The 1973 Ice Hockey World Championships were the 40th Ice Hockey World Championships and the 51st European Championships of ice hockey. The tournament took place in the Soviet Union from 31 March to 15 April and the games were played at the Palace of Sports of the Central Lenin Stadium in Moscow.

Luzhniki Palace of Sports, formerly the Palace of Sports of the Central Lenin Stadium, is a sports arena in Moscow, Russia, a part of the Luzhniki Olympic Complex. Built in 1956, it originally had a spectator capacity of 13,700. In the past it was the host site of the world and European championships in ice hockey, gymnastics, volleyball, basketball, boxing, skateboarding and other sports.