John Colin Ashworth (born 9 November 1949)^[1] is a New Zealand former rugby union player. A prop, Ashworth represented Canterbury and, briefly, Hawke's Bay at a provincial level, and was a member of the New Zealand national side, the All Blacks, from 1977 to 1985. He played 52 matches for the All Blacks including 24 internationals.^[2] He is remembered for stamping on the face of JPR Williams during a match against Bridgend. The wound required 30 stitches.