Marvin Hagler's Professional Record and Career Overview
Marvin Hagler compiled a professional record of 62 wins and 3 losses, with 52 wins coming by knockout, according to BoxRec and the International Boxing Hall of Fame. He turned professional in 1973 and remained active until 1987, building a resume that consistently ranks among the best middleweight campaigns in boxing history BoxRec profile.
Hagler's final record includes 3 losses, all by knockout or stoppage, with 2 of those defeats coming late in his career against Thomas Hearns and Sugar Ray Leonard. His 52 knockouts place him in the upper tier of knockout artists for the middleweight division, and his 12-13 record against top contenders underscores the depth of his opposition International Boxing Hall of Fame.
Title Reigns and Defenses
Hagler held the undisputed middleweight title from 1980 to 1987, successfully defending it 12 times against elite contenders such as Roberto Duran, Thomas Hearns, and Juan Roldan. His longest unified reign in the division is frequently cited in rankings of the greatest middleweight champions, and his record of dominant defenses remains a benchmark for the 160-pound weight class Forbes.
Key Defenses and Notable Fights
His record includes landmark defenses such as the 1985 third-round knockout of Thomas Hearns and the 1987 split decision loss to Sugar Ray Leonard in their rematch. The Hearns fight is widely regarded as one of the greatest middleweight bouts ever, and the Leonard rematch remains a debated chapter in his record due to the controversial scoring Boxing.com.
Legacy and Current Rankings
Hagler is ranked as one of the greatest middleweights of all time by major outlets, including The Ring magazine and ESPN, and his record is often compared to other all-time greats in the division. His legacy is supported by his high knockout percentage, long title reign, and consistent victories over top-ranked opponents during his era.
Current historical rankings place Hagler in the top tier of pound-for-pound lists for the middleweight division, and his record continues to be referenced in discussions of the best fighters in boxing history. His career data, including wins, losses, and defenses, is tracked by organizations such as BoxRec and the International Boxing Research Organization The Ring.