| Regimental number | 11/473 |
| Address | Titirangi Station, Hikoekoea, Pelorus Sound |
| Marital status | Single |
| Next of kin | Father, L B Grimstone, Bank Of New Zealand, Eltham |
| Rank on embarkation | Trooper |
| Enlistment status | Volunteer |
| Unit name | New Zealand Expeditionary Force, 4th Reinforcements, Wellington Mounted Rifles |
| Embarkation details | Unit embarked from Wellington on board Waitomo on |
| Final rank | Lieutenant |
| Final unit | 1st Battery, 1st Brigade, New Zealand Field Artillery |
| Fate | Killed in Action |
| Age at death from cemetery records | 24 |
| Place of burial | Naves Communal Cemetery Extension (Plot I, Row F, Grave No 2), France |
| Miscellaneous information from cemetery records | Parents: L.B. & Alice M. Grimstone, Alexandra |
| Other details |
War service: Egypt, Gallipoli, Western Front Medals: 1914-15 Star, British War Medal, Victory Medal |
| Miscellaneous details | Nominal Roll Vol. 1: Wellington Mounted Rifles/Main Body |