1974 WHA playoffs

The 1974 WHA playoffs was the postseason tournament of the World Hockey Association's 1973–74 season. The second postseason tournament of the league, it featured four teams each of the Western and Eastern Division competing against each other for the right to play for the Avco World Trophy. The Houston Aeros, bolstered by Gordie Howe and his two sons Mark and Marty, dominated the first two rounds, losing just twice on their way as the Western Division champion. In the Eastern Division, the Chicago Cougars pulled off a string of upsets that saw them win in seven games for both rounds as the fourth seed in their bracket to reach the Avco Cup Final. In the Finals, the Aeros swept the Cougars in four games for their first Avco Cup championship.