This is a list of

ONE Championship ONE Championship, formerly ONE Fighting Championship (ONE FC) until January 2015, is a Multinational corporation, multinational combat sports Promoter (entertainment), promotion founded on 14 July 2011 by Chatri Sityodtong and Victor Cui. Origi ...

champions in each weight division of each sport.

Current champions

, Xiong Jing Nan , align=center , January 20, 2018 , align=center , , align=center , 7 , - ! align=left , Atomweight
, Denice Zamboanga , align=center , May 2, 2025 , align=center , , align=center , 0 , - ! colspan="5" align=center , Kickboxing , - ! align=left , Strawweight
, {{nowrap, {{flagicon, USA Jackie Buntan , align=center , November 9, 2024 , align=center , , align=center , 0 , - ! align=left , Atomweight
{{small, {{convert, 115, lb, kg, 1, abbr=on , {{nowrap, {{flagicon, THA Phetjeeja Lukjaoporongtom , align=center , March 9, 2024 , align=center , , align=center , 2 , - ! colspan="5" align=center , Muay Thai , - ! align=left , Strawweight
{{small, {{convert, 125, lb, kg, 1, abbr=on , Vacant , align=center , – , align=center , – , align=center , – , - ! align=left , Atomweight
{{small, {{convert, 115, lb, kg, 1, abbr=on , {{nowrap, {{flagicon, BRA

Allycia Rodrigues Allycia Hellen Rodrigues (born May 18, 1998) is a Brazilian Muay Thai kickboxer. She currently competes for ONE Championship, where she is the current ONE Atomweight Muay Thai World Champion. As of April 2024, she is ranked as the number three ...

, align=center , August 28, 2020 , align=center , , align=center , 3 , - ! colspan="5" align=left , Submission grappling , - ! align=left , Atomweight
{{small, {{convert, 115, lb, kg, 1, abbr=on , {{nowrap, {{flagicon, Brazil

Mayssa Bastos Mayssa Bastos (born 23 October 1997) is a Brazilian submission grappler and black belt Brazilian jiu-jitsu competitor. Bastos has won almost every single major jiu-jitsu tournaments in both Gi and No-Gi. She is the current roosterweight Wor ...

, align=center , August 3, 2024 , align=center , , align=center , 1 , -

Men's championship history

Heavyweight World Championship

::''Weight limit'' :::— ''MMA: {{convert, 265, lb, kg, 1, abbr=on'' :::— ''Kickboxing / Muay Thai: Unlimited'' {, class="wikitable" width=100% , align=left colspan="6" bgcolor="#D0F0C0", Mixed martial arts (MMA) , - !width=1%, No. !width=19%, Name !width=15%, Event !width=17%, Date !width=8%, Reign !width=40%, Defenses , - !1 , {{flagicon, USA

Brandon Vera Brandon Michael Vera (born October 10, 1977), or also known by his ring name as The Truth, is a Filipino and American retired mixed martial artist where he was the inaugural ONE Heavyweight Champion and the 2005 WEC Heavyweight Grand Prix Champ ...

{{small, def. Paul Cheng , align=center , {{nowrap, ONE: Spirit of Champions
{{small, Pasay, Philippines , align=center , Dec 11, 2015 , align=center , {{age in days, 2015, 12, 11, 2021, 5, 15, show unit=full , {{small, 1. def. Hideki Sekine at ONE: Age of Domination on Dec 2, 2016
{{nowrap, 2. def. Mauro Cerilli at ONE: Conquest of Champions on Nov 23, 2018
, - !2 , {{flagicon, CAN

Arjan Bhullar Arjan Singh Bhullar (born May 13, 1986) is a Canadian mixed martial artist currently competing in the heavyweight division of ONE Championship, where he is the former ONE Heavyweight World Champion. He has also competed in the Ultimate Fightin ...

, align=center, ONE: Dangal
{{small, Kallang, Singapore , align=center , May 15, 2021 , align=center , 769 days , , - ! — , {{flagicon, RUS Anatoly Malykhin
{{nowrap, {{small, def. Kirill Grishenko for interim title , align=center, ONE: Bad Blood
{{small, Kallang, Singapore , align=center, Feb 11, 2022 , align=center, — , , - !3 , {{flagicon, RUS Anatoly Malykhin , align=center, ONE Friday Fights 22
{{small, Bangkok, Thailand , align=center, Jun 23, 2023 , align=center, 505 days , , - !4 , {{flagicon, SEN Oumar Kane , align=center, ONE 169
{{small, Bangkok, Thailand , align=center, Nov 9, 2024 , align=center, {{age in days, 2024, 11, 09, show unit=full
(incumbent) , , - , align=left colspan="6" bgcolor="#FFFF99", Muay Thai , - !width=1%, No. !width=19%, Name !width=15%, Event !width=17%, Date !width=8%, Reign !width=40%, Defenses , - !1 , {{flagicon, UKR Roman Kryklia
{{nowrap, {{small, def. Alex Roberts , align=center , ONE Fight Night 17
{{small, Bangkok, Thailand , align=center , Dec 8, 2023 , align=center , {{age in days, 2023, 12, 08, show unit=full
(incumbent)
, 1. def. Lyndon Knowles at

ONE Fight Night 30 ''ONE Fight Night 30: Kryklia vs. Knowles'' was a combat sports event produced by ONE Championship that took place on April 5, 2025, at Lumpinee Boxing Stadium in Bangkok, Thailand. Background A ONE Heavyweight Muay Thai World Championship bo ...

on April 5, 2025 , -

Light Heavyweight World Championship

::''Weight limit: {{convert, 225, lb, kg, 1, abbr=on'' {, class="wikitable" width=100% , align=left colspan="6" bgcolor="#D0F0C0", Mixed martial arts (MMA) , - !width=1%, No. !width=19%, Name !width=15%, Event !width=17%, Date !width=8%, Reign !width=40%, Defenses , - !1 , {{flagicon, BRA

Roger Gracie Roger Gracie (born Roger Gracie Gomes; 26 September 1981) is a Brazilian former professional mixed martial artist (MMA) and 5th degree Brazilian jiu-jitsu (BJJ) practitioner and coach. The son of coral belt Mauricio Gomes and grandson of BJJ ...

{{small, def. Michal Pasternak , align=center , {{nowrap, ONE: Ascent to Power
{{small, Kallang, Singapore , align=center , May 6, 2016 , align=center , {{age in days, 2016, 5, 6, 2017, 10, 14, show unit=full , , - ! colspan=6 align=center , ''The title was vacated after Roger Gracie announced his retirement from MMA on October 14, 2017.'' , - !2 , {{flagicon, MMR

Aung La Nsang Aung La Maung Nsang (; born on May 21, 1985) is an American-Burmese mixed martial artist of Kachin people, Kachin descent. He is currently signed to ONE Championship, where he competes in both the Middleweight (MMA), middleweight and Light heavy ...

{{nowrap, {{small, def. Alexandre Machado , align=center , ONE: Quest for Gold
{{small, Yangon, Myanmar , align=center , Feb 23, 2018 , align=center , {{age in days, 2018, 2, 23, 2021, 4, 28, show unit=full , {{small, {{nowrap, 1. def.

at ONE: Century − Part 2 on Oct 13, 2019 , - !3 , {{flagicon, NED Reinier de Ridder , align=center , ONE on TNT 4
{{small, Kallang, Singapore , align=center , Apr 28, 2021 , align=center , {{age in days, 2021, 4, 28, 2022, 12, 3, show unit=full , , - !4 , {{nowrap, {{flagicon, RUS Anatoly Malykhin , align=center , {{nowrap, ONE on Prime Video 5
{{small, Pasay, Philippines , align=center , Dec 3, 2022 , align=center , {{age in days, 2022, 12, 03, show unit=full
(incumbent)
, , - , align=left colspan="6" bgcolor="#ADD8E6", Kickboxing , - !width=1%, No. !width=19%, Name !width=15%, Event !width=17%, Date !width=8%, Reign !width=40%, Defenses , - !1 , {{nowrap, {{flagicon, UKR Roman Kryklia
{{small, def. Tarik Khbabez , align=center , {{nowrap, ONE: Age Of Dragons
{{small, Beijing, China , align=center , Nov 16, 2019 , align=center , {{age in days, 2019, 11, 16, show unit=full
(incumbent)
, {{small, {{nowrap, 1. def.

Andrei Stoica Andrei Cătălin Stoica (born May 1, 1987) is a Romanian kickboxer competing in the Light Heavyweight division. He was the first to hold the SUPERKOMBAT Super Cruiserweight Championship and held the SUPERKOMBAT record for most con ...

at ONE: Collision Course on Dec 18, 2020
2. def.

