This is a list of IBF world champions, showing every world champion certificated by the International Boxing Federation (IBF). The IBF is one of the four major governing bodies in professional boxing, and has certified world champions in 17 different weight classes since 1983. Boxers who won the title but were stripped due to the title bout being overturned to a no contest are not listed. Heavyweight Cruiserweight Light heavyweight Super middleweight Middleweight Junior middleweight Welterweight Junior welterweight Lightweight Junior lightweight Featherweight Junior featherweight Bantamweight Junior bantamweight Flyweight Junior flyweight Mini flyweight See also List of current world boxing champions List of undisputed boxing champions List of WBA world champions List of WBC world champions List of WBO world champions List of The Ring world champions List of IBF female world champions List of IBO world champions References External links Official list of current IBF champions IBF IBF