Mike Tyson

 American former professional boxer Michael Gerard Tyson was born on June 30 in 1966. Tyson fought in the ring from 1985 until 2005. Tyson was known as "Iron Mike" in his early career, and "Kid Dynamite" later on during his professional career, is widely regarded as to be one of the greatest heavyweight boxers of all time. From 1987 until 1990 Tyson was the world's undisputed champion in the heavyweight division. Tyson was able to win his first 19 professional bouts via knockout. Twelve of them were within the opening round. Tyson was 20 years, four months, and 22 days old at the time the first time he took home a heavyweight title holds the record as the youngest boxer ever to hold the title. Tyson was the very first heavyweight boxer to have was able to hold the WBA, WBC, and IBF titles at the same time. Tyson was also the only heavyweight to combine the three. Tyson was named the champion of the line in 1990 after he beat Michael Spinks within 91 seconds. Tyson lost to Buster Douglas in 1990 in one of the biggest fights ever. Tyson was found guilty of sexual assault in 1992 and sentenced to six years of prison. But Tyson was released on parole three years after. Tyson was released in 1995 and was involved in a series of fights to come back. In 1996, Tyson won the WBA title as well as the WBC title to join Floyd Patterson.