Reduce eyebags, dark spots and wrinkles with the first of its kind anti-aging solution for men.

Based on advanced dermatological research, Particle Face Cream helps keep your skin healthy and youthful, ensuring you look and feel your best every day.

Get 20% off and free shipping now with the exclusive promo code BH20!

Get 20% Off Today

From a working-class childhood in northern England to world titles across four continents, Harrison's quarter-century odyssey through the art of eight limbs has redefined what a Western fighter can achieve in Thailand's national sport.

On the evening of April 22, 2022, inside the Singapore Indoor Stadium, Liam Harrison lay face-down on the canvas for the second time in fifteen seconds. A high kick from Thailand's Muangthai PK Saenchai had put him down first; a savage left hand had floored him again moments later. Under ONE Championship's rules, a third knockdown in the same round would end the fight. The thirty-six-year-old from Leeds, England, was staring at what appeared to be certain defeat.

What happened next would become one of the most replayed sequences in combat sports history. Harrison rose from the canvas, shook off the cobwebs, and unleashed a ferocious counter-attack that stunned viewers around the world. A right hand snapped Muangthai's head back. A left hook sent the Thai crashing to the floor. Muangthai got up, but Harrison was relentless, pouring on combinations until a second knockdown evened the score. Then, with the crowd in disbelief, Harrison swarmed forward one final time and put Muangthai down for a third and decisive knockdown, completing one of the most extraordinary comebacks in the history of Muay Thai. The entire fight had lasted just two minutes and nineteen seconds. ONE Championship's CEO, Chatri Sityodtong, immediately awarded Harrison a one-hundred-thousand-dollar performance bonus.

The bout was later named ONE's 2022 Muay Thai Fight of the Year. That night in Singapore encapsulated everything that has made Liam "The Hitman" Harrison one of the most beloved and respected figures in world Muay Thai: raw power, an indomitable will, and a refusal to accept defeat that borders on the supernatural. Over a career spanning more than twenty-five years and one hundred eighteen professional fights, Harrison has won eight world titles, fought in stadiums across Thailand, Japan, China, Italy, Jamaica, and the United States, and earned a reputation as the finest Muay Thai fighter Britain has ever produced.

Liam Harrison was born on October 5, 1985, in Leeds, a city in the industrial heartland of northern England better known for its football clubs than its combat sports heritage. As a boy, Harrison showed considerable athletic promise on the football pitch, playing at a level that suggested a possible professional career. But at the age of thirteen, his cousin Andy Howson, himself a five-time world kickboxing champion, invited him to train at the Bad Company Gym in the Harehills neighborhood of Leeds.

The gym was run by Richard Smith, a former British, Commonwealth, and European kickboxing champion. Harrison walked through the doors, hit the pads for the first time, and never looked back. "I was interested to see what it was like," Harrison has recalled in interviews, "and after my first time I loved it." Football was quickly abandoned. Muay Thai consumed him completely. Under Smith's meticulous tutelage, the teenager's natural athleticism and unusual size for his age were channeled into a technically sound and devastatingly powerful striking game. Harrison made his amateur debut at fourteen in a no-head-contact bout. His professional debut came just before his fifteenth birthday, when he knocked out Martin Shivnan in roughly thirty seconds. It was the first hint of the explosive punching power that would become his hallmark.

"What you see is what you get with me, and what you get is drama, knockdowns, knockouts."

Smith remains Harrison's trainer and manager to this day, a partnership of more than twenty-five years that has proven remarkably enduring in a sport where fighters frequently change camps. The Bad Company Gym became the foundation upon which Harrison built his entire career, and he continues to fight under its banner. That kind of loyalty, in an era of gym-hopping and promotional free agency, speaks to a bond that transcends the purely professional.

Between 2000 and 2004, Harrison tore through the British domestic scene with a ferocity that left little doubt about his trajectory. He moved up through several weight classes, from featherweight at fifty-two kilograms to light welterweight at sixty-three and a half, beating domestic and international competition along the way. He claimed the S.I.M.T.A. Northern Area title by first-round knockout, and his run of victories grew so imposing that he became the United Kingdom's top-ranked fighter at the age of just seventeen.