Murat Aygün Murat Aygün (born 13 December 1988) is a Turkish-Dutch kickboxer, currently competing in the heavyweight division of Glory (kickboxing), Glory. As of February 2022, he is the #6 ranked heavyweight according to Combat Press. Combat Press has ra ...

at ONE: Full Circle on Feb 25, 2022

Middleweight World Championship

::''Weight limit: {{convert, 205, lb, kg, abbr=on'' {, class="wikitable" width=100% , align=left colspan="6" bgcolor="#D0F0C0", Mixed martial arts (MMA) , - !width=1%, No. !width=19%, Name !width=15%, Event !width=17%, Date !width=8%, Reign !width=40%, Defenses , - !1 , {{flagicon, KAZ Igor Svirid
{{small, def. Leandro Ataides , align=center , {{nowrap, ONE: Battle of the Lions
{{small, Kallang, Singapore , align=center , Nov 7, 2014 , align=center , {{age in days, 2014, 11, 7, 2015, 10, 9, show unit=full , , - !2 , {{flagicon, RUS

Vitaly Bigdash Vitaly Bigdash (Russian: Виталий Бигдаш; born July 25, 1984) is a Russian mixed martial artist who competed in the Light heavyweight division of Absolute Championship Akhmat (ACA). Bigdash has also competed for ONE Championship and h ...

, align=center , ONE: Tigers of Asia
{{small, Kuala Lumpur, Malaysia , align=center , Oct 9, 2015 , align=center , {{age in days, 2015, 10, 9, 2017, 6, 30, show unit=full , {{small, 1. def.

at ONE: Quest for Power on Jan 14, 2017 , - !3 , {{flagicon, MMR

, align=center , ONE: Light of a Nation
{{small, Yangon, Myanmar , align=center , Jun 30, 2017 , align=center , {{age in days, 2017, 6, 30, 2020, 10, 30, show unit=full , {{small, 1. def. Ken Hasegawa at ONE: Spirit of a Warrior on Jun 29, 2018
{{nowrap, 2. def. Mohammad Karaki at ONE: Pursuit of Greatness on Oct 26, 2018
3. def. Ken Hasegawa at ONE: A New Era on Mar 31, 2019 , - !4 , {{nowrap, {{flagicon, NED Reinier de Ridder , align=center , ONE: Inside the Matrix
{{small, Kallang, Singapore , align=center , Oct 30, 2020 , align=center , {{age in days, 2020, 10, 30, 2024, 3, 1, show unit=full , {{small, 1. def. Kiamrian Abbasov at ONE: Full Circle on Feb 25, 2022
2. def.

at ONE 159 on Jul 22, 2022 , - !5 , {{nowrap, {{flagicon, RUS Anatoly Malykhin , align=center , {{nowrap,

ONE 166 ''ONE 166: Qatar'' was a combat sport event produced by ONE Championship that took place on March 1, 2024, at Lusail Sports Arena in Lusail, Qatar. Background This event marked the organization's debut in Qatar. It also the second visit to ...

{{small, Lusail, Qatar , align=center , Mar 1, 2024 , align=center , {{age in days, 2024, 3, 1, show unit=full
(incumbent)
, , -

Welterweight World Championship

::''Weight limit: {{convert, 185, lb, kg, 1, abbr=on'' {, class="wikitable" width=100% , align=left colspan="6" bgcolor="#D0F0C0", Mixed martial arts (MMA) , - !width=1%, No. !width=19%, Name !width=15%, Event !width=17%, Date !width=8%, Reign !width=40%, Defenses , - !1 , align=left , {{flagicon, JPN

Nobutatsu Suzuki is a Japanese professional mixed martial artist who last competed in the Lightweight division of ONE FC. A professional MMA competitor since 2005, he has also competed for Vale Tudo Japan. He was the inaugural ONE FC Welterweight Champion. Ba ...

{{small, def.

Brock Larson Brock Orville Larson (born August 23, 1977) is a retired American professional mixed martial artist who competed in the Welterweight and Middleweight divisions. A professional competitor from 2002 until 2016, Larson has formerly competed for the U ...

, align=center , ONE: War of Nations
{{small, Kuala Lumpur, Malaysia , align=center , Mar 14, 2014 , align=center , {{age in days, 2014, 3, 14, 2014, 8, 29, show unit=full , , - !2 , align=left , {{flagicon, USA

Ben Askren Benjamin Michael Askren (born July 18, 1984) is an American former professional mixed martial artist, professional boxer and Olympic wrestler. He was the former Bellator and ONE Welterweight Champion, remaining undefeated for over a decade ...

, align=center , {{nowrap, ONE: Reign of Champions
{{small, Dubai, United Arab Emirates , align=center , Aug 29, 2014 , align=center , {{age in days, 2014, 8, 29, 2018, 10, 27, show unit=full , {{small, {{nowrap, NC. against Luis Santos at ONE: Valor of Champions on Apr 24, 2015
1. def. Agilan Thani at ONE: Dynasty of Heroes on May 26, 2017
2. def. Zebaztian Kadestam at ONE: Shanghai on Sep 2, 2017
3. def.

Shinya Aoki is a Japanese mixed martial artist, professional wrestler and grappler competing in ONE Championship's Welterweight division. He also competes in DDT Pro-Wrestling where he is a former three-time DDT Extreme Champion. A professional competit ...

at ONE: Immortal Pursuit on Nov 24, 2017 , - ! colspan=6 align=center , ''Askren vacated the title on October 27, 2018 when he was released from his contract.'' , - !3 , align=left , {{nowrap, {{flagicon, SWE Zebaztian Kadestam
{{small, def. Tyler McGuire , align=center , ONE: Warrior's Dream
{{small, Jakarta, Indonesia , align=center , Nov 17, 2018 , align=center , {{age in days, 2018, 11, 17, 2019, 10, 25, show unit=full , {{small, 1. def. Georgiy Kichigin at ONE: Reign of Valor on Mar 8, 2019 , - !4 , align=left , {{flagicon, KGZ Kiamrian Abbasov , align=center , ONE: Dawn Of Valor
{{small, Jakarta, Indonesia , align=center , Oct 25, 2019 , align=center , {{age in days, 2019, 10, 25, 2022, 11, 17, show unit=full , {{nowrap, {{small, 1. def. James Nakashima at ONE: Inside the Matrix 2 on Nov 6, 2020 , - ! colspan=6 align=center , ''Abbasov was stripped of the title on November 17, 2022, after failing to make weight for his title defense against Christian Lee at

ONE on Prime Video 4 ''ONE on Prime Video 4: Abbasov vs. Lee'' (also known as ''ONE Fight Night 4'') was a Combat sport event produced by ONE Championship that took place on November 19, 2022 at the Singapore Indoor Stadium in Kallang, Singapore. Background The or ...

.'' , - !5 , {{nowrap, {{flagicon, USA Christian Lee
{{small, def. Kiamrian Abbasov , align=center ,

{{small, Kallang, Singapore , align=center , Nov 19, 2022 , align=center , {{age in days, 2022, 11, 19, show unit=full
(incumbent)
, , - , align=left colspan="6" bgcolor="#FF7F7F", Submission grappling , - !width=1%, No. !width=19%, Name !width=15%, Event !width=17%, Date !width=8%, Reign !width=40%, Defenses , - !1 , {{flagicon, USA

Tye Ruotolo Tye Ruotolo (born January 22, 2003) is an American submission grappler. A competitor with his twin brother Kade since the age of 3, Ruotolo is currently the youngest IBJJF World champion at black belt level in the history of the sport. At th ...

{{small, def. Magomed Abdulkadirov , align=center , ONE Fight Night 16
{{small, Bangkok, Thailand , align=center , Nov 4, 2023 , align=center , {{age in days, 2023, 11, 04, show unit=full
(incumbent)
, {{small, 1. def. Izaak Michell at ONE Fight Night 21 on Apr 6, 2024
{{small, 2. def. Dante Leon at ONE Fight Night 31 on May 3, 2025

Lightweight World Championship

::''Weight limit: {{convert, 170, lb, kg, 1, abbr=on'' {, class="wikitable" width=100% , align=left colspan="6" bgcolor="#D0F0C0", Mixed martial arts (MMA) , - !width=1%, No. !width=19%, Name !width=15%, Event !width=17%, Date !width=8%, Reign !width=40%, Defenses , - !1 , {{flagicon, ROK

Kotetsu Boku Park Kwang-cheol (), better known by his Japanese name , is a retired Japanese-born South Korean mixed martial artist and kickboxer, competing in the Featherweight division of Rizin Fighting Federation. He has mostly fought in Shooto, where ...

{{small, def. Zorobabel Moreira , align=center , ONE: Rise of Kings
{{small, Kallang, Singapore , align=center , Oct 6, 2012 , align=center , {{age in days, 2012, 10, 6, 2013, 4, 5, show unit=full , , - !2 , {{flagicon, JPN

, align=center , ONE: Kings and Champions
{{small, Kallang, Singapore , align=center , Apr 5, 2013 , align=center , {{age in days, 2013, 4, 5, 2016, 11, 11, show unit=full , {{nowrap, {{small, 1. def.

