Name: J.B. Williamson
Nationality: US American
Hometown: Indianapolis, Indiana, USA
Boxing Record: click
J.B. Williamson was a U.S. National AAU light middleweight champion in 1976 and 1978. He also was a U.S. Olympic Trials participant in 1976. Williamson served as a member of the United States Marine Corps.
| WBC Light Heavyweight Champion
1985 Dec 10 – 1986 Apr 30