Sergey Ivanovich Menyaylo (Russian: ?????? ???????? ???????; born 22 August 1960) is a Russian politician, military commander, and deputy commander of the Black Sea Fleet between 2009 and 2011.
He served as the Governor of Sevastopol between 2014 and 2016, but left the post when he was appointed to be a Presidential Envoy of the Siberian Federal District.