| Regimental number | 3679 |
| Place of birth | Hammond, South Australia |
| Religion | Church of England |
| Occupation | Clerk |
| Address | 53 Cumming Street, Mile End, South Australia |
| Marital status | Single |
| Age at embarkation | 25 |
| Next of kin | Mother, Mrs H Barker, 53 Cumming Street, Mile End, South Australia |
| Enlistment date | 23 August 1915 |
| Date of enlistment from Nominal Roll | 23 August 1915 |
| Rank on enlistment | Private |
| Unit name | 16th Battalion, 12th Reinforcement |
| AWM Embarkation Roll number | 23/33/3 |
| Embarkation details | Unit embarked from Adelaide, South Australia, on board RMS Malwa on 2 December 1915 |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | Australian Motor Transport Section |
| Fate | Returned to Australia 2 June 1919 |
| Family/military connections | Brother: 1414 Lance Corporal Harold George BARKER, 16th Bn, returned to Australia, 10 September 1917. |
| Other details | Medals: British War Medal, Victory Medal |