| Regimental number | 25/74 |
| Date of birth | |
| Place of birth | Hastings |
| School | Hastings District High School |
| Occupation | Bank clerk |
| Next of kin | Father, W J Harper, 111 Duchess Crescent, Hastings |
| Rank on embarkation | Sergeant |
| Unit name | New Zealand Expeditionary Force, New Zealand Rifle Brigade, 3rd Battalion, D Company |
| Embarkation details | Unit embarked from Wellington on |
| Final rank | Sergeant |
| Final unit | 3rd Battalion, New Zealand Rifle Brigade |
| Other details | Joined the Bank of New South Wales, Hastings branch, 18 March 1909. |
| Fate | Killed in Action |
| Age at death from cemetery records | 24 |
| Place of burial | No known grave |
| Commemoration details | Messines Ridge (New Zealand) Memorial, Belgium |
| Miscellaneous information from cemetery records | Parents: Robina Harper, 116 Duchess Crescent, Hastings, and the late William John Harper |
| Family/military connections | Brother: 12324 Lt Frank Astley HARPER, New Zealand Rifle Brigade |
| Other details |
War service: Egypt, Western Front Killed in action by a shell, Battle of Messines, Belgium, 7 June 1917. Medals: British War Medal, Victory Medal |
| Sources | Nominal Roll Vol. 2: Roll 24, p. 13 'Bank of New South Wales Roll of Honour' (Sydney, 1921), p. 171. |