Back Anyos 1940 AN عقد 1940 Arabic عوام 1940 ARY عقد 1940 ARZ Década de 1940 AST 1940-cı illər Azerbaijani 1940-an BAN 1940-я Byelorussian 1940-я BE-X-OLD 1940-те Bulgarian
| Millennium: | 2nd millennium |
| Centuries: | 19th century – 20th century – 21st century |
| Decades: | 1910s 1920s 1930s – 1940s – 1950s 1960s 1970s |
| Years: | 1940 1941 1942 1943 1944 1945 1946 1947 1948 1949 |
| Categories: | Births – Deaths – Architecture Establishments – Disestablishments |
The 1940s (also known as the '40s) was the decade that began on January 1, 1940 and ended on December 31, 1949.