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,
Weight class (boxing) limit is 190 lb. Notes: When the (amateur) International Boxing Association (AIBA) was founded in 1946 to govern amateur boxing, it metricated the weight class limits by rounding them to the nearest kilogram. Subsequent alterations as outlined in the boxing at the Summer Olympics article; these have introduced further discrepancies between amateur and professional class limits and names. The lower weight classes are to be adjusted in September 2010, to establish an absolute minimum weight for adult boxers. Amateur weight classes also specify the "minimum" weight (which the same as the maximum weight of the next highest class). For safety