1. He was born June 30, 1966 in Brooklyn to a troubled family.
2. He decided to pursue boxing as a young teenager when Muhammad Ali visited the penitentiary where he was serving time.
3. After his mother's death, famed boxing coach Cus D'Amato was his legal guardian.
4. He competed in two years of Junior Olympics, winning each match with a knockout.
5. He was the youngest boxer to win the title of heavyweight world champion at age 20.
6. In 1989 he was awarded an honorary Doctorate of Humane Letters from Central State University in Ohio, despite never graduating high school.
7. Tyson was incarcerated in the Plainfield Correctional Facility for three years in the 1990s, where he converted to Islam.
8. The infamous "ear-biting" match between Tyson and Evander Holyfield set a record of pay per view sales that stood for 10 years.
9. Tyson has a well-publicized love for pigeons, and even hosted an Animal Planet show about the birds.
10. Mike Tyson's brother is a physician's assistant in Los Angeles.