7 Johnstone Street, Annandale, Sydney, New South Wales |
| Previous military service | Rifle Club (Leichhardt) |
| Enlistment date | |
| Place of enlistment | N/A |
| Rank on enlistment | Private |
| Unit name | 36th Battalion, A Company |
| AWM Embarkation Roll number | 23/53/1 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A72 Beltana on |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 36th Battalion |
| Fate | Returned to Australia |
| Miscellaneous details (Nominal Roll) | Stated to be John Chaston Vest on Nominal Roll. |
| Miscellaneous information from cemetery records | Parents: Henry and Elizabeth VEST |
| Discharge date | |
| Other details |
War service: Western Front Commenced return to Australia on board HT 'Corinthic', 10 January 1918; disembarked 1 March 1918; discharged (medically unfit), Sydney, 6 September 1918. Medals: British War Medal, Victory Medal |
| Date of death | |
| Age at death | 58 |
| Place of burial | Woronora Cemetery, New South Wales |
| Sources | NAA: B2455, VEST John Chats |