The 1966 World Ice Hockey Championships was the 33rd edition of the Ice Hockey World Championships. The tournament was held in Hala Tivoli, Ljubljana, SR Slovenia, SFR Yugoslavia from March 3 to March 14, 1966. For the fourth straight year, the Soviet Union won the tournament. For the Soviets, it was their sixth World and tenth European title. The Czechs beat both Canada and Sweden two to one, to take the Silver, while the Swedes' historic loss to East Germany helped put them fourth behind Canada for the Bronze.