| Regimental number | 14137 |
| Occupation | Watchmaker |
| Next of kin | Sister, Miss Nellie McMillan, 3 Vire Street, Dunedin |
| Rank on embarkation | Rifleman |
| Enlistment status | Volunteer |
| Unit name | New Zealand Expeditionary Force, New Zealand Rifle Brigade, 5th Reinforcements to 3rd Battalion, G Company (Unattached) |
| Embarkation details | Unit embarked from Wellington on |
| Final rank | Private |
| Final unit | 1st Battalion, Canterbury Infantry Regiment |
| Fate | Killed in Action |
| Place of burial | No known grave |
| Commemoration details | Messines Ridge (New Zealand) Memorial, Messines Ridge British Cemetery, Belgium |
| Miscellaneous information from cemetery records | Brother: Thomas McMillan, 50 Howe Street, Dunedin |
| Other details |
War service: Western Front Medals: British War Medal, Victory Medal |
| Sources | Nominal Roll Vol. 2: Roll 34, p. 36 |