Rosen Dimitrov (Bulgarian: Росен Димитров; born May 10, 1982) is a Bulgarian Sambo practitioner who is three times world champion in Combat Sambo.
He is the trainer of the Bulgarian national team of combat sambo.
He is also a mixed martial artist.
He has more than 20 MMA fights.
With his twin brother Rumen Dimitrov they founded the organization TWINS MMA.