Denis Charles Potvin (born October 29, 1953) is a retired professional ice hockey defenseman and team captain for the New York Islanders of the National Hockey League. He was a four-time Stanley Cup winner with the Islanders in the early 1980s and was also a three-time James Norris Memorial Trophy winner as the NHL's top defenseman. He was elected to the Hockey Hall of Fame in 1991, and served as a commentator for Ottawa Senators' television broadcasts on Sportsnet. He is currently the color commentator for the Florida Panthers. Potvin was born in Vanier, Ontario, but grew up in Hull, Quebec.