Boxing Result

Niyomtrong Outpoints Zarate To Claim WBC 108lb Crown

Thammanoon Niyomtrong profile photo

Thammanoon Niyomtrong

VS
Junior Leandro Zarate profile photo

Junior Leandro Zarate

Fight Details

Fight

Thammanoon Niyomtrong vs Junior Leandro Zarate

Date & Time

Thursday, December 4th, 2025

Championship

vacant WBC World Light Flyweight Title

Venue

The Imperial Queens Park Hotel
The Imperial Queens Park Hotel, Bangkok, Thailand

Promoter

Petpiya Fight

Fight Report

Under the chandeliers of the Imperial Queens Park Hotel in Bangkok, Thammanoon Niyomtrong reminded everyone why he has been a fixture at the world level for the best part of a decade, bullying his way to a unanimous decision over Argentina’s Junior Leandro Zarate to claim the vacant WBC world light-flyweight title. All five judges at ringside sided with the Thai, four of them returning cards of 116-112, the other 117-111, on a night when the smaller man dictated terms to the taller visitor over twelve steady, relentless rounds.

This was supposed to be Carlos Canizales’ stage. The Venezuelan champion was due to defend his belt before political chaos and travel restrictions left him grounded in Caracas, and the WBC swiftly designated him “champion in recess,” tossing the full title between Niyomtrong and Zarate as the main course of its convention showcase. For the 35-year-old from Surin, once a long-reigning WBA strawweight king and now campaigning at 108lbs, it was an opportunity to reinvent himself as a two-division world champion barely a year after being chopped down by Oscar Collazo in Saudi Arabia. He seized it with a performance that was more grind than glamour, but no less effective for that.

Across the ring stood Zarate, “El Demonio” from Buenos Aires, a rangier orthodox stylist with a respectable record and more experience at minimumweight than at light-fly. At 36, he arrived on the back of a useful winning run, hoping that the late-notice call from the WBC would catapult him from regional contender to world champion. Instead, he found himself dragged into the sort of hard, physical night that has long been Niyomtrong’s natural habitat.

From the opening bell, the pattern was set. Niyomtrong, stocky and compact behind a high guard, walked forward with that familiar shuffle, edging his way into mid-range and setting about Zarate’s ribcage with both hands. The Argentine tried to meet him with a busy jab and the occasional right hand over the top, but more often than not, he was forced back in straight lines, unable to stop the Thai’s feet or discourage the body attack. It wasn’t spectacular, but it was the kind of steady pressure that sways judges: three and four-punch bursts downstairs, a clubbing right hand upstairs to finish the sequence, then back to the chest and arms before Zarate could reset.

As the rounds ticked by, the fight became a question of will as much as skill. Whenever Zarate did manage to hold his ground in the centre ring, he showed why he had been considered a live underdog: neat, straight punches, a jab that could split the guard and a right hand that occasionally snapped Niyomtrong’s head back. But these moments tended to come in isolation. More often, his success was quickly answered by another raid to the midriff, the Thai rolling under the reply and coming back with that short, shovelling right to the body or a hook under the left elbow. Little by little, the Argentine’s work rate dipped, his footwork growing ragged as he was made to fight at a pace he hadn’t planned for.

If there was a criticism to be made of Niyomtrong, it was that he seldom shifted through the gears in search of a stoppage. The ghosts of Saudi Arabia, where Collazo dissected him and forced the referee’s intervention, may still lurk in the back of his mind; here, he looked content to bank rounds, keep his shape and avoid unnecessary risks. The punches upstairs were heavy enough to keep Zarate honest but rarely whipped with real spite, and when he did land cleanly, he was quick to fall back into his groove rather than press for the finish. Yet at 35, and only a year removed from losing his long-held belt, the conservative instincts are understandable.

Credit, too, must go to Zarate for refusing to fold. Even as the bodywork took its toll, he continued to look for answers, switching between circling on his toes and trying to catch Niyomtrong as he came in. Now and again, he strung together a tidy combination, straight one-twos followed by a left hook as the Thai dipped. In the later rounds, he had spells where he appeared to outbox the home fighter in spots, particularly when he could hold the centre and let his hands go in threes and fours. But those pockets of success were never quite long enough to claw back the early deficit, and every time he hinted at momentum, Niyomtrong’s jab to the chest and thudding hook downstairs would nudge the fight back onto the familiar track.

By the championship rounds, the result felt more or less settled. Niyomtrong, still plodding forward behind his guard, continued to do the better, more convincing work. At the same time, Zarate fought with the urgency of a man who knew he needed something dramatic and increasingly lacked the snap to produce it. There were no knockdowns, no wild exchanges to bring the crowd to its feet. Still, there was a certain cruel satisfaction in watching a seasoned campaigner methodically edge a willing opponent out of the argument, one body shot at a time. When the final bell rang, the handshake between them told its own story: one man accepting an apparent defeat, the other acknowledging a challenge honestly made but decisively answered.

The five-scorecards system, a quirk of the WBC’s convention showpiece, merely underlined what everyone at ringside already knew. With four tallies of 116-112 and one of 117-111, there was neither controversy nor confusion, just confirmation that the judges had seen the same steady, workmanlike superiority as the rest of us. The margins were wide without being cruel, reflecting a bout in which Zarate was competitive in many rounds but rarely in command of them.

For Niyomtrong, now 29-1 with 11 stoppages, the victory caps an impressive rebuild. To lose a long-held title in unification and then, within roughly fifteen months, climb to a second division’s summit says plenty about his durability and professional pride. It also opens a fresh set of possibilities at 108lbs: a future rendezvous with Canizales if the Venezuelan’s travel woes ease, unification talks with other belt-holders, and the chance to add new chapters to a career many thought had peaked at minimumweight. At an age when many in the lower weights are fading, the man known as Knockout CP Freshmart looks anything but finished.

Zarate can at least bank on the experience of twelve hard rounds at the highest level. He was never embarrassed, never out of his depth, and on neutral ground in a three-judge system, the scores might have been a shade closer. But he was also never quite able to unpick the simple arithmetic of this match-up: a relentless champion-in-waiting, fighting at home, with a style honed over years of world-title duty, against a late-notice challenger being asked to produce the performance of his life. In the end, the numbers on the cards felt about right.

On a night when politics, geography and governing-body whim all played their part, the one constant was the old truth that a man who goes to the body, keeps his feet under him and refuses to stop working is very hard to beat. Thammanoon Niyomtrong did all of that, and as he posed with a new green belt over his shoulder in Bangkok, there was no serious argument that it didn’t belong there

What Happened After

Fighter History

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