| Regimental number | 52258 |
| Occupation | Joiner |
| Next of kin | Father, E L McKinstry, 116 Balmoral Road, Mount Eden, Auckland |
| Rank on embarkation | Private |
| Unit name | New Zealand Expeditionary Force, 31st Reinforcements, Auckland Infantry Regiment, A Company |
| Embarkation details | Unit embarked from Wellington on board HMNZT 97 Tahiti on 16 November 1917 |
| Family/military connections | Brother: 52259 Lance Corporal Ernest Frederick McKINSTRY, 1st Battalion, New Zealand Rifle Brigade, killed in action, 12 September 1918 |
| Sources | Nominal Roll Vol. 3: Roll 75, p. 5 |
