Marat Kalimulin is a Russian defenseman on Lokomotiv Yaroslavl.
Kalimulin spent his amateur career in the Lada Togliatti system, before making his Super League debut with the senior team in 2005. He played four more seasons with the team, and put up 12 points and 36 penalty minuts in 2009-10. He signed with Lokomotiv Yaroslavl in 2010.
Kalimulin won a bronze medal with Russia at the 2008 World Juniors.