Kamal Shalorus Kamal Shalorus (; born 1972–1977) is an Iranian professional mixed martial artist who competed in the Lightweight division of the WEC, UFC, and ONE Championship. Early life and background Shalorus was born in an isolated rural community in n ...

at ONE: Reign of Champions on Aug 29, 2014
{{small, 2. def. Koji Ando at ONE: Warrior's Quest on May 22, 2015 , - !3 , {{flagicon, PHI

Eduard Folayang Eduard Ayangwa Folayang (born November 22, 1983) is a Filipino professional mixed martial artist and wushu practitioner who competes in the Lightweight division of ONE Championship, where he is a two-time ONE Lightweight World Ch ...

, align=center , ONE: Defending Honor
{{small, Kallang, Singapore , align=center , Nov 11, 2016 , align=center , {{age in days, 2016, 11, 11, 2017, 11, 10, show unit=full , {{small, 1. def. Ev Ting at ONE: Kings of Destiny on Apr 21, 2017 , - !4 , {{flagicon, AUS Martin Nguyen , align=center , ONE: Legends of the World
{{small, Pasay, Philippines , align=center , Nov 10, 2017 , align=center , {{age in days, 2017, 11, 10, 2018, 9, 28, show unit=full , , - ! colspan=6 align=center , ''Nguyen vacated the title on September 28, 2018 due to suffering an injury in training, rendering him unable to defend the title.'' , - !5 , {{nowrap, {{flagicon, PHI

{{small, (2)
{{small, def. Amir Khan , align=center , {{nowrap, ONE: Conquest of Champions
{{small, Pasay, Philippines , align=center , Nov 23, 2018 , align=center , {{age in days, 2018, 11, 23, 2019, 3, 31, show unit=full
(492 days) , , - !6 , {{flagicon, JPN

{{small, (2) , align=center , ONE: A New Era
{{small, Tokyo, Japan , align=center , Mar 31, 2019 , align=center , {{age in days, 2019, 3, 31, 2019, 5, 17, show unit=full
(1410 days) , , - !7 , {{flagicon, USA Christian Lee , align=center , ONE: Enter the Dragon
{{small, Kallang, Singapore , align=center , May 17, 2019 , align=center , {{age in days, 2019, 5, 17, 2021, 9, 24, show unit=full , {{small, 1. def. Iuri Lapicus at ONE: Inside the Matrix on Oct 30, 2020
{{nowrap, 2. def. Timofey Nastyukhin at ONE on TNT 2 on Apr 14, 2021 , - !8 , {{flagicon, KOR Ok Rae-yoon , align=center , ONE: Revolution
{{small, Kallang, Singapore , align=center , Sep 24, 2021 , align=center , {{age in days, 2021, 9, 24, 2022, 8, 26, show unit=full , , - !9 , {{flagicon, USA Christian Lee {{small, (2) , align=center ,

ONE 160 ''ONE 160: Ok vs. Lee 2'' was a Combat sport event produced by ONE Championship that took place on August 26, 2022, at the Singapore Indoor Stadium in Kallang, Singapore. Background A List of ONE Championship champions#Lightweight World Champion ...

{{small, Kallang, Singapore , align=center , Aug 26, 2022 , align=center , {{age in days, 2022, 08, 26, show unit=full
(incumbent)
, NC. against Alibeg Rasulov at ONE Fight Night 26 on Dec 7, 2024 , - , align=left colspan="6" bgcolor="#ADD8E6", Kickboxing , - !width=1%, No. !width=19%, Name !width=15%, Event !width=17%, Date !width=8%, Reign !width=40%, Defenses , - !1 , {{nowrap, {{flagicon, SUR

Regian Eersel Regian Eersel (born 16 December 1992) is a Surinamese-Dutch kickboxer currently signed to ONE Championship. He is the current ONE Lightweight Muay Thai World Champion and current ONE Lightweight Kickboxing World Champion. Regian Eersel is one ...

{{nowrap, {{small, def.

Nieky Holzken Nicolaas Hubertus Holzken (born December 16, 1983) is a Dutch kickboxer and professional boxer currently signed to ONE Championship, where he competes in the Lightweight#Kickboxing, Lightweight division. He is the former Glory (kickboxing)#Glory ...

, align=center , {{nowrap, ONE: Enter the Dragon
{{small, Kallang, Singapore , align=center , May 17, 2019 , align=center , {{age in days, 2019, 05, 17, 2024, 04, 06, show unit=full
, {{small, 1. def.

at ONE: Dawn Of Valor on Oct 25, 2019
2. def. Mustapha Haida at ONE: Fists Of Fury 3 on Feb 26, 2021
{{nowrap, 3. def. Islam Murtazaev at ONE: Winter Warriors on Dec 3, 2021
4. def. Arian Sadiković at ONE 156 on Apr 22, 2022 , - !2 , {{flagicon, FRA Alexis Nicolas , align=center , ONE Fight Night 21
{{small, Bangkok, Thailand , align=center , April 6, 2024 , align=center , 182 days , , - !3 , {{flagicon, SUR

{{small, (2) , align=center , ONE Fight Night 25
{{small, Bangkok, Thailand , align=center , Oct 5, 2024 , align=center , 180 days (1966 days) , , - ! colspan=6 align=center , ''Eersel was stripped of the title on April 3, 2025, after failing to hydration test for his title defense against Alexis Nicolas at

.'' , - , align=left colspan="6" bgcolor="#FFFF99", Muay Thai , - !width=1%, No. !width=19%, Name !width=15%, Event !width=17%, Date !width=8%, Reign !width=40%, Defenses , - !1 , {{flagicon, SUR

{{nowrap, {{small, def. Sinsamut Klinmee , align=center ,

ONE on Prime Video 3 ''ONE on Prime Video 3: Lineker vs. Andrade'' (also known as ''ONE Fight Night 3'') was a combat sport event produced by ONE Championship that took place on October 22, 2022 at the Axiata Arena in Kuala Lumpur, Malaysia. Background The event was ...

{{small, Kuala Lumpur, Malaysia , align=center , Oct 22, 2022 , align=center , {{age in days, 2022, 10, 22, show unit=full
(incumbent)
, {{small, 1. def. Sinsamut Klinmee at ONE Friday Fights 9 on Mar 17, 2023
2. def. Dmitry Menshikov at

ONE Fight Night 11 ''ONE Fight Night 11: Eersel vs. Menshikov'' was a Combat sport event produced by ONE Championship that took place on June 10, 2023, at Lumpinee Boxing Stadium in Bangkok, Thailand. Background A ONE Lightweight Muay Thai World Championship bo ...

on June 9, 2023 , - , align=left colspan="6" bgcolor="#FF7F7F", Submission grappling , - !width=1%, No. !width=19%, Name !width=15%, Event !width=17%, Date !width=8%, Reign !width=40%, Defenses , - !1 , {{flagicon, USA

Kade Ruotolo Kade Ruotolo (born January 22, 2003) is an American submission grappler and mixed martial artist. A competitor with his twin brother Tye since the age of 3, Ruotolo is an IBJJF World champion, Pan Am, and European Open champion at every col ...

{{nowrap, {{small, def. Uali Kurzhev , align=center ,

{{small, Kuala Lumpur, Malaysia , align=center , Oct 22, 2022 , align=center , {{age in days, 2022, 10, 22, show unit=full
(incumbent)
, {{small, 1. def. Matheus Gabriel at ONE on Prime Video 5 on Dec 3, 2022
2. def. Tommy Langaker at

on June 9, 2023
3. def. Tommy Langaker at ONE 165 on January 28, 2024 , -

Featherweight World Championship

::''Weight limit: {{convert, 155, lb, kg, 1, abbr=on'' {, class="wikitable" width=100% , align=left colspan="6" bgcolor="#D0F0C0", Mixed martial arts (MMA) , - !width=1%, No. !width=19%, Name !width=15%, Event !width=17%, Date !width=8%, Reign !width=40%, Defenses , - !1 , {{flagicon, PHI Honorio Banario
{{small, def. Eric Kelly , align=center , ONE: Return of Warriors
{{small, Kuala Lumpur, Malaysia , align=center , Feb 2, 2013 , align=center , {{age in days, 2013, 2, 2, 2013, 5, 31, show unit=full , , - !2 , {{flagicon, JPN Koji Oishi , align=center , ONE FC: Rise to Power
{{small, Pasay, Philippines , align=center , May 31, 2013 , align=center , {{age in days, 2013, 5, 31, 2014, 8, 29, show unit=full , {{small, 1. def. Honorio Banario at ONE: Moment of Truth on Dec 6, 2013 , - !3 , {{nowrap, {{flagicon, MNG Jadamba Narantungalag , align=center , ONE: Reign of Champions
{{small, Dubai, United Arab Emirates , align=center , Aug 29, 2014 , align=center , {{age in days, 2014, 8, 29, 2015, 11, 21, show unit=full , , - ! — , {{flagicon, RUS

Marat Gafurov Marat Gafurov (Russian: Марат Гафуров; born November 21, 1984) is a Russian professional mixed martial artist, who competes in the Featherweight and Lightweight divisions of Absolute Championship Akhmat (ACA). A professional MMA compe ...

