Mark Irwin

Mark William Irwin (10 February 1935 – 30 June 2018) was a New Zealand rugby union player. A prop, Irwin represented , , and at a provincial level, and was a member of the New Zealand national side, the All Blacks, from 1955 to 1960. He played 25 matches for the All Blacks including seven internationals.

Born in Gisborne, Irwin was educated at Wanganui Collegiate School where he was head boy, and played in the 1st XV rugby team from 1950 to 1952. He went on to study medicine at the University of Otago, graduating MB ChB in 1961. An accomplished rower, Irwin was in the eight nominated to represent New Zealand at the 1956 Summer Olympics in Melbourne; however, the crew did not make final selection.