| Regimental number | 23/222 |
| Address | Wharepoa Road, Thames |
| Marital status | Single |
| Next of kin | Father, T McCollum, Wharepoa Road, Thames |
| Rank on embarkation | Rifleman |
| Enlistment status | Volunteer |
| Unit name | New Zealand Expeditionary Force, 1st Battalion, New Zealand Rifle Brigade, A Company |
| Embarkation details | Unit embarked from Wellington on board Maunganui on |
| Final rank | Rifleman |
| Final unit | 1st Battalion, New Zealand Rifle Brigade |
| Fate | Died of wounds |
| Age at death from cemetery records | 21 |
| Place of burial | Cite Bonjean Military Cemetery (Plot I, Row C, Grave No 21), Armentieres, France |
| Miscellaneous information from cemetery records | Parents: Theophilus and Annie McCollum, Thames |
| Family/military connections | Brother: 26/873 Lance Corporal Victor Alexander McCOLLUM, 4th Bn, New Zealand Rifle Brigade, killed in action, 26 September 1916 |
| Other details |
War service: Egypt, Western Front Medals: 1914-15 Star, British War Medal, Victory Medal |
| Miscellaneous details | Nominal Roll Vol. 1: A Company/1st NZRB |