{{small, def. Martin Nguyen for interim title , align=center , ONE: Odyssey of Champions
{{small, Jakarta, Indonesia , align=center , Sep 27, 2015 , align=center , — , , - !4 , {{flagicon, RUS

, align=center , {{nowrap, ONE: Dynasty of Champions 3
{{small, Beijing, China , align=center , Nov 21, 2015 , align=center , {{age in days, 2015, 11, 21, 2017, 8, 18, show unit=full , {{small, 1. def.

Kazunori Yokota is a Japanese mixed martial artist and judoka. Yokota fought for the Japanese MMA promotions DEEP and WVR Sengoku. Career and background Yokota has a background in Judo and fights for Team Grabaka with notable training partners such as Akih ...

at ONE: Kingdom of Champions on May 27, 2016
{{nowrap, 2. def. Jadamba Narantungalag at ONE: Defending Honor on Nov 11, 2016 , - !5 , {{flagicon, AUS Martin Nguyen , align=center , ONE: Quest for Greatness
{{small, Kuala Lumpur, Malaysia , align=center , Aug 18, 2017 , align=center , {{age in days, 2017, 8, 18, 2020, 10, 30, show unit=full , {{small, 1. def. Christian Lee at ONE: Unstoppable Dreams on May 18, 2018.
{{nowrap, 2. def. Jadamba Narantungalag at ONE: Roots of Honor on Apr 12, 2019
3. def. Koyomi Matsushima at ONE: Dawn of Heroes on Aug 2, 2019 , - !6 , {{flagicon, USA Thanh Le , align=center , ONE: Inside the Matrix
{{small, Kallang, Singapore , align=center , Oct 30, 2020 , align=center , {{age in days, 2020, 10, 30, 2022, 8, 26, show unit=full , {{small, 1. def.

Garry Tonon Garry Lee Tonon (born September 12, 1991) is an American submission grappler and mixed martial artist. He is a five-time Eddie Bravo Invitational champion, and has won titles at ADCC submission wrestling championship, IBJJF World and Pan Americ ...

at ONE: Lights Out on Mar 11, 2022
, - !7 , {{flagicon, CHN Tang Kai , align=center ,

{{small, Kallang, Singapore , align=center , Aug 26, 2022 , align=center , {{age in days, 2022, 08, 26, show unit=full
(incumbent)
, {{small, 1. def. Interim champion Thanh Le at

on Mar 1, 2024
, - ! — , {{flagicon, USA Thanh Le
{{nowrap, {{small, def. Ilya Freymanov for interim title , align=center ,

ONE Fight Night 15 ''ONE Fight Night 15: Le vs. Freymanov'' was a combat sport event produced by ONE Championship that took place on October 7, 2023, at Lumpinee Boxing Stadium in Bangkok, Thailand. Background A ONE Featherweight Muay Thai World Championship b ...

{{small, Bangkok, Thailand , align=center , Oct 7, 2023 , align=center , — , , - , align=left colspan="6" bgcolor="#ADD8E6", Kickboxing , - !width=1%, No. !width=19%, Name !width=15%, Event !width=17%, Date !width=8%, Reign !width=40%, Defenses , - !1 , {{nowrap, {{flagicon, THA

Superbon Singha Mawynn Suppachai Muensang (; born August 16, 1990), known professionally as Superbon Singha Mawynn (), is a Thai professional Muay Thai fighter and kickboxer. He is currently signed to ONE Championship, where he is the current ONE Featherweight Kickbo ...

{{small, def.

Giorgio Petrosyan Gevorg "Giorgio" Petrosyan (; born December 10, 1985) is an Armenian-Italian kickboxer who competes in the middleweight division. Nicknamed "The Doctor", he is noted for supreme technical skills, ringsmanship, and defensive prowess which has se ...

, align=center , {{nowrap, ONE: First Strike
{{small, Kallang, Singapore , align=center , Oct 15, 2021 , align=center , {{age in days, 2021, 10, 15, 2023, 1, 14, show unit=full , {{nowrap, {{small, 1. def.

Marat Grigorian Marat Grigorian (; born 29 May 1991) is an Armenian- Belgian kickboxer currently signed to ONE Championship, where he competes in the featherweight division. Grigorian previously competed for Glory. He is a former Glory Lightweight Champion. He ...

on ONE: X at Mar 26, 2022 , - !2 , {{flagicon, BLR Chingiz Allazov , align=center ,

ONE Fight Night 6 ''ONE Fight Night 6: Superbon vs. Allazov'' was a combat sport event produced by ONE Championship that took place on January 14, 2023, at the Impact Arena in Bangkok, Thailand. Background The event marked the promotion's sixteen visit to Bangko ...

{{small, Bangkok, Thailand , align=center , Jan 14, 2023 , align=center , {{age in days, 2023, 01, 14, 2024, 8, 31, show unit=full , {{small, {{nowrap, 1. def.

at ONE Fight Night 13 on Aug 5, 2023 , - ! — , {{flagicon, THA

{{nowrap, {{small, def.

for interim title , align=center , ONE Friday Fights 58
{{small, Bangkok, Thailand , align=center , Apr 5, 2024 , align=center , — , , - ! colspan=6 align=center , ''Allazov vacated the title on August 31, 2024, when he was released from his contract. Interim champion Superbon was officially promoted to undisputed champion on January 6, 2025.'' , - !3 , {{nowrap, {{flagicon, THA

{{small, (2)
{{small, promoted to undisputed champion , align=center , – , align=center , Jan 6, 2025 , align=center , {{age in days, 2025, 01, 06, show unit=full
(incumbent)
, , - !– , {{flagicon, JPN

Masaaki Noiri is a Japanese Kickboxing, kickboxer, currently competing in the Featherweight Division of ONE Championship, where he is the List of ONE Championship champions#Featherweight World Championship, interim Featherweight Kickboxing World Champion. He ...

{{small, {{nowrap, def. Tawanchai P.K.Saenchai for interim title , align=center,

ONE 172 ''ONE 172: Takeru vs. Rodtang'' was a combat sports event produced by ONE Championship that took place on March 23, 2025, at the Saitama Super Arena in Saitama, Japan. Background The event marked the promotion's first visit to Saitama and fif ...

Yodsanklai Fairtex Yodthanong Photirat (; born born, July 1, 1985), known professionally as Yodsanklai Fairtex (), is a Thai former professional Muay Thai fighter and kickboxer. He is a former WBC Muay Thai World Super welterweight champion at 154 lbs, and a ...

at ONE: No Surrender on Jul 31, 2020
{{nowrap, 2. def. Magnus Andersson at ONE: A New Breed 3 on Sep 18, 2020
3. def. Jimmy Vienot at ONE 157 on May 20, 2022 , - !2 , {{flagicon, THA Tawanchai P.K.Saenchai , align=center , {{nowrap,

ONE 161 ''ONE 161: Petchmorakot vs. Tawanchai'' was a Combat sport event produced by ONE Championship that took place on September 29, 2022 at the Singapore Indoor Stadium in Kallang, Singapore. Background The event was originally expected to be head ...

{{small, Kallang, Singapore , align=center , Sep 29, 2022 , align=center , {{age in days, 2022, 09, 29, show unit=full
(incumbent)
, {{small, 1. def. Jamal Yusupov at ONE Fight Night 7 on Feb 25, 2023
{{nowrap, 2. def.

at ONE Friday Fights 46 on Dec 22, 2023
{{small, 3. def.

Jo Nattawut Nattawut Somkhun, ( Thai: ณัฐวุฒิ โสมกูล; born October 7, 1989), also known as Jo Nattawut and Smokin' Jo, is a Thai Muay Thai kickboxer. He is a 5-time Lion Fight super welterweight champion and 1-time Lion Fight middl ...

ONE 167 ''ONE 167: Tawanchai vs. Nattawut 2'' was a combat sport event produced by ONE Championship that took place on June 8, 2024, at the Impact Arena in Bangkok, Thailand. Background After the hosting events in Bangkok that took place in Lumpinee B ...

on Jun 7, 2024
{{small, 4. def.

