John Thomas Blue (born February 19, 1966) is an American former ice hockey goaltender. He played 46 games in the National Hockey League with the Boston Bruins and Buffalo Sabres between 1992 and 1996. The majority of his career, which lasted from 1987 to 1995, was spent in various minor leagues. Internationally Blue was part of the American national team at the 1988 Winter Olympics, but he did not play. He also was part of the American team at three World Championships, though only played one game, in the 1990 and 1997 tournaments.