| Regimental number | 23/878 |
| Address | 1055 Colombo Street, Christchurch |
| Marital status | Single |
| Next of kin | Brother, Edward Bernard Petersen, Causeway Road, Redcliffs, Christchurch |
| Rank on embarkation | Sergeant |
| Enlistment status | Volunteer |
| Unit name | New Zealand Expeditionary Force, 1st Battalion, New Zealand Rifle Brigade, C Company |
| Embarkation details | Unit embarked from Wellington on board Mauganui on |
| Final rank | Sergeant |
| Final unit | 1st Battalion, New Zealand Rifle Brigade |
| Fate | Killed in Action |
| Place of burial | No known grave |
| Commemoration details | Caterpillar Valley (New Zealand) Memorial, Longueval, France |
| Miscellaneous information from cemetery records | Brother: Edward Bernard Petersen, 38 St James' Avenue, Christchurch |
| Other details |
War service: Egypt, Western Front Medals: 1914-15 Star, British War Medal, Victory Medal |
| Miscellaneous details | Nominal Roll Vol. 1: C Company/1st NZRB |