| Regimental number | 3929 |
| Place of birth | Bothwell, Tasmania |
| Religion | Church of England |
| Occupation | Farmer |
| Marital status | Single |
| Age at embarkation | 23 |
| Next of kin | Father, W Barwick, Elsie Creek, Claremont, Tasmania |
| Enlistment date | 23 August 1915 |
| Rank on enlistment | Private |
| Unit name | 12th Battalion, 12th Reinforcement |
| AWM Embarkation Roll number | 23/29/3 |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board HMAT RMS Orontes on 24 November 1915 |
| Rank from Nominal Roll | Driver |
| Unit from Nominal Roll | 11th Field Artillery Brigade |
| Fate | Returned to Australia 3 July 1919 |
| Family/military connections | Brother: 3915 Pte Ernest John Charles BARWICK, 12th Bn, returned to Australia, 11 December 1918. |