Konstantin Volkov may refer to:
Konstantin Volkov (pole vaulter) (born 1960), retired pole vaulter who represented the USSR Konstantin Volkov (ice hockey, born 1985), Russian professional ice hockey player Konstantin Volkov (ice hockey, born 1997), Russian professional ice hockey goaltender Konstantin Volkov (diplomat) (died 1945), NKVD agent and would-be defector Konstantin Valkov, a Russian former cosmonaut