He remained undefeated through his first twenty-nine professional fights, a streak that earned him the nickname that would follow him for the rest of his career: "The Hitman." At nineteen, Harrison traveled to Italy for his first world title opportunity. His original opponent, reigning champion Massimo Rizzoli, suffered an injury, and Harrison instead faced W.A.K.O. European champion Emmanuel Di Profetis under low-kick kickboxing rules, a format different from Muay Thai's full rule set. Harrison adapted seamlessly and won by technical knockout to claim the W.A.K.O. Pro World Championship.

It was his first taste of global gold, and it would not be his last. Back home, he added the European S.I.M.T.A. Lightweight Title with another knockout victory, this time over Dutch-based kickboxer Mohamed Ajuou. Additional victories in Japan and across Europe followed, but Harrison's eyes were fixed on a destination that obsesses every serious Muay Thai practitioner: Thailand itself.

In August 2005, Harrison made his Thai debut at the storied Rajadamnern Stadium in Bangkok, one of the two temples of Muay Thai. He faced Witthayanoi Sitkuanem and lost a split decision, the first defeat of his professional career. A second loss followed shortly after, back in England, against Omnoi Stadium champion Duwao Kongudom. Two consecutive defeats might have discouraged a lesser fighter.

Harrison responded by packing his bags and moving to Thailand. He settled at Jitti Gym in Bangkok, the same camp where his mentor Richard Smith had trained years earlier, and threw himself into the grinding daily regimen that has forged generations of Thai champions: two sessions a day, six days a week, running in the tropical heat, drilling endless rounds of pad work, clinch work, and sparring with hardened Thai fighters who gave no quarter to foreigners.

Within a month of arriving, he fought at Patong Stadium on the island of Phuket, defeating the much larger Russian kickboxer Dzhabar Askerov to claim the Patong Stadium Super Welterweight belt at sixty-eight kilograms, well above his natural fighting weight of sixty-three. It was his first victory on Thai soil, and it opened the floodgates. Over the next five years, from 2006 to 2010, Harrison divided his time between Thailand and the United Kingdom, fighting regularly at major stadiums including Lumpinee, the other great cathedral of the sport. In 2006, he defeated Japanese fighter Masamitsu Hirashima to win the W.P.M.F. Muay Thai World Title at sixty-three and a half kilograms, successfully defending it twice that year.

In 2007, he captured the prestigious WMC Muay Thai Lightweight World Championship, a title he held for two years before losing it to four-time Rajadamnern Stadium champion Anuwat Kaewsamrit in 2009. That same year, the Muay Siam magazine named Harrison its Foreign Fighter of the Year, a recognition of his extraordinary body of work on Thai soil. Harrison fought approximately thirty times in Thailand over the course of his career, competing in both of the country's major stadiums. He lived in the country for two years, immersing himself fully in the training culture that produces the world's finest Muay Thai fighters. For a Western fighter in the mid-2000s, this was a rare and deeply respected commitment.

Harrison's fighting style is as distinctive as it is devastating. He is, first and foremost, a pressure fighter, a relentless forward-marching force who seeks to impose his will on opponents from the opening bell. His signature weapon is the low kick, delivered with a speed and venom that have crippled opponents throughout his career. Muay Thai commentators and coaches routinely cite his low kicks as among the fastest and most punishing in the sport's history, a weapon capable of ending fights on its own by destroying an opponent's lead leg.

But Harrison is far more than a one-dimensional kicker. His boxing, particularly his left hook, is world-class, and his willingness to engage in close-range exchanges has produced some of the most thrilling firefights in modern Muay Thai. He employs elbows with surgical precision, using them both offensively and in the clinch, and his sweeps and catches are technically polished enough to trouble even the most elite Thai opponents. What separates Harrison from many Western fighters who have attempted the transition to the highest levels of the sport is his completeness: he fights with the full Muay Thai rule set, utilizing all eight limbs with equal comfort and conviction.

"I like all techniques," Harrison told Siam Fight Magazine. "My style is to come forward and fight a hard fight, and it depends on the opponent which technique I'll use most, as every fighter is different." Perhaps more than any technical attribute, though, it is Harrison's heart that has defined his legacy. In fight after fight, across more than two decades, he has demonstrated a willingness to absorb punishment and continue pressing forward that borders on the reckless.

