Evander Holyfield

 Evander Holyfield, born October 19th, 1962, was an American former professional boxer who competed from 1984 until 2011. He was the undisputed cruiserweight champion in the latter half of the 1980s, and at heavyweight in the beginning of 1990s. He remains the only boxer in history to have won the title of undisputed champion in two weight classes in the three belt era. Holyfield, also known as "the Real Deal" is the sole world heavyweight champion. He held the WBA, WBC and IBF titles from 1990-1992, and then again in 1993-1994. Holyfield was an amateur and was awarded a bronze medal in the 1984 Summer Olympics for the United States. He turned professional at the age of 21, moving up to cruiserweight in 1985 and winning his first world title the following year, defeating Dwight Muhammad Qawi for the WBA title.