| Regimental number | 1742 |
| Religion | Methodist |
| Occupation | Labourer |
| Address | Coonamble, New South Wales |
| Marital status | Single |
| Age at embarkation | 21 |
| Next of kin | Brother, Robert Ernest St John, Coonamble, New South Wales |
| Enlistment date | 18 August 1915 |
| Rank on enlistment | Private |
| Unit name | 1st Light Horse Regiment, 11th Reinforcement |
| AWM Embarkation Roll number | 10/6/3 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A47 Mashobra on 4 October 1915 |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 1st Light Horse Regiment |
| Fate | Returned to Australia 4 October 1918 |
| Other details | Medals: 1914-15 Star, British War Medal, Victory Medal |