William Norman "Billy" Colvin (December 3, 1934 – November 3, 2010) was a Canadian ice hockey player who competed in the 1956 Winter Olympics.Colvin was a member of the Kitchener-Waterloo Dutchmen who won the bronze medal for Canada in ice hockey at the 1956 Winter Olympics.Following his hockey playing days, Clovin, who had been a teacher, then became a lawyer and practiced law for over 30 years.