Bernard Hopkins (born 1965) is one of the most cerebral fighters in boxing history, holding the undisputed middleweight championship and becoming the oldest light heavyweight champion ever at age 48.

Career Highlights

• Professional record: 55 wins, 32 by KO, 8 losses, 2 draws
• Unified middleweight champion; IBF light heavyweight champion at 48
• 20 consecutive middleweight title defenses

Style

Hopkins was a master of ring psychology — frustrating opponents with dirty tricks, clinching, and elite defensive work. He was nearly impossible to knock out and rarely got hurt.

Reference:

Wikipedia: Bernard Hopkins

https://en.wikipedia.org/wiki/Bernard_Hopkins