Sándor Kallós (also "Shandor Kallosh", Russian: Шандор Эрнестович Каллош, Ukrainian: Шандор Ернестович Каллош, Hungarian: Kallós Sándor) (born 23 October 1935, Chernivtsi, Ukraine) is a Russian composer of Hungarian descent, a noted proponent of musical Minimalism, an influential pioneer of the early music revival and electronic music in the USSR, lutenist, and a prolific author of incidental music for film, animation, theater, and ballet.