| Regimental number | 26/873 |
| Occupation | Labourer |
| Next of kin | Mother, Mrs T McCollum, Wharepoa, Upper Thames |
| Rank on embarkation | Rifleman |
| Unit name | New Zealand Expeditionary Force, New Zealand Rifle Brigade, 4th Battalion, A Company |
| Embarkation details | Unit embarked from Wellington on |
| Final rank | Lance Corporal |
| Final unit | 4th Battalion, New Zealand Rifle Brigade |
| Fate | Killed in Action |
| Age at death from cemetery records | 26 |
| Place of burial | No known grave |
| Commemoration details | Caterpillar Valley (New Zealand) Memorial, Longueval, France |
| Miscellaneous information from cemetery records | Parents: Theophilus McCollum, Bowen Street, Thames and the late Annie McCollum |
| Family/military connections | Brother: 23/222 Rifleman Ernest McCOLLUM, 1st Bn, New Zealand Rifle Brigade, died of wounds, 2 July 1916 |
| Other details |
War service: Egypt, Western Front |
| Sources | Nominal Roll Vol. 2: Roll 24, p. 21 |