Jacob "Stitch" Duran is an American professional cutman known for his work in professional boxing and mixed martial arts (MMA). Developing a reputation as one of the most skilled and trusted figures in the industry, Duran is one of the most reputable cutmen in combat sports.

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Duran is renowned for his expertise in managing cuts, swelling, and other physical injuries sustained by fighters during bouts. He is of Mexican descent and grew up in Planada, California.

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Duran once owned and ran a boxing and kickboxing school in Fairfield, California. He was also one of the first IKF promoters in California holding his first promotion back in October, 1992. Duran trained and produced several of the first IKF Amateur Champions such as Randy "Buzzman" Bussart, Mike "Mohamid" Duran, John "Psyco" Parker and Andy "The Sandman" Sanchez before furthering his career in professional boxing and mixed martial arts.

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