| Regimental number | 29779 |
| Date of birth | |
| Place of birth | McRae's Flat, Otago |
| Religion | Roman Catholic |
| Occupation | Clerk |
| Marital status | Single |
| Height | 5' 7.75" |
| Weight | 140 lbs |
| Next of kin | Father, J Hartstonge, 53 Royal Terrace, Dunedin |
| Previous military service | Nil (previously rejected on account of colour blindness) |
| Enlistment date | |
| Place of enlistment | Trentham |
| Rank on embarkation | Lance Corporal |
| Unit name | New Zealand Expeditionary Force, 18th Reinforcements, Otago Infantry Battalion, D Company |
| Embarkation details | Unit embarked from Wellington on board Willochra on |
| Final rank | Private |
| Final unit | 2nd Battalion, Otago Infantry Regiment |
| Fate | Killed in Action |
| Age at death from cemetery records | 22 |
| Place of burial | No known grave |
| Commemoration details | Tyne Cot Memorial (New Zealand Apse, Panel No 3), Belgium |
| Miscellaneous information from cemetery records | Parents: James and Margaret Hartstonge. Native of Dunedin |
| Other details |
War service: Western Front Embarked Wellington, 16 October 1916; disembarked Plymouth, England, 29 December 1916, and marched in to Reserve Group, Sling Camp. Proceeded overseas to France, 1 February 1917; marched in to NZ Base Depot, Etaples, 5 February 1917. Joined 2nd Bn, Otago Infantry regiment, in the field, 25 May 1917, and posted to 8th Company. Wounded in action, 12 October 1917. Court of Enquiry, 19 November 1917, concluded: 'Missing, believed killed'. Medals: British War Medal, Victory Medal |
| Sources | Nominal Roll Vol. 2: Roll 43, p. 12 Archives New Zealand (Wellington), Agency AABK, Series 18805, File 16792623 |