| Regimental number | 3586 |
| Religion | Presbyterian |
| Occupation | Clerk |
| Address | 595 Beaufort Street, Mount Lawley, Western Australia |
| Marital status | Single |
| Age at embarkation | 22 |
| Next of kin | Brother, George McMillan, Summer Street, East Perth, Western Australia |
| Enlistment date | 28 September 1915 |
| Date of enlistment from Nominal Roll | "nonr" |
| Rank on enlistment | Private |
| Unit name | 28th Battalion, 8th Reinforcement |
| AWM Embarkation Roll number | 23/45/2 |
| Embarkation details | Unit embarked from Fremantle, Western Australia, on board HMAT A30 Borda on 17 January 1916 |