His comeback against Muangthai was the most dramatic expression of this quality, but it has been present throughout his career. After being badly stopped by Anuwat Kaewsamrit, Harrison returned nine months later and avenged the loss by unanimous decision. After losing to the legendary Saenchai three times, he earned the Thai master's personal respect and friendship. After being knocked out by Nong-O Gaiyanghadao in a world title fight, he underwent surgery, endured a two-year layoff, and came back to fight again. The pattern is always the same: setback, recovery, return.

No discussion of Harrison's career is complete without examining his three-fight rivalry with Saenchai, the fighter widely regarded as the greatest pound-for-pound Muay Thai practitioner of all time. Their first meeting, in London in 2009, was one of the most highly anticipated Muay Thai bouts ever staged on British soil. Harrison was in his early twenties, unafraid and supremely confident. Saenchai was at the absolute peak of his powers, the reigning king of Lumpinee Stadium. Harrison fought Saenchai on even terms through the early rounds of their first encounter.

Saenchai landed his trademark cartwheel kick in the opening round, and Harrison, remarkably, threw one back in the fifth, to Saenchai's visible amazement. But the Thai legend's craft and ring intelligence ultimately proved the difference, and Saenchai pulled away on the scorecards in the championship rounds. After the fight, in a gesture of deep respect that resonated throughout the Muay Thai community, Saenchai personally presented Harrison with his fight shorts. Their rematch, at the Doncaster Dome near Harrison's hometown, was a brutal war. Harrison pressed the action with heavy punches, elbows, and his trademark low kicks, cutting Saenchai badly with an elbow. Saenchai, demonstrating the toughness that accompanied his legendary skill, stood his ground and hurt Harrison with body shots in the third round.

The fight went the distance, and Saenchai again took the decision, though many ringside observers believed Harrison had done enough to win. The third fight, in Macau in December 2012, saw Harrison start strong but fade in the later rounds after failing to acclimatize to the conditions. Saenchai won convincingly, making it three-nil in the series. But Harrison had accomplished something no other foreign fighter managed: he had given Saenchai genuinely competitive fights at the same weight class, without the weight concessions Saenchai typically granted to non-Thai opponents. Their rivalry blossomed into a genuine friendship, and Harrison later trained alongside Saenchai at the Yokkao Gym in Bangkok.

In 2018, Harrison signed a non-exclusive deal with ONE Championship, the Asia-based promotion that has become the world's premier platform for Muay Thai competition. His early results in the organization were mixed: losses to Petchmorakot Petchyindee and Rodlek PK Saenchai were followed by a devastating first-round knockout of Mohammed Bin Mahmoud at ONE: A New Tomorrow in January 2020.

Then came the Muangthai fight in April 2022, the electrifying comeback that elevated Harrison's profile to new heights and earned him a shot at the ONE Bantamweight Muay Thai World Championship. That title fight, against the formidable Nong-O Gaiyanghadao in August 2022, ended in first-round disappointment as Nong-O's devastating leg kicks left Harrison unable to continue.

The defeat led to surgery and a prolonged absence from competition that stretched past two years. Multiple scheduled returns fell through due to recurring injuries, including a planned bout with former ONE bantamweight MMA champion John Lineker and, intriguingly, an exhibition match with boxing legend Floyd Mayweather Jr. Harrison finally returned to the ONE circle in September 2024 at ONE 168 in Denver, facing Thai veteran Seksan Or Kwanmuang. In characteristic fashion, the fight was a back-and-forth firefight, but Seksan's power proved decisive with a second-round knockout. Harrison, in a moment laden with emotion, placed his gloves in the center of the cage, the traditional fighter's gesture signaling retirement.

Harrison's contributions to Muay Thai extend well beyond his own record in the ring. He is the co-founder of the Hitman Fight League, a Muay Thai promotion based in the United Kingdom that operates under the "Road to ONE" banner as a feeder promotion for ONE Championship. The league showcases emerging talent on major cards and has become an important platform for British and European fighters seeking to break onto the world stage.

Through the Hitman Fight League, Harrison has transitioned from competitor to kingmaker, curating events that bring top-tier Muay Thai to audiences in the UK. As a coach and seminar instructor, Harrison has become one of the most sought-after figures in the global Muay Thai community. With over twelve years of coaching experience, his seminars regularly sell out across Europe and the United States. He has partnered with Dynamic Striking to produce his "Power Muay Thai" instructional series, and his online training platform, Liam Harrison Training, offers courses for practitioners of all levels.

