Ivan Duane Irwin (March 13, 1927 – February 11, 2019) was an American-born Canadian professional ice hockey defenseman. He played 155 games in the National Hockey League for the New York Rangers and Montreal Canadiens. He was born in Chicago, Illinois. Irwin was raised in Toronto, Ontario.
- Biographical information and career statistics from Hockey-Reference.com, or Legends of Hockey, or The Internet Hockey Database