1950年代（せんきゅうひゃくごじゅうねんだい）は、西暦（グレゴリオ暦）1950年から1959年までの10年間を指す十年紀。この項目では、国際的な視点に基づいた1950年代について記載する。

The 1950s (pronounced nineteen-fifties; commonly abbreviated as the "Fifties" or the " '50s") (among other variants) was a decade of the Gregorian calendar that began on January 1, 1950, and ended on December 31, 1959.
Throughout the decade, the world continued its recovery from World War II, aided by the post-World War II economic expansion. The period also saw grea…