| Regimental number | 39311 |
| Place of birth | Toowoomba Queensland |
| Religion | Church of England |
| Occupation | Cane farmer |
| Address | Townsville, Queensland |
| Marital status | Single |
| Age at embarkation | 37 |
| Next of kin | Brother, A R Mackay, c/o Brownhill, Kirk and Co, Townsville, Queensland |
| Enlistment date | 22 October 1917 |
| Rank on enlistment | Gunner |
| Unit name | Field Artillery Brigade, Reinforcement 34 |
| AWM Embarkation Roll number | 13/128/2 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board SS Port Darwin on 30 April 1918 |
| Rank from Nominal Roll | Gunner |
| Unit from Nominal Roll | 12th Field Artillery Brigade |
| Fate | Returned to Australia 12 July 1919 |