Sergey Semyonovich Sobyanin (born 21 June 1958) is a Russian statesman and politician of Mansi descent. He has served as Mayor of Moscow from October 2010 to 5 July 2013, and was re-elected Mayor in the September 2013 city election.

As the Mayor of Moscow, Sobyanin has gradually relaxed the massive construction projects of his predecessor, for which he has won acclaim for the "most sane piece of city planning in years." As Mayor, Sobyanin created large mass media holding group of numbers TV and radio channels and newspapers, owned and controlled by Moscow Government. And he has also won praise for his efforts in combatting corruption.

Sobyanin has in recent years become a major target of controversy in the press. According to an independent poll, most Muscovites believe that since coming to power, Sobyanin's leadership has not differed from that of Yury Luzhkov.