Voroshilov (feminine: Voroshilova) is a Russian-language surname. It may refer to:

Ekaterina Voroshilova, spouse of Kliment Voroshilov, formally First Lady of the Soviet Union in 1953 to 1960 Kliment Voroshilov (1881–1969), Marshal of the Soviet Union, Chairman of the Presidium of the Supreme Soviet of the Soviet Union Marina Voroshilova (1922–1986), Soviet virologist Viktor Voroshilov (1926–2011), Soviet footballer Vladimir Voroshilov (1930–2001), Russian TV personality

See also