| Regimental number | 11048 |
| Place of birth | Australia |
| Occupation | Orchardist |
| Next of kin | Wife, Mrs Agnes C Jonkers, Hobsonville, Auckland |
| Rank on embarkation | Rifleman |
| Unit name | New Zealand Expeditionary Force, New Zealand Rifle Brigade, 6th Reinforcements to 1st Battalion, E Company |
| Embarkation details | Unit embarked from Wellington on board HMNZT 51 Ulimaroa on |
| Final rank | Private |
| Final unit | 2nd Battalion, Canterbury Infantry Regiment |
| Fate | Killed in Action |
| Age at death from cemetery records | 47 |
| Place of burial | No known grave |
| Commemoration details | Caterpillar Valley (New Zealand) Memorial, Longueval, France |
| Miscellaneous information from cemetery records | Parents: the late Samuel and Elinor Jonkers; Wife: Agnes Campbell Jonkers, 32 Greenlane Road, Remuera, Auckland |
| Other details |
War service: Western Front Medals: British War Medal, Victory Medal |
| Sources | Nominal Roll Vol. 2: Roll 30, p. 19 |