Ion-Georgy Kostev (born March 24, 1990) is a Russian professional ice hockey defenceman who is currently an unrestricted free agent.
He most notably played for HC Neftekhimik Nizhnekamsk of the Kontinental Hockey League (KHL).
[1] On October 16, 2018, Kostev was given a two-year ban for a doping violation.
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