ONE 170 ''ONE 170: Tawanchai vs. Superbon 2'' was a combat sports event produced by ONE Championship that took place on January 24, 2025, at the Impact Arena in Bangkok, Thailand. Background The event marked the promotion's 18th held in Impact Arena ...

on Jan 24, 2025

Bantamweight World Championship

::''Weight limit: {{convert, 145, lb, kg, 1, abbr=on'' {, class="wikitable" width=100% , align=left colspan="6" bgcolor="#D0F0C0", Mixed martial arts (MMA) , - !width=1%, No. !width=19%, Name !width=15%, Event !width=17%, Date !width=8%, Reign !width=40%, Defenses , - !1 , {{flagicon, KOR Kim Soo-chul
{{small, def.

Leandro Issa Leandro Issa (born September 19, 1983) is a mixed martial artist from Brazil. Issa is a black belt in Brazilian Jiu Jitsu and has won numerous BJJ competitions and tournaments including the Mundials and the Brazilian national championships. He ...

, align=center , ONE FC: Rise of Kings
{{small, Kallang, Singapore , align=center , Oct 6, 2012 , align=center , {{age in days, 2012, 10, 6, 2013, 10, 18, show unit=full , , - ! — , {{flagicon, BRA Bibiano Fernandes
{{nowrap, {{small, def. Koetsu Okazaki for interim title , align=center , ONE FC: Rise to Power
{{small, Pasay, Philippines , align=center , May 31, 2013 , align=center , — , , - !2 , {{flagicon, Brazil Bibiano Fernandes , align=center , {{nowrap, ONE FC: Total Domination{{small, {{nowrap, Kallang, Singapore , align=center , Oct 18, 2013 , align=center , {{age in days, 2013, 10, 18, 2018, 11, 9, show unit=full , {{small, 1. def. Masakatsu Ueda at ONE FC: Rise of Heroes on May 2, 2014
2. def. Kim Dae-hwan at ONE FC: Warrior's Way on Dec 5, 2014
3. def. Toni Tauru at ONE: Kingdom of Warriors on Jul 18, 2015
{{nowrap, 4. def.

Kevin Belingon Kevin Indunan Belingon (born October 30, 1987) is a Filipino mixed martial artist. He competed mostly with ONE Championship, where he was the former ONE Bantamweight World Champion and Universal Reality Combat Championship (URCC) Flyweight Cham ...

at ONE: Dynasty of Champions (Changsha) on Jan 23, 2016
5. def. Reece McLaren at ONE: Age of Domination on Dec 2, 2016
6. def. Andrew Leone at ONE: Kings & Conquerors on Aug 5, 2017
7. def. Martin Nguyen at ONE: Iron Will on Mar 24, 2018 , - ! — , {{flagicon, PHI

{{nowrap, {{small, def. Martin Nguyen for interim title , align=center , ONE: Reign of Kings
{{small, Pasay, Philippines , align=center , Jul 27, 2018 , align=center , — , , - !3 , {{flagicon, PHI

, align=center , ONE: Heart of the Lion
{{small, Kallang, Singapore , align=center , Nov 9, 2018 , align=center , {{age in days, 2018, 11, 9, 2019, 3, 31, show unit=full , , - !4 , {{flagicon, BRA Bibiano Fernandes {{small, (2) , align=center , ONE: A New Era
{{small, Tokyo, Japan , align=center , Mar 31, 2019 , align=center , {{age in days, 2019, 3, 31, 2022, 3, 11, show unit=full , {{small, 1. def.

at ONE: Century − Part 2 on Oct 13, 2019 , - !5 , {{flagicon, BRA

John Lineker John Lineker (born June 12, 1990) is a Brazilian Muay Thai kickboxer and mixed martial artist currently signed to ONE Championship, where he is the former ONE Bantamweight MMA World Champion. Lineker formerly competed in the bantamweight divisio ...

, align=center , ONE: Lights Out
{{small, Kallang, Singapore , align=center , Mar 11, 2022 , align=center , {{age in days, 2022, 3, 11, 2022, 10, 20, show unit=full , , - ! colspan=6 align=center , ''Lineker was stripped of the title on October 20, 2022, after failing to make weight for his title defense against

Fabrício Andrade Fabrício de Andrade (born October 10, 1997) is a Brazilian mixed martial artist and former Muay Thai kickboxer, who competes in the Bantamweight division of ONE Championship, where he is the current ONE Bantamweight World Champion. Background ...

.''{{cite web, title=John Lineker stripped of title after missing weight for ONE on Prime Video 3, url=https://mmajunkie.usatoday.com/2022/10/one-on-prime-video-3-john-lineker-stripped-misses-weight, website=MMA Junkie, access-date=20 October 2022, date=20 October 2022 , - !6 , {{flagicon, BRA

{{small, def.

, align=center , ONE Fight Night 7
{{small, Bangkok, Thailand , align=center , Feb 25, 2023 , align=center , {{age in days, 2023, 02, 25, show unit=full
(incumbent) , {{small, 1. def.

Kwon Won-il Kwon Won-il (; born June 24, 1995) is a South Korean mixed martial arts, mixed martial artist who competes in the Bantamweight (MMA), Bantamweight division of ONE Championship. As of March 6, 2023, he is ranked #4 in the ONE Championship Rankings ...

on Jan 24, 2025 , - , align=left colspan="6" bgcolor="#ADD8E6", Kickboxing , - !width=1%, No. !width=19%, Name !width=15%, Event !width=17%, Date !width=8%, Reign !width=40%, Defenses , - !1 , {{flagicon, RUS Alaverdi Ramazanov
{{small, def. Zhang Chenglong , align=center , {{nowrap, ONE: Mark of Greatness
{{small, Kuala Lumpur, Malaysia , align=center , Dec 6, 2019 , align=center , {{age in days, 2019, 12, 6, 2021, 1, 22, show unit=full , , - !2 , {{nowrap, {{flagicon, THA Capitan Petchyindee , align=center , ONE: Unbreakable
{{small, Kallang, Singapore , align=center , Jan 22, 2021 , align=center , {{age in days, 2021, 1, 22, 2022, 3, 26, show unit=full , {{small, {{nowrap, 1. def. Mehdi Zatout at ONE: Revolution on Sep 24, 2021 , - !3 , {{flagicon, JPN Hiroki Akimoto , align=center , ONE: X
{{small, Kallang, Singapore , align=center , Mar 26, 2022 , align=center , {{age in days, 2022, 3, 26, 2022, 11, 19, show unit=full , , - !4 , {{flagicon, THA Petchtanong Petchfergus , align=center , ONE 163
{{small, Kallang, Singapore , align=center , Nov 19, 2022 , align=center , {{age in days, 2022, 11, 19, 2023, 07, 26, show unit=full , , - ! colspan=6 align=center , ''Petchtanong was stripped of the title on July 26, 2023, due to tested positive for both metenolone and noldenone, which is a banned substance according to International Doping Tests & Management.'' , - !5 , {{nowrap, {{flagicon, ENG

Jonathan Haggerty Jonathan Haggerty (born 18 February 1997) is a British professional Muay Thai fighter and kickboxer currently signed with ONE Championship. He is the reigning ONE Bantamweight Kickboxing World Champion and former ONE Flyweight & Bantamweight ...

{{small, def.

, align=center , {{nowrap, ONE Fight Night 16
{{small, Bangkok, Thailand , align=center , Nov 4, 2023 , align=center , {{age in days, 2023, 11, 04, show unit=full
(incumbent)
, 1. def Wei Rui at ONE 171: Qatar on Feb 20, 2025 , - , align=left colspan="6" bgcolor="#FFFF99", Muay Thai , - !width=1%, No. !width=19%, Name !width=15%, Event !width=17%, Date !width=8%, Reign !width=40%, Defenses , - !1 , {{nowrap, {{flagicon, THA

Nong-O Gaiyanghadao Apichet Kotanon (; born November 10, 1986), known professionally as Nong-O Hamamuaythai () and previously Nong-O Gaiyanghadao (), is a Thai professional Muay Thai fighter currently signed to ONE Championship. He is a four-time Lumpinee Stadium ch ...

{{small, def. Han Zihao , align=center , {{nowrap, ONE: Clash of Legends
{{small, Bangkok, Thailand , align=center , Feb 16, 2019 , align=center , {{age in days, 2019, 02, 16, 2023, 04, 22, show unit=full , {{small, 1. def.

