Sergei Yuryevich Kostin (; born 15 June 1991) is a Russian former football defender.
Club career Kostin made his debut in the Russian Second Division for FC Petrotrest Saint Petersburg on 22 April 2012 in a game against FC Sheksna Cherepovets.
He made his Russian Football National League debut for FC Petrotrest Saint Petersburg on 9 July 2012 in a game against FC Ural Yekaterinburg.
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