| Regimental number | 12/2670 |
| Address | c/o Mrs Grigsby, Morrinsville |
| Marital status | Single |
| Next of kin | Father, John Coomer, 24 Kingsland Avenue, Auckland |
| Rank on embarkation | Private |
| Enlistment status | Volunteer |
| Unit name | New Zealand Expeditionary Force, 6th Reinforcements, Auckland Infantry Battalion |
| Embarkation details | Unit embarked from Wellington on board Willochra on |
| Final rank | Private |
| Final unit | 1st Battalion, Auckland Infantry Regiment |
| Fate | Died of wounds |
| Age at death from cemetery records | 25 |
| Place of burial | St Sever Cemetery (Plot B, Row 17, Grave No 14), Rouen, France |
| Miscellaneous information from cemetery records | Father: John Coomer, 22 Burnley Terrace, Dominion Road, Mount Eden, Auckland, New Zealand. Born at Abbotsford, Melbourne, Victoria, Australia |
| Miscellaneous details | Nominal Roll Vol. 1: Auckland Infantry Batln/Sixth |