Oleksiy Olehovych Kazakov (, born 22 February 1990) is a Ukrainian professional footballer who last played as a goalkeeper for Finnish club Futura.
Kazakov is not a product of any sporting school and only played for amateur teams, before signing a contract with FC Vorskla in February 2010.
He made his debut playing for Vorskla Poltava in the Ukrainian Premier League in a match against Kryvbas Kryvyi Rih on 4 March 2012.
On 6 September 2022, after spending three-and-a-half years at Olimpiya Savyntsi, he returned to Poland to join III liga side Concordia ElblÃÂ g.