Keith Allain (born September 26, 1958) is an American ice hockey coach. He is currently the head coach of the Yale Bulldogs men's ice hockey team. He led Yale to the NCAA men's hockey National Championship in 2013.
Allain, who played as a goaltender with the Yale Bulldogs men's ice hockey team, was an assistant coach in the National Hockey League with the Washington Capitals from 1993-1997, and also served as the goaltending coach for the St. Louis Blues from 1998 to 2006.
Allian served as an assistant coach with the United States men's national ice hockey team at the 1992 and 2006 Winter Olympics.