Hiroaki Suzuki Hiroaki Suzuki ( Japanese: 鈴木博昭; born December 6, 1984) is a Japanese shoot boxer and mixed martial artist currently signed to Rizin Fighting Federation. He has also competed for ONE Championship. In shoot boxing, Suzuki is a former SH ...

at ONE: Warriors of Light on May 10, 2019
2. def. Brice Delval at ONE: Immortal Triumph on Sep 6, 2019
3. def. Saemapetch Fairtex at ONE: Edge Of Greatness on Nov 22, 2019
4. def. Rodlek P.K. Saenchai at ONE: Collision Course on Dec 18, 2020
5. def. Felipe Lobo at ONE: X on Mar 26, 2022
6. def. Liam Harrison at ONE on Prime Video 1 on Aug 27, 2022
7. def. Alaverdi Ramazanov at ONE Friday Fights 1 on Jan 20, 2023 , - !2 , {{nowrap, {{flagicon, ENG

, align=center , {{nowrap, ONE Fight Night 9
{{small, Bangkok, Thailand , align=center , Apr 22, 2023 , align=center , 503 days , {{small, 1. def. Felipe Lobo at ONE Fight Night 19 on Feb 17, 2024 , - !3 , {{flagicon, THA Superlek Kiatmuukao , align=center , {{nowrap,

ONE 168 ''ONE 168: Denver'' was a combat sport event produced by ONE Championship that took place on September 6, 2024, at the Ball Arena in Denver, Colorado, United States. Background The event marked the promotion's second visit to the United States ...

{{small, Denver, CO, U.S. , align=center , Sep 6, 2024 , align=center , 183 days , , - !– , {{flagicon, THA

Nabil Anane Nabil Anane (; born 30 April 2004) is a Thai and French Muay Thai fighter. He is a former IFMA youth world Muay Thai champion. He previously competed in Lethwei at the World Lethwei Championship and is currently signed to ONE Championship, wher ...

{{small, def.

Nico Carrillo Nico Carrillo (born 17 October 1998) is a Scottish Muay Thai fighter. He is the current WMO Welterweight World Champion and ISKA Muay Thai World 65 kg Champion. As of January 2025, he is ranked #2 in the ONE Bantamweight Muay Thai rankings ...

for interim title , align=center ,

{{small, Bangkok, Thailand , align=center , Jan 24, 2025 , align=center , {{age in days, 2025, 01, 24, show unit=full
(incumbent)
, , - ! colspan=6 align=center , ''Superlek was stripped of the title on March 22, 2025, after failing to hydration test for his title unification bout against

.''

Flyweight World Championship

::''Weight limit: {{convert, 135, lb, kg, 1, abbr=on'' {, class="wikitable" width=100% , align=left colspan="6" bgcolor="#D0F0C0", Mixed martial arts (MMA) , - !width=1%, No. !width=19%, Name !width=15%, Event !width=17%, Date !width=8%, Reign !width=40%, Defenses , - !1 , {{flagicon, BRA Adriano Moraes
{{small, def. Geje Eustaquio , align=center , ONE: Rise of the Kingdom
{{small, Phnom Penh, Cambodia , align=center , Sep 12, 2014 , align=center , {{age in days, 2014, 9, 12, 2015, 11, 21, show unit=full , {{nowrap, {{small, 1. def. {{abbr, Riku Shibuya, formerly known as Asuka Mikami at ONE: Age of Champions on Mar 13, 2015 , - !2 , {{flagicon, KAZ

Kairat Akhmetov Kairat Akhmetov ( Kazakh: Қайрат Ахметов; born October 12, 1987) is a Kazakh professional mixed martial artist Mixed martial arts (MMA) is a full-contact fighting sport based on striking and grappling; incorporating techniq ...

, align=center , {{nowrap, ONE: Dynasty of Champions 3
{{small, Beijing, China , align=center , Nov 21, 2015 , align=center , {{age in days, 2015, 11, 21, 2017, 8, 5, show unit=full , , - ! — , {{flagicon, BRA Adriano Moraes
{{small, def. Tilek Batyrov for interim title , align=center , ONE: Heroes of the World
{{small, Macau, SAR, China , align=center , Aug 13, 2016 , align=center , — , , - !3 , {{flagicon, BRA Adriano Moraes {{small, (2) , align=center , ONE: Kings & Conquerors
{{small, Macau, SAR, China , align=center , Aug 5, 2017 , align=center , {{age in days, 2017, 8, 5, 2018, 6, 23, show unit=full
(757 days) , {{small, 1. def. Danny Kingad at ONE: Legends of the World on Nov 10, 2017 , - ! — , {{flagicon, PHI Geje Eustaquio
{{nowrap, {{small, def.

for interim title , align=center , ONE: Global Superheroes
{{small, Pasay, Philippines , align=center , Jan 26, 2018 , align=center , — , , - !4 , {{flagicon, PHI Geje Eustaquio , align=center , ONE: Pinnacle of Power
{{small, Beijing, China , align=center , Jun 23, 2018 , align=center , {{age in days, 2018, 6, 23, 2019, 1, 25, show unit=full , , - !5 , {{flagicon, BRA Adriano Moraes {{small, (3) , align=center , ONE: Hero's Ascent
{{small, Pasay, Philippines , align=center , Jan 25, 2019 , align=center , {{age in days, 2019, 1, 25, 2022, 8, 27, show unit=full
(2067 days) , {{small, 1. def.

Demetrious Johnson Demetrious Khrisna Johnson (born August 13, 1986) is an American former professional mixed martial artist. He competed in the Flyweight division of the Ultimate Fighting Championship (UFC), where he was the inaugural and former UFC Flyweight C ...

at ONE on TNT 1 on Apr 7, 2021
2. def. Yuya Wakamatsu at ONE: X on Mar 26, 2022 , - !6 , {{flagicon, USA

, align=center , ONE on Prime Video 1
{{small, Kallang, Singapore , align=center , Aug 27, 2022 , align=center , 741 days , {{small, 1. def. Adriano Moraes at

ONE Fight Night 10 ''ONE Fight Night 10: Johnson vs. Moraes 3'' was a combat sport event produced by ONE Championship that took place on May 5, 2023, at the 1stBank Center in Broomfield, Colorado, United States. Background The event marked the promotion's first ...

on May 5, 2023 , - ! colspan=8 align=center , ''Johnson announced his retirement from MMA during at

on September 6, 2024.'' , - !7 , {{flagicon, JPN Yuya Wakamatsu
{{small, def. Adriano Moraes , align=center,

{{small, Saitama, Japan , align=center, Mar 23, 2025 , align=center, {{age in days, 2025, 3, 23, show unit=full
(incumbent)
, , - , align=left colspan="6" bgcolor="#ADD8E6", Kickboxing , - !width=1%, No. !width=19%, Name !width=15%, Event !width=17%, Date !width=8%, Reign !width=40%, Defenses , - !1 , {{nowrap, {{flagicon, THA Petchdam Petchyindee
{{small, def. Elias Mahmoudi , align=center , {{nowrap, ONE: Warriors of Light
{{small, Bangkok, Thailand , align=center , May 10, 2019 , align=center , {{age in days, 2019, 5, 10, 2019, 8, 16, show unit=full , , - !2 , {{flagicon, NED Ilias Ennahachi , align=center , ONE: Dreams of Gold
{{small, Bangkok, Thailand , align=center , Aug 16, 2019 , align=center , {{age in days, 2019, 8, 16, 2023, 1, 3, show unit=full , {{small, {{nowrap, 1. def. Wang Wenfeng at ONE: Age Of Dragons on Nov 16, 2019
2. def. Superlek Kiatmuukao at ONE: Fists Of Fury on Feb 26, 2021 , - ! colspan=8 align=center , ''Ennahachi vacated the belt on January 3, 2023, due to his inability to make the flyweight limit of 135 pounds while hydrated.''{{Cite web, url=https://www.onefc.com/news/ennahachi-vacates-one-flyweight-kickboxing-world-title-superlek-to-face-puertas-for-belt/, title=Ennahachi Vacates ONE Flyweight Kickboxing World Title; Superlek To Face Puertas For Belt, website=ONE Championship – The Home of Martial Arts, date=3 January 2023 , access-date=2023-01-03 , - !3 , {{flagicon, THA Superlek Kiatmuukao
{{small, def. Daniel Puertas Gallardo , align=center , {{nowrap,

{{small, Bangkok, Thailand , align=center , Jan 14, 2023 , align=center , {{age in days, 2023, 01, 14, show unit=full
(incumbent)
, {{small, {{nowrap, 1. def. Danial Williams at ONE Fight Night 8 on Mar 25, 2023
2. def.

Takeru Segawa is a Japanese kickboxer currently competing in the flyweight division of ONE Championship. He is the former K-1 Super Featherweight champion, K-1 Featherweight champion and K-1 Super Bantamweight champion. He is the only three weight champi ...

at ONE 165 on Jan 28, 2024 , - , align=left colspan="6" bgcolor="#FFFF99", Muay Thai , - !width=1%, No. !width=19%, Name !width=15%, Event !width=17%, Date !width=8%, Reign !width=40%, Defenses , - !1 , {{flagicon, THA Sam-A Gaiyanghadao
{{small, def. Sergio Wielzen , align=center , {{nowrap, ONE: Unstoppable Dreams
{{small, Kallang, Singapore , align=center , May 18, 2018 , align=center , {{age in days, 2018, 5, 18, 2019, 5, 4, show unit=full , , - !2 , {{flagicon, ENG

, align=center , ONE: For Honor
{{small, Jakarta, Indonesia , align=center , May 4, 2019 , align=center , {{age in days, 2019, 5, 4, 2019, 8, 2, show unit=full , , - !3 , {{nowrap, {{flagicon, THA

Rodtang Jitmuangnon Tinnakorn Srisawat (; born July 23, 1997), known professionally as Rodtang Jitmuangnon () is a Thai professional Muay Thai fighter and kickboxer. Known as 'The Iron Man', he is one of the most popular Muay Thai fighters in the world. He is a for ...

