About John George Calder
- Rank: Private
- Service No: 41390
- Date of Death: 12/09/1918
- Age: 27
- Regiment/Service: New Zealand Machine Gun Battalion Grave Reference: XIII. B. 9.
- Cemetery: GREVILLERS BRITISH CEMETERY
- Additional Information: Son of George S. Calder and the late Helen Calder; husband of Clarice W. Calder, of 4, William St., Petone, Wellington, New Zealand. Born at Caithness. Scotland.