USSR (disambiguation)

USSR most commonly refers to the Soviet Union.

USSR may also refer to:


 * The Ukrainian Soviet Socialist Republic (1919–1991)
 * The Polish Soviet Republic
 * The Hungarian Soviet Republic
 * The Czechoslovak Soviet Republic
 * The Uzbek Soviet Socialist Republic (1924–1991)
 * The Romanian Soviet Republic
 * The Bulgarian Soviet Socialist Republic
 * The Estonian Soviet Republic
 * The Union of Soviet Sovereign Republics, a proposed replacement state for the Union of Soviet Socialist Republics
 * The USSR, a former Soviet magazine distributed in the United States; its modern successor is Russian Life
 * "U.S.S.R." (song), a hit song by eurodance singer Eddy Huntington, recorded in 1986
 * "U.S.S.R.", a bonus track from a reissue of Siamese Dream by Smashing Pumpkins