His ability to break down complex techniques and communicate them clearly has earned him a reputation as a natural teacher, a quality that does not always accompany elite-level fighting ability. His long association with the YOKKAO brand has further cemented his role as an ambassador for the sport. As a member of the YOKKAO Fight Team, Harrison has represented the brand at events and seminars worldwide, helping to bring international recognition to one of Muay Thai's most prominent equipment and promotion companies.

Retirement, it turns out, did not suit Liam Harrison. In November 2024, just weeks after placing his gloves in the ONE cage, he announced he would compete "one last time" at a Hitman Fight League event in Manchester. On March 8, 2025, Harrison headlined Hitman Fight League 7 against Spanish veteran Isaac Araya for the WBC Muay Thai Diamond championship.

Fighting with the power and precision that had defined his entire career, Harrison stopped Araya by technical knockout in the third round with his trademark leg kicks, capturing yet another world title at the age of thirty-nine. The victory reignited Harrison's competitive fire. Shortly afterward, he announced his return to ONE Championship, with a bantamweight bout against Myanmar's Soe Lin Oo, the fearsome Lethwei fighter known as "The Man of Steel," scheduled for ONE 173 in Denver. Though the event was subsequently postponed after the card's main event headliner suffered an injury, the matchup is expected to be rebooked, and Harrison has indicated he still has fights remaining on his ONE Championship contract. "I knew that I could come back and have some more exciting fights," Harrison told fans during a Reddit Ask Me Anything session in April 2025. "My body is much stronger and I feel much sharper."

At forty years old, Harrison enters what he acknowledges is the twilight of an extraordinary career. But he has approached this final chapter with the same characteristic honesty and self-awareness that have marked his public persona throughout. He does not pretend to be the fighter he was at twenty-five. He does not chase titles he cannot realistically win. What he offers, and what fans continue to pay to see, is the guarantee of an honest, thrilling, all-action fight, every single time he steps between the ropes.

Harrison's career statistics tell a compelling story: one hundred eighteen professional fights, ninety-one victories, fifty-one knockouts, eight world titles across multiple organizations and weight classes. He was the number-one ranked Muay Thai fighter in the United Kingdom from the age of seventeen onward, a three-time Leeds Sports Federation Sportsman of the Year, and the 2007 Muay Siam Foreign Fighter of the Year.

He fought in both of Thailand's legendary stadiums and competed against a who's who of the sport's elite: Saenchai, Anuwat Kaewsamrit, Sagetdao Petpayathai, Nong-O Gaiyanghadao, Singdam Kiatmoo9, Pakorn, and countless others. But numbers alone cannot capture what Harrison has meant to Muay Thai, particularly in the Western world. He came of age in an era when the sport was still largely unknown outside of Thailand and Southeast Asia, when Western practitioners were dismissed as hobbyists incapable of competing with Thai-trained fighters. Through sheer talent, determination, and an unwillingness to accept the limitations others placed upon him, Harrison proved that a kid from Leeds could walk into the toughest stadiums in Bangkok, fight the best fighters in the world under full Muay Thai rules, and earn their respect.

He has inspired a generation of British and European fighters who now compete at the highest levels of the sport through organizations like ONE Championship. Jonathan Haggerty, the former ONE bantamweight Muay Thai and kickboxing world champion, has spoken publicly about Harrison's influence and vowed to attend his farewell events. Harrison's Hitman Fight League provides a tangible pathway for the next generation to follow in his footsteps. In the end, the legacy of Liam Harrison is not measured solely in titles or knockout percentages, though both are remarkable.

It is measured in the moments that define a fighter's character: the willingness to get off the canvas against Muangthai, the courage to fly to Thailand as a twenty-year-old and challenge the best in the world, the grace to befriend Saenchai after three hard-fought losses, and the honesty to acknowledge when the time has come to step aside, even if stepping aside proves more difficult than any opponent he has ever faced. The Hitman from Leeds has earned his place among the greatest Muay Thai fighters the Western world has ever produced. When the final bell rings on his career, whenever that may truly be, the sport will be immeasurably richer for his presence in it.

