Evander Holyfield
Evander Holyfield is a former professional boxer who competed for 27 years, from 1984 to 2011. In the late 1980’s to early 1990’s, he reigned champion in two different weight classes, cruiserweight and heavyweight. He is also the only boxer in the history of the sport to win an undisputed championship in two weight classes, and he is the only four-time world heavyweight champion, having held titles in WBA, WBC, and IBF simultaneously. During his astounding amateur career, Holyfield represented the U.S. at the 1984 Summer Olympics, and he is currently ranked as number 91 of the great pound for pound boxers of all time by BoxRec.