| Regimental number | 12/1155 |
| Date of birth | |
| Place of birth | Reefton |
| Religion | Church of England |
| Occupation | Soldier |
| Address | Defence Office, Hamilton |
| Marital status | Married |
| Height | 5' 8.75" |
| Weight | 150 lbs |
| Next of kin | Wife, Mrs S Leech, c/o Messrs H Smith & Co, Te Whaka, Lyttelton |
| Previous military service | Served as 2262 Private, in 5th Contingent, New Zealand Mounted Rifles, South Africa (Boer War). |
| Enlistment date | |
| Place of enlistment | Hamilton |
| Rank on embarkation | Sergeant |
| Enlistment status | Volunteer |
| Unit name | New Zealand Expeditionary Force, 2nd Reinforcements, Auckland Infantry Battalion |
| Embarkation details | Unit embarked from Wellington on board Willochra on |
| Final rank | Sergeant Major |
| Final unit | Auckland Infantry Regiment |
| Fate | Killed in Action |
| Age at death from cemetery records | 36 |
| Place of burial | Twelve Tree Copse Cemetery (Special Memorial C. 303), Gallipoli, Turkey |
| Miscellaneous information from cemetery records | Parents: William Haydon Leech and Paulena Constance Leech; Wife: the late Sophia Leech |
| Other details |
War service: Egypt, Gallipoli Wounded in action, Gaba Tepe, 5 May 1915 (bullet wound, right index finger), and admitted to NZ Field Ambulance; returned to duty same day. Killed in action, 19 May 1915. Medals: 1914-15 Star, British War Medal, Victory Medal |
| Miscellaneous details | Nominal Roll Vol. 1: Auckland Infantry Batln/Main Body |
| Sources | Archives New Zealand (Wellington), Agency AABK, Series 18805, File 20521404 |