Sergey Lebedev
Sergey Lebedev, Sergei Lebedev, Sergej Lebedev, Sergei Lebedew, Серге́й Ле́бедев or Сергей Лебедев may refer to:
- Sergey Lebedev (chess player), Russian chess player
- Sergey Lebedev (chemist), Russian chemist
- Sergey Lebedev (scientist), Russian electrical engineer and computer scientist
- Sergey Lebedev (politician), Uzbekistan-born Russian politician
- Sergey Lebedev (footballer), Uzbekistan-born Soviet association football midfielder
- Sergei Lebedev (writer), nominated for the 2021 Jan Michalski Prize