Presidents' Trophy Prior to 1926–27, the Stanley Cup was then awarded as a "World Series" trophy between the champions of the NHL and a rival league (first the Pacific Coast Hockey Association, then the Western Canada Hockey League). Instead, the NHL championship trophy during this era was the O'Brien Trophy. From 1917–18 to , the NHL season was split, requiring separate standings, with a single playoff series between the winner of the first half of the season and the winner of the second half of the season. After the 1925–26 season, the NHL became the only league left competing for the Stanley
Vezina Trophy The goalie playing the most games for the team was awarded the trophy. In 1965, the NHL Governors began allowing teammates to share the Vezina Trophy. From 1965 to 1981, the Vezina was awarded to any goaltenders who played 25 or more games for the team allowing the fewest goals against. The NHL adopted the current criteria for the Vezina Trophy beginning in 1981–82. The William M. Jennings Trophy was created as a new award for the goaltender(s) playing 25 or more games for the team allowing the fewest goals against. Vezina Trophy The Vezina Trophy is awarded annually to