Jack Rankin

John George "Jack" Rankin (14 February 1914 – 8 December 1989) was a New Zealand rugby union player. A flanker, Rankin represented Canterbury and, briefly, Wellington at a provincial level. He was a member of the New Zealand national side, the All Blacks, in 1936 and 1937. He played four matches for the All Blacks including three internationals.

During World War II, Rankin served as an officer with the New Zealand forces, being commissioned as a second lieutenant in September 1941. He was a Canterbury selector–coach from 1948 to 1954, and a South Island selector between 1955 and 1957.