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Menifield Beats Baraniewski by Split Decision Despite Broken Thumb

Alonzo Menifield fought most of a light heavyweight slugfest with a mangled left thumb and still walked out with a 2-1 nod at UFC 331.

By FightSplit Editorial Team · Published Sep 20, 2026

Alonzo Menifield throwing a punch inside the UFC octagon
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Alonzo Menifield walked into UFC 331 in Los Angeles as the No. 14 light heavyweight and walked out with maybe the gutsiest win of his career, taking a split decision over previously unbeaten Iwo Baraniewski on scores of 29-28, 29-28 and 28-29. He did it with a left thumb that, by the end of the fight, looked barely attached to his hand.

The injury happened in the opening round. Menifield refused to quit on it, pushed through a ringside doctor check, and gutted out 15 minutes of a brawl to move his record to 18-6-1 (11 KO, 3 SUB) and hand the 9-0 Baraniewski the first loss of his professional life.

How It Played Out

Both light heavyweights came out looking to end things early, loading up with power but missing clean in the first exchanges. Baraniewski was more than happy to meet Menifield in the pocket, and once the leather started landing, it was the Polish prospect getting the better of it.

Menifield strung together a nice combination, but Baraniewski walked through it and fired back, hurting Menifield against the cage. As the two spilled to the floor in a scramble, it was Baraniewski landing the sharper shots and stacking up combinations. Menifield's saving grace in that first round was his defense — evasive enough to avoid the knockdown that Baraniewski was hunting for.

Round two flipped the tone. Menifield marched forward and dumped a barrage of punches on his opponent before dragging him into a clinch against the fence. When they broke, it turned into a phone-booth war, both men eating heavy shots and refusing to fold.

The Thumb

With five minutes left, the ringside physician stepped in to look at Menifield's left thumb. It was ugly — dislocated or broken, and visibly hanging off the hand. Most fighters take that as their exit. Menifield told the doctor he wanted to keep going, so the fight continued.

He fought the entire final round on a busted thumb and still edged the striking, appearing to do the greater damage down the stretch. Two of three judges agreed, and the split decision landed in his favor. Menifield showed off the mangled digit afterward as proof of exactly what he'd pushed through.

What It Means

This is Menifield's second straight win. His previous outing was a first-round knockout over Zhang Mingyang, and this scrap couldn't have been more different — three rounds of trench warfare instead of a quick finish. At 205 pounds, where the top of the division is congested, holding a ranked spot and stacking wins matters. A minor step up in name value should be the ask next.

For Baraniewski, this is a bump in the road, not a derailment. He came in 9-0 with seven knockouts and a first-round finish of Junior Tafa on his ledger, and he pressed a ranked veteran into a coin-flip decision. He was arguably winning the first round outright and stayed live to the final horn. At 9-1, the ceiling is still very much intact.

The lesson from this one is simple: don't hand Menifield a firefight and assume he'll break. He proved he'll finish it with one working thumb if he has to. Baraniewski, meanwhile, leaves with a loss on paper but plenty of credit in the bank.

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