Answer:
Vladimir Lenin (October 25 (November 7), 1917 — January 21, 1924)
Joseph Stalin (January 21, 1924 — March 5, 1953)
Georgy Malenkov (March 5 — September 7, 1953)
Nikita Khrushchev (September 7, 1953 — October 14, 1964)
Leonid Brezhnev (October 14, 1964 — November 10, 1982)