| Regimental number | 12/1826 |
| Date of birth | |
| Place of birth | Rakanui |
| Religion | Church of England |
| Occupation | Labourer |
| Address | Takahue, Mangonui |
| Marital status | Single |
| Age at embarkation | 20 |
| Height | 5' 9" |
| Weight | 154 lbs |
| Next of kin | Father, William Henry Warner, Takahue, Mangonui |
| Previous military service | Served in the Territorial Force; no longer serving at time of NZEF enlistment. |
| Enlistment date | |
| Place of enlistment | Trentham |
| Rank on embarkation | Private |
| Enlistment status | Volunteer |
| Unit name | New Zealand Expeditionary Force, 3rd Reinforcements, Auckland Infantry Battalion |
| Embarkation details | Unit embarked from Wellington on board HMNZT 4 Tahiti on |
| Final rank | Private |
| Final unit | Auckland Infantry Battalion |
| Fate | Killed in Action |
| Age at death from cemetery records | 19 |
| Place of burial | No known grave |
| Commemoration details | Twelve Tree Copse (New Zealand) Memorial, Gallipoli, Turkey |
| Miscellaneous information from cemetery records | Parents: William H. and Anne Warner, Takahue, Mangonui, Auckland |
| Other details |
War service: Egypt, Gallipoli Medals: 1914-15 Star, British War Medal, Victory Medal |
| Miscellaneous details | Nominal Roll Vol. 1: Auckland Infantry Batln/Third |
| Sources | Archives New Zealand (Wellington), Agency AABK, Series 18805, File 22016059 |