| Regimental number | 14/109 |
| Date of birth | |
| Place of birth | Christchurch |
| Religion | Roman Catholic |
| Occupation | Barrister |
| Address | 10 Gloucester Street, Christchurch |
| Marital status | Single |
| Age at embarkation | 32 |
| Height | 6' 0" |
| Weight | 203 lbs |
| Next of kin | Father, George Harper, Solicitor, Christchurch |
| Enlistment date | |
| Place of enlistment | Christchurch |
| Rank on embarkation | Corporal |
| Enlistment status | Volunteer |
| Unit name | New Zealand Expeditionary Force, Main Body, Army Service Corps, Divisional Train |
| Embarkation details | Unit embarked from Wellington on board Waimana on |
| Final rank | Captain |
| Final unit | Divisional Train, New Zealand Army Service Corps |
| Fate | Commenced return to New Zealand |
| Discharge date | |
| Family/military connections | Brother: 7/516 2nd Lieutenant Gordon Gerald HARPER, Canterbury Mounted Rifles Regiment, died of wounds, 12 August 1916; 7/517 Captain Robert Paul HARPER, Canterbury Mounted Rifles Regiment. |
| Other details |
War service: Egypt, Gallipoli, Western Front Medals: 1914-15 Star, British War Medal, Victory Medal |
| Miscellaneous details | Nominal Roll Vol. 1: ASC Divisional Train/Main Body |
| Date of death | |
| Age at death | 50 |
| Place of burial | Barbados Street Cemetery, Christchurch |