Sergei Valeryevich Volchkov (Russian: áõÃÂóõù ÃÂðûõÃÂÃÂõòøàÃÂþûÃÂúþò, Belarusian: áÃÂÃÂóõù ÃÂðûõÃÂ'õòÃÂàÃÂðÃÂÃÂúþÃÂ, Syarhei Valeryevich Vawchkow; born 3 April 1988 in Bychaà Â, Byelorussian SSR, USSR) is a Belarusian singer who lives and works in Russia.
On 27 December 2013 he won the Russian reality television singing competition Golos, based on The Voice series, with the other finalist Nargiz Zakirova coming as runner-up. In the final round he got 75% of votes.
He works in the "Gradsky Hall".
He currently lives in Moscow, is married and has daughter Ksenia (born 2014). He is Russian Orthodox Christian.