| Regimental number | 38134 |
| Place of birth | Crafers, South Australia |
| Religion | Methodist |
| Occupation | Orchardist |
| Address | Upper Sturt, South Australia |
| Marital status | Single |
| Age at embarkation | 28 |
| Next of kin | Father, John Coates, Upper Sturt, South Australia |
| Enlistment date | 2 October 1916 |
| Rank on enlistment | Gunner |
| Unit name | Field Artillery Brigade, Reinforcement 31 |
| AWM Embarkation Roll number | 13/128/2 |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board HMAT A15 Port Sydney on 9 November 1917 |
| Rank from Nominal Roll | Gunner |
| Unit from Nominal Roll | 4th Division Ammunition Column |
| Fate | Returned to Australia 15 June 1919 |
| Miscellaneous details (Nominal Roll) | *Noted COATES John Reuben NR |