Quadruple champion Quadruple champion In different sports when a sportsman wins four crowns, titles, medals, belts or another distinctions is called a Quadruple Champion. In boxing, a quadruple champion is a boxer who has won world titles in four different weight classes. The first ever man to earn that enormous distinction was Thomas Hearns on October 29, 1987. Hearns won his first four titles at the following divisions: Welterweight (147 lbs), Light Middleweight (154 lbs), Middleweight (160 lbs) and Light Heavyweight (175 lbs). By later winning a super middleweight title, he also became the first to win world titles in five weight
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