Mikhail Semyonov or Semenov may refer to:
Michail Semenov (b.1986), Belarusian cross-country skier Mikhail Semyonov (basketball) (1933-2006), Russian basketball player Mikhail Semyonov (footballer) (b. 1969), Russian football player and coach Mikhail Semyonov (politician) (1938-2019), Russian politician
See also Mikhail Siamionau (b. 1984), Belarusian wrestler