John McMartin (rugby league)

John McMartin (born 3 March 1944) was an Australian rugby league player from the 1960s and 1970s.

John McMartin was graded with the Parramatta Eels in the mid 1960s and was playing first grade by 1967. In his final year with the Eels in 1975, he represented New South Wales in one match. In 1976, he was offered a $10000 contract to join the Cronulla-Sutherland Sharks and four seasons with them including the 1978 Grand Final. John McMartin was the identical twin brother of Mal McMartin, who also played in the NSWRFL for Balmain Tigers. McMartin retired at the end of the 1979 NSWRFL season.