Tony Bellew Says No Lightweight in History Beats Roberto Duran
Bellew argues Duran at 135lbs was untouchable — a fighter who lost just once in his first 73 bouts.
By FightSplit Editorial Team · Published Sep 3, 2026

Tony Bellew has planted his flag: put Roberto Duran in the lightweight division against anyone across boxing history and Duran wins. The former WBC cruiserweight champion made the call on the Fight Your Corner Podcast, and he didn't hedge. Nobody, he said, beats the version of Duran that tore through 135lbs.
The numbers back the bravado. Duran lost just once in his first 73 professional fights — a defeat to lightweight rival Esteban De Jesus that he answered by beating the same man twice more to sweep the trilogy. Every one of the 15 losses that eventually landed on his ledger came at welterweight or heavier, once his body had climbed out of its natural weight class.
The Company He's Keeping
The conversation started with a hypothetical Duran-Mayweather clash, and it's worth remembering what Mayweather actually did at the weight. He beat Jose Luis Castillo on his lightweight debut to grab the WBC belt, controversially in the eyes of many, then made three defences before moving up. He retired 50-0. That's the résumé Bellew is willing to overlook to crown Duran.
Then there's Benny Leonard, whose eight-year lightweight reign from 1917 to 1925 is still the longest in the division's history more than a century later. In an era where fighters chase belts across multiple weight classes, that record isn't getting broken. Bellew name-checked both and still landed on Duran as the untouchable one.
Why Duran Gets the Nod
Bellew's argument leans on peak dominance rather than career totals. He pointed to the Duran who dismantled the lightweight field, and the highlight reel supports it — his wins over Ken Buchanan, Hector Thompson and Ray Lampkin are routinely filed among his finest work. This was a fighter operating at the exact weight nature intended.
It's a bar-stool debate that can't be settled, which is exactly why it's fun. But strip out the sentiment and Bellew's pick has teeth: one loss in 73, three men beaten at their best, and a division full of ghosts he'd back Duran to walk through. Hard to call that a reach.
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