| Regimental number | 23438 |
| Occupation | Farmer |
| Next of kin | Father, F W Koberstein, Taonui, Feilding |
| Rank on embarkation | Rifleman |
| Unit name | New Zealand Rifle Brigade, 7th Reinforcements to 1st Battalion, E Company |
| Embarkation details | Unit embarked from Wellington on |
| Final rank | Lance Corporal |
| Final unit | 2nd Battalion, Otago Infantry Regiment |
| Fate | Killed in Action |
| Age at death from cemetery records | 23 |
| Place of burial | Grevillers British Cemetery (Plot XI, Row AA, Grave No 18), near Bapaume, France |
| Miscellaneous information from cemetery records | Father: Frederick William Koberstein, 41 Pahiatua Street, Palmerston North |
| Other details |
War service: Western Front Medals: British War Medal, Victory Medal |
| Sources | Nominal Roll Vol. 2: Roll 33, p. 27 |