James Rehu
- Born 4 June 1897, Moeraki, North Otago, New Zealand
- Died details of death unknown
- Last rank Private
- Service number 86333
- Served In New Zealand Expeditionary Force
- Next of Kin Mrs M. Rehu, Moeraki
- Pre-war occupation Seaman, Union Steam Ship Company
- ReligionChurch of England (Anglican)
- Enlisted6 August 1918
- DischargedProvisional discharge: 4 December 1918