1940 Olympics refers to both:

• The 1940 Winter Olympics, which were to be held in Sapporo, Japan, before moving to St. Moritz, Switzerland, before moving to Garmisch-Partenkirchen, before being cancelled due to World War II
• The 1940 Summer Olympics, which were to be held in Tokyo, Japan, before moving to Helsinki, Finland, before being cancelled due to World War II

de:Olympische Spiele 1940 es:Juegos Ol mpicos de 1940 (desambiguaci n) nl:Olympische Spelen 1940 sv:Olympiska spelen 1940