The 1972–73 WCHL season was the seventh season of the Western Canada Hockey League, known in the present day as the Western Hockey League. Twelve teams completed a 68-game season, with the Medicine Hat Tigers winning the President's Cup.
Note: GP = Games played; G = Goals; A = Assists; Pts = Points; PIM = Penalties in minutes
The 1972–73 WCHL All-Star Game was held in Medicine Hat, Alberta, with the West Division All-Stars defeating the East Division All-Stars 6–1 before a crowd of 5,336.