Sergey Lebedev

Sergey Lebedev, Sergei Lebedev, Sergej Lebedev, Sergei Lebedew, Серге́й Ле́бедев or Сергей Лебедев may refer to:


 * Sergey Lebedev (chess player) (1868–1942), Russian chess player
 * Sergey Lebedev (chemist) (1874–1934), Russian chemist
 * Sergey Lebedev (scientist) (1902–1974), Russian electrical engineer and computer scientist
 * Sergey Lebedev (politician) (born 1948), Uzbekistan-born Russian politician
 * Sergey Lebedev (footballer) (born 1969), Uzbekistan-born Soviet association football midfielder
 * Sergei Lebedev (novelist), nominated for the 2021 Jan Michalski Prize