Frederick John Vivian Sincock
- Born 22 September 1886, Christchurch
- Died 22 May 1964, Christchurch
- Last rank Private
- Service number 3/1219 also 3/121A
- Served In New Zealand Medical Corps, Main Body
- Next of Kin Mrs. J.V. Sincock, 30 Nursery Road, Linwood, Christchurch
- Pre-war occupation Blacksmith and Farrier, J. Hughes, Richmond, Christchurch
- ReligionChurch of England
- Enlisted26 August 1914, Canterbury
- Embarkationaboard HMNZT 3-12, unknown, departed 16 October 1914
- Theatres of operationEgyptian 1914-1915-1916, Egyptian E.F. 1916 and Gallipoli 1915
- Periods of service80 days in New Zealand, one year and 297 days overseas. Total service of two years and 12 days
- Discharged6 September 1916, no longer physically fit for war service on account of illness contracted on active service
- Awarded1914-15 Star, British War Medal and Victory Medal