Michael Gerard "Mike" Tyson (also known as Malik Abdul Aziz) (born June 30, 1966) is a retired American boxer

Boxing

Boxing, also called pugilism, is a combat sport in which two people fight each other using their fists. Boxing is supervised by a referee over a series of between one to three minute intervals called rounds...

. Tyson is a former undisputed heavyweight champion of the world and holds the record as the youngest boxer to win the WBC

World Boxing Council

The World Boxing Council was initially established by 11 countries: the United States, Argentina, United Kingdom, France, Mexico, Philippines, Panama, Chile, Peru, Venezuela and Brazil plus Puerto Rico, met in Mexico City on February 14, 1963, upon invitation of the then President of Mexico, Adolfo...

, WBA

World Boxing Association

The World Boxing Association is a boxing organization that sanctions official matches, and awards the WBA world championship title at the professional level. It was previously known as the National Boxing Association before changing its name in 1962...

 and IBF

International Boxing Federation

The International Boxing Federation or IBF is one of four major organizations recognized by IBHOF which sanction world championship boxing bouts, alongside the WBA, WBC and WBO.- History :...

 world heavyweight titles, he was 20 years, 4 months and 22 days old. Tyson won his first 19 professional bouts by knockout, with 12 of them occurring in the first round.