Clarence Henry "Happy" Day (June 14, 1901 – February 17, 1990), later known as
Hap Day, was a Canadian professional
hockey player who played 14 seasons in the
National Hockey League for the
Toronto Maple Leafs and
New York Americans. Day enjoyed a 33-year career as a player, referee, coach and assistant general manager, 28 of which were spent in various capacities with the Maple Leafs. He was inducted into the
Hockey Hall of Fame in 1961.