Simonov (), or Simonova (feminine; Си́монова), is a Russian surname. It is derived from the given name Simon and literally means Simon's. Notable people with the surname include:

Andrey Simonov (born 1966), Russian major general Andrey Simonov (born 1971), Russian aviation historian Ivan Simonov (1794–1855), Russian astronomer Konstantin Simonov (1915–1979), Soviet poet, playwright, and novelist Kseniya Simonova (born 1985), Ukrainian artist Matvey Simonov (1823–1900) Ukrainian ethnographer, folklorist and writer Mikhail Simonov (1929–2011), Russian aircraft designer Mikhail Yuryevich Simonov (born 1959), Russian direct marketing pioneer and personified communications expert Nikolay Simonov (actor) (1901–1973), Soviet actor Ruben Simonov (1899–1968), Soviet actor and film director Sergei Gavrilovich Simonov (1894–1986), Soviet weapons designer Sergei Sergeyevich Simonov (born 1983), Russian footballer Vladimir Simonov (actor) (1957–2025), Soviet and Russian actor Vladimir Simonov (engineer) (1935–2020), Soviet and Russian engineer Yevgeniya Simonova (born 1955), Russian actress, People's Artist of Russia Yuri Simonov (born 1941), Russian conductor

See also 2426 Simonov, asteroid Natalya Simonova, fictional character (and Bond girl) in GoldenEye Simonov Monastery, famous monastery in Moscow SKS, the most well known weapon designed by Sergei Simonov

See also Semyonov (disambiguation)