, align=center , ONE: Dawn of Heroes
{{small, Pasay, Philippines , align=center , Aug 2, 2019 , align=center , 1924 days , {{small, 1. def. Walter Gonçalves at ONE: Century − Part 2 on Oct 13, 2019
{{nowrap, 2. def.

at ONE: A New Tomorrow on Jan 10, 2020
{{nowrap, 3. def. Petchdam Petchyindee at ONE: No Surrender on Jul 31, 2020
4. def. Joseph Lasiri at

on Nov 19, 2022
5. def. Edgar Tabares at

on May 5, 2023 , - ! colspan=8 align=center , ''Rodtang was stripped of the title on November 7, 2024, after failing to make weight for his title defense against Jacob Smith at ONE 169''. , - , align=left colspan="6" bgcolor="#FF7F7F", Submission grappling , - !width=1%, No. !width=19%, Name !width=15%, Event !width=17%, Date !width=8%, Reign !width=40%, Defenses , - !1 , {{flagicon, USA

Mikey Musumeci Michael Musumeci Jr. (born July 7, 1996) is an American submission grappler and Brazilian Jiu-Jitsu black belt competitor. A four-time World Champion and Pan American Champion in colored belts, Musumeci is a five-time IBJJF black belt World Ch ...

{{small, def. Cleber Souza , align=center , ONE on Prime Video 2
{{small, Kallang, Singapore , align=center , Oct 1, 2022 , align=center , 705 days , {{small, 1. def. Gantumur Bayanduuren at

on Jan 14, 2023
{{small, 2. def. Osamah Almarwai at

on May 5, 2023
{{small, 3. def.

Jarred Brooks Jarred Brooks Ford (born May 2, 1993) known professionally as Jarred Brooks, is an American professional mixed martial artist currently competing in ONE Championship, where he is the former ONE Strawweight World Champion and former Interim ONE ...

at ONE Fight Night 13 on August 5, 2023 , - ! colspan=8 align=center , ''Musumeci was stripped of the title on September 5, 2024, after failing to make weight for his title defense against Bebeto Oliveira at

.''

Strawweight World Championship

::''Weight limit: {{convert, 125, lb, kg, 1, abbr=on'' {, class="wikitable" width=100% , align=left colspan="6" bgcolor="#D0F0C0", Mixed martial arts (MMA) , - !width=1%, No. !width=19%, Name !width=15%, Event !width=17%, Date !width=8%, Reign !width=40%, Defenses , - !1 , {{nowrap, {{flagicon, THA Dejdamrong Sor Amnuaysirichoke
{{small, def. Roy Doliguez , align=center , ONE: Warrior's Quest
{{small, Kallang, Singapore , align=center , May 22, 2015 , align=center , {{age in days, 2015, 5, 22, 2016, 5, 27, show unit=full , , - !2 , {{flagicon, JPN Yoshitaka Naito , align=center , {{nowrap, ONE: Kingdom of Champions
{{small, Bangkok, Thailand , align=center , May 27, 2016 , align=center , {{age in days, 2016, 5, 27, 2017, 12, 9, show unit=full , {{nowrap, {{small, 1. def.

Joshua Pacio Joshua Felix Pacio (born January 10, 1996) is a Filipino Mixed martial arts, mixed martial artist who competes in the Strawweight (MMA), Strawweight division of ONE Championship. He is the three-time and current List of ONE Championship champions ...

at ONE: State of Warriors on Oct 7, 2016 , - !3 , {{flagicon, BRA Alex Silva , align=center , ONE: Warriors of the World
{{small, Bangkok, Thailand , align=center , Dec 9, 2017 , align=center , {{age in days, 2017, 12, 9, 2018, 5, 12, show unit=full , , - !4 , {{flagicon, JPN Yoshitaka Naito {{small, (2) , align=center , ONE: Grits And Glory
{{small, Jakarta, Indonesia , align=center , May 12, 2018 , align=center , {{age in days, 2018, 5, 12, 2018, 9, 22, show unit=full
(694 days) , , - !5 , {{flagicon, PHI

, align=center , ONE: Conquest of Heroes
{{small, Jakarta, Indonesia , align=center , Sep 22, 2018 , align=center , {{age in days, 2018, 9, 22, 2019, 1, 19, show unit=full , , - !6 , {{flagicon, JPN

Yosuke Saruta is a Japanese mixed martial artist who last competed in the strawweight division of ONE Championship. A professional competitor since 2008, he is the former ONE Strawweight Champion and former Shooto World Flyweight (114lbs) Champion. P ...

, align=center , ONE: Eternal Glory
{{small, Jakarta, Indonesia , align=center , Jan 19, 2019 , align=center , {{age in days, 2019, 1, 19, 2019, 4, 12, show unit=full , , - !7 , {{flagicon, PHI

{{small, (2) , align=center , {{nowrap, ONE: Roots of Honor
{{small, Pasay, Philippines , align=center , Apr 12, 2019 , align=center , {{age in days, 2019, 4, 12, 2022, 12, 3, show unit=full
(1450 days) , {{small, 1. def. Rene Catalan at ONE: Masters Of Fate on Nov 8, 2019
2. def. Alex Silva at ONE: Fire & Fury on Jan 31, 2020
{{nowrap, 3. def.

at ONE: Revolution on Sep 24, 2021 , - !8 , {{flagicon, USA

, align=center , {{nowrap, ONE 164
{{small, Pasay, Philippines , align=center , Dec 3, 2022 , align=center , {{age in days, 2022, 12, 03, 2024, 3, 1, show unit=full , , - !9 , {{flagicon, PHI

{{small, (3) , align=center ,

{{small, Lusail, Qatar , align=center , Mar 1, 2024 , align=center , {{age in days, 2024, 03, 01, show unit=full
(incumbent)
, 1. def. Interim champion

at ONE 171: Qatar on Feb 20, 2025 , - ! — , {{flagicon, USA

{{nowrap, {{small, def. Gustavo Balart for interim title , align=center , ONE Fight Night 24
{{small, Bangkok, Thailand , align=center , Aug 3, 2024 , align=center , — , , - , align=left colspan="6" bgcolor="#ADD8E6", Kickboxing , - !width=1%, No. !width=19%, Name !width=15%, Event !width=17%, Date !width=8%, Reign !width=40%, Defenses , - !1 , {{nowrap, {{flagicon, THA Sam-A Gaiyanghadao
{{small, def. Wang Junguang , align=center , {{nowrap, ONE: Mark Of Greatness
{{small, Kuala Lumpur, Malaysia , align=center , Dec 6, 2019 , align=center , {{age in days, 2019, 12, 6, 2022, 2, 19, show unit=full , , - ! colspan=6 align=center , ''Sam-A vacated the title on February 19, 2022 due to retirement.'' , - !2 , {{flagicon, CAN Jonathan Di Bella
{{small, def. Zhang Peimian , align=center , ONE 162
{{small, Kuala Lumpur, Malaysia , align=center , Oct 21, 2022 , align=center , {{age in days, 2022, 10, 21, 2024, 04, 04, show unit=full , {{small, 1. def. Danial Williams at

on Oct 7, 2023 , - ! colspan=6 align=center , ''Di Bella was stripped of the title on April 4, 2024, after failing to make hydration for his title defense against Prajanchai P.K.Saenchai at ONE Friday Fights 58.'' He was stripped of his title after failing to meet the required hydration levels at the weigh-ins. , - !3 , {{nowrap, {{flagicon, THA Prajanchai P.K.Saenchai
{{small, def. Jonathan Di Bella , align=center ,

ONE Friday Fights 68 The year 2024 was the 14th year in the history of the ONE Championship, a mixed martial arts, kickboxing, Muay Thai and submission grappling promotion based in Cayman Islands. Events list Past events 2024 ONE Championship awards 2024 Fighter ...

