Douglas Norman Harvey was a Canadian professional hockey defenceman. Widely regarded as one of the greatest defenders in National Hockey League (NHL) history, Harvey was elected to the Hockey Hall of Fame in 1973 and was named one of the 100 Greatest NHL Players in history in 2017. Individually he won the James Norris Memorial Trophy as the best defenceman seven times, and was named to the end of season NHL All-Star team as a First All-Star 10 times. He played in from 1947 until 1964, and from 1966 until 1969. Best known for playing with the Montreal Canadiens, Harvey also played for the New York Rangers, Detroit Red Wings, and St. Louis Blues, as well as several teams in the minor leagues. He also served as the player-coach of the Rangers for one season, and served a similar role for the minor-league Kansas City Blues. He was also a coach.

The James Norris Memorial Trophy, or simply the Norris Trophy, is awarded annually to the National Hockey League's top "defense player who demonstrates throughout the season the greatest all-round ability in the position". It is named after James E. Norris, the longtime owner of the Detroit Red Wings. The James Norris Memorial Trophy has been awarded 62 times to 26 players since its beginnings in 1953–54. At the end of each season, members of the Professional Hockey Writers' Association vote to determine the player who was the best defenseman during the regular season.