International Boxing Federation Muaythai On April 28 2018, Youssef Boughanem from Belgium and Morocco became the first world champion as non-Thai kickboxer. In addition, he was the current WBC Muaythai world Middleweight champion. IBF Muaythai sanctions 17 weight division as same as boxing. This is different from WBC Muaythai as it sanctions 19 weight divisions. International Boxing Federation Muaythai International Boxing Federation Muaythai (or IBF Muaythai) is commissioned under the jurisdiction of the International Boxing Federation (IBF) as a non-profit organization to regulate, control and supervise professional Muay Thai events worldwide. The International Boxing Federation had "1st Annual Convention of IBF Muaythai" in Bangkok,
World Series of Boxing and Bantamweight (50–54 kg). In the fourth season (2013–14), the number of weight classes was increased to ten, and they are same as in amateur (Olympic) boxing. Teams played in the WSB: All WSB Live shows are distributed worldwide by Fighting Spirit. World Series of Boxing The World Series of Boxing or WSB is an international boxing tournament that allows amateur boxers to compete professionally while maintaining amateur status and Olympic eligibility. It is organised by AIBA. Unlike amateur boxing, competitors taking part in sanctioned World Series of Boxing bouts must be bare-chested and are not permitted to wear protective