| Regimental number | 1623 |
| Place of birth | Hobart, Tasmania |
| Religion | Church of England |
| Occupation | Farmer |
| Address | Woodbury, Oatlands, Tasmania |
| Marital status | Single |
| Age at embarkation | 23 |
| Next of kin | Father, Thomas Graves Barwick, Woodbury, Oatlands, Tasmania |
| Enlistment date | |
| Rank on enlistment | Private |
| Unit name | 40th Battalion, 1st Reinforcement |
| AWM Embarkation Roll number | 23/57/2 |
| Embarkation details | Unit embarked from Hobart, Tasmania, on board HMAT A35 Berrima on |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 49th Battalion |
| Fate | Returned to Australia |
| Family/military connections | Brother: 6547 Pte William BARWICK MM, 12th Bn, commenced return to Australia, 5 January 1919; died, 18 January 1919; buried Port Said, Egypt. |
| Other details |
War service: Western Front Medals: British War Medal, Victory Medal |