Ivashov () is a Russian masculine surname, its feminine counterpart is Ivashova. It may refer to:
Leonid Ivashov (born 1943), Russian military and public official. Vladimir Ivashov (1939—1995), Russian Soviet actor. Valentina Ivashova (1915–1991), Soviet film actress.
See also
Asteroid 12978 Ivashov, named after Vladimir Ivashov