Krivonosov (, from кривой нос meaning crooked nose) is a Russian masculine surname, its feminine counterpart is Krivonosova. It may refer to
Elena Krivonosova (born 1972), Ukrainian volleyball player Mikhail Krivonosov (1929–1995), Soviet hammer thrower Oleg Krivonosov (born 1961), Latvian chess player Sergey Krivonosov (born 1971), Russian politician