• Eight-time world champion across multiple organizations (W.A.K.O. Pro, W.P.M.F., WMC, WBC Muaythai, Yokkao, ICO, Patong Stadium, WBC Diamond)

• Professional record: 118 fights, 91 wins, 51 knockouts • ONE Championship 2022 Muay Thai Fight of the Year (vs. Muangthai PK Saenchai)

• Recipient of $100,000 ONE Championship performance bonus (2022) • Muay Siam Magazine Foreign Fighter of the Year (2007)

• Three-time Leeds Sports Federation Sportsman of the Year (2004-2008) • UK number-one ranked Muay Thai fighter from age 17

• Competed in approximately 30 fights in Thailand, including at Rajadamnern and Lumpinee Stadiums

• Co-founder, Hitman Fight League (Road to ONE partner promotion) • Creator of "Power Muay Thai" instructional series with Dynamic Striking

Wikipedia — Liam Harrison (kickboxer) https://en.wikipedia.org/wiki/Liam_Harrison_(kickboxer)

ONE Championship — Official Athlete Profile https://www.onefc.com/athletes/liam-harrison/

ONE Championship — Harrison vs. Muangthai Named 2022 Muay Thai Fight of the Year https://www.onefc.com/features/liam-harrison-vs-muangthai-pk-saenchai-named-ones-2022-muay-thai-fight-of-the-year/

ONE Championship — Harrison Survives 2 Knockdowns, Knocks Out Muangthai https://www.onefc.com/news/liam-harrison-survives-2-knockdowns-knocks-out-muangthai-in-wild-clash/

ONE Championship — Harrison and Soe Lin Oo Booked for ONE 173: Denver https://www.onefc.com/news/legendary-strikers-liam-harrison-and-soe-lin-oo-booked-for-muay-thai-fight-at-one-173-denver/

YOKKAO — Liam Harrison: Muay Thai Legend from the UK https://yokkao.com/pages/liam-harrison

YOKKAO — Liam Harrison: The Last Dance https://yokkao.com/blogs/muay-thai-news/liam-harrison-the-last-dance MuayThai.com

Liam Harrison: The Hitman's Best Fights and Biography https://muaythai.com/liam-harrison-the-hitmans-best-fights-and-biography/

Hitman Fight League — Official Liam Harrison Biography https://hitmanfightleague.com/liam-harrison/

Liam Harrison Training — About Liam Harrison https://liamharrisontraining.com/about

Liam Harrison Training — Saenchai: From Foe to Friend https://billing.liamharrisontraining.com/saenchai-from-foe-to-friend-fighting-and-training-with-the-king-of-muay-thai/

Muay Thai Records — Liam Harrison Fight Record https://muaythairecords.com/fighters/liam-harrison

Dynamic Striking — Liam 'The Hitman' Harrison: England's Muay Thai Legend https://dynamicstriking.com/blogs/news/liam-the-hitman-harrison-england-s-muay-thai-legend

Siam Fight Magazine — Interview with Liam Harrison https://www.siamfightmag.com/en/liam-harrison-england/

Gym King — Liam Harrison Ambassador Profile https://thegymking.com/pages/ambassadors/liam-harrison

Evolve MMA — The Liam Harrison Fights That Will Never Be Forgotten https://evolve-mma.com/blog/hitman-alert-the-liam-harrison-fights-that-will-never-be-forgotten-and-how-to-fight-like-him /

Sports Illustrated / SI Fannation — Liam Harrison's 'Last Dance' Fight Officially Announced https://www.si.com/fannation/mma/news/liam-harrisons-last-dance-fight-officially-announced-for-2025-event

South China Morning Post — Harrison 'Wants a War' with Soe Lin Oo https://www.scmp.com/sport/martial-arts/article/3304242/one-championship-liam-harrison-wants-war-soe-lin-oo-when-pai

Sportskeeda — Harrison Recalls Brutal Matchup with Saenchai https://www.sportskeeda.com/mma/news-this-f-amazing-liam-harrison-recalls-brutal-matchup-saenchai-2011

Sportskeeda — Harrison Reveals Timeline for Return to ONE Championship https://www.sportskeeda.com/mma/news-i-ll-back-liam-harrison-reveals-timeline-return-fight-one-championship