{{small, Bangkok, Thailand , align=center, Jun 28, 2024 , align=center, {{age in days, 2024, 6, 28, , show unit=full
(incumbent)
, , - ! — , {{flagicon, CAN Jonathan Di Bella
{{nowrap, {{small, def. Sam-A Gaiyanghadao for interim title , align=center,

{{small, Saitama, Japan , align=center, Mar 23, 2025 , align=center, {{age in days, 2025, 3, 22, , show unit=full
(incumbent)
, , - , align=left colspan="6" bgcolor="#FFFF99", Muay Thai , - !width=1%, No. !width=19%, Name !width=15%, Event !width=17%, Date !width=8%, Reign !width=40%, Defenses , - !1 , {{flagicon, THA Sam-A Gaiyanghadao
{{small, def. Rocky Ogden , align=center , {{nowrap, ONE: King of the Jungle
{{small, Kallang, Singapore , align=center , Feb 28, 2020 , align=center , {{age in days, 2020, 2, 28, 2021, 7, 30, show unit=full , {{nowrap, {{small, 1. def. Josh Tonna at ONE: Reign of Dynasties on Oct 9, 2020 , - !2 , {{nowrap, {{flagicon, THA Prajanchai P.K.Saenchai , align=center , ONE: Battleground
{{small, Kallang, Singapore , align=center, Jul 30, 2021 , align=center, {{age in days, 2021, 7, 30, 2022, 5, 20, show unit=full , , - !3 , {{flagicon, ITA Joseph Lasiri , align=center , ONE 157
{{small, Kallang, Singapore , align=center , May 20, 2022 , align=center , {{age in days, 2022, 05, 20, 2023, 12, 22, , show unit=full , , - ! — , {{flagicon, THA Prajanchai P.K.Saenchai
{{nowrap, {{small, def. Sam-A Gaiyanghadao for interim title , align=center, ONE Friday Fights 22
{{small, Bangkok, Thailand , align=center, Jun 23, 2023 , align=center, — , , - !4 , {{flagicon, THA Prajanchai P.K.Saenchai {{small, (2) , align=center, ONE Friday Fights 46
{{small, Bangkok, Thailand , align=center, Dec 22, 2023 , align=center, {{age in days, 2023, 12, 22, , show unit=full
(incumbent)
, 1. def. Ellis Barboza at ONE Fight Night 28 on Feb 7, 2025 , -

Women's championship history

Women's Strawweight World Championship

::''Weight limit: {{convert, 125, lb, kg, 1, abbr=on'' {, class="wikitable" width=100% , align=left colspan="6" bgcolor="#D0F0C0", Mixed martial arts (MMA) , - !width=1%, No. !width=19%, Name !width=15%, Event !width=17%, Date !width=8%, Reign !width=40%, Defenses , - !1 , {{nowrap, {{flagicon, CHN Xiong Jing Nan
{{small, def. Tiffany Teo , align=center , {{nowrap, ONE: Kings of Courage
{{small, Jakarta, Indonesia , align=center , Jan 20, 2018 , align=center , {{age in days, 2018, 01, 20, show unit=full
(incumbent)
, {{small, 1. def. Laura Balin at ONE: Pinnacle of Power on Jun 23, 2018
{{nowrap, 2. def. Samara Santos at ONE: Beyond the Horizon on Sep 8, 2018
3. def.

Angela Lee Angela Seung Ju Pucci (née Lee, zh, 李胜珠, , born July 8, 1996), also known as Angela Lee Pucci, is a Canadian-born American combat sports mental health advocate and former professional mixed martial artist. She competed in the atomwei ...

at ONE: A New Era on Mar 31, 2019
4. def. Tiffany Teo at ONE: Inside the Matrix on Oct 3, 2020
5. def. Michelle Nicolini at ONE: Empower on Sep 3, 2021
6. def. Ayaka Miura at ONE: Heavy Hitters on Jan 14, 2022
7. def.

at ONE on Prime Video 2 on Oct 1, 2022 , - , align=left colspan="6" bgcolor="#ADD8E6", Kickboxing , - !1 , {{nowrap, {{flagicon, USA Jackie Buntan
{{small, def.

Anissa Meksen Anissa Meksen (Arabic: أنيسة مكسن; born 29 April 1988) is a French-Algerian professional kickboxer, Muay Thai fighter, Savateur, and boxer. Known for her versatile fighting style which is characterized by her sharp striking, footwork, an ...

, align=center , {{nowrap, ONE 169
{{small, Bangkok, Thailand , align=center , Nov 9, 2024 , align=center , {{age in days, 2024, 11, 9, show unit=full
(incumbent)
, , - , align=left colspan="6" bgcolor="#FFFF99", Muay Thai , - !1 , {{nowrap, {{flagicon, SWE Smilla Sundell
{{small, def. Jackie Buntan , align=center , ONE 156
{{small, {{nowrap, Kallang, Singapore , align=center , Apr 22, 2022 , align=center , {{age in days, 2022, 04, 22, 2024, 5, 2, show unit=full , {{small, 1. def.

at ONE Fight Night 14 on Sep 30, 2023 , - ! colspan=6 align=center , ''Sundell was stripped of the title on May 2, 2024, after failing to make weight for her title defense against Natalia Diachkova at ONE Fight Night 22.''

Women's Atomweight World Championship

::''Weight limit: {{convert, 115, lb, kg, 1, abbr=on'' {, class="wikitable" width=100% , align=left colspan="6" bgcolor="#D0F0C0", Mixed martial arts (MMA) , - !width=1%, No. !width=19%, Name !width=15%, Event !width=17%, Date !width=8%, Reign !width=40%, Defenses , - !1 , {{flagicon, USA

{{nowrap, {{small, def.

Mei Yamaguchi , formerly known by her ring name , is a Japanese female mixed martial artist and kickboxer. Her former nickname comes from the V1 armlock wrestling move. Yamaguchi currently fights as a Super Atomweight in the Rizin Fighting Federation promo ...

, align=center , {{nowrap, ONE: Ascent to Power
{{small, Kallang, Singapore , align=center , May 6, 2016 , align=center , {{age in days, 2016, 5, 6, 2023, 9, 30, show unit=full , {{small, 1. def. Jenny Huang at ONE: Warrior Kingdom on Mar 11, 2017
{{small, 2. def. Istela Nunes at ONE: Dynasty of Heroes on May 26, 2017
{{nowrap, {{small, 3. def.

at ONE: Unstoppable Dreams on May 18, 2018
{{nowrap, {{small, 4. def. Xiong Jing Nan at ONE: Century − Part 1 on Oct 13, 2019
{{small, 5. def. Stamp Fairtex at ONE: X on Mar 26, 2022 , - ! colspan=6 align=center , ''Lee vacated the title on September 30, 2023 due to retirement from MMA at ONE Fight Night 14''. , - !2 , {{flagicon, THA Stamp Fairtex
{{small, def. Ham Seo-hee , align=center , ONE Fight Night 14
{{small, Kallang, Singapore , align=center , Sep 30, 2023 , align=center , 580 days , , - ! — , {{flagicon, PHI Denice Zamboanga
{{small, {{nowrap, def.

Alyona Rassohyna Alyona Rassohyna (born June 11, 1990) is a Ukrainian female mixed martial artist who competes in the Atomweight and Strawweight divisions of the ONE Championship. From October 2020 till December 2020, she was ranked #9 Female Atomweight by Fight ...

for interim title , align=center , ONE Fight Night 27
{{small, Bangkok, Thailand , align=center , Jan 11, 2025 , align=center , — , , - ! colspan=6 align=center , ''Fairtex vacated the title on May 2, 2025, due to a knee injury.''{{Cite web , date=2025-05-02 , title=Stamp Fairtex relinquishes title after ‘injury setback,’ ONE Championship’s U.S. return postponed, url=https://www.mmafighting.com/2025/5/2/24422298/stamp-fairtex-relinquishes-title-after-injury-setback-one-championships-u-s-return-postponed, access-date=2025-05-02 , website=MMA Fighting, language=en , - !3 , {{flagicon, PHI Denice Zamboanga
{{small, promoted to undisputed champion , align=center , — , align=center , May 2, 2025 , align=center , {{age in days, 2025, 05, 02, show unit=full
(incumbent)
, , - , align=left colspan="6" bgcolor="#ADD8E6", Kickboxing , - !width=1%, No. !width=19%, Name !width=15%, Event !width=17%, Date !width=8%, Reign !width=40%, Defenses , - !1 , {{flagicon, Taiwan Chuang Kai Ting
{{nowrap, {{small, def. Yodcherry Sityodtong , align=center , {{nowrap, ONE: Battle for the Heavens
{{small, Guangzhou, China , align=center , Jul 7, 2018 , align=center , {{age in days, 2018, 7, 7, 2018, 10, 6, show unit=full , , - !2 , {{Flagicon, THA Stamp Fairtex , align=center , ONE: Kingdom of Heroes
{{small, Bangkok, Thailand , align=center , Oct 6, 2018 , align=center , {{age in days, 2018, 10, 6, 2020, 2, 28, show unit=full , , - !3 , {{flagicon, USA

Janet Todd Janet Margaret Todd (born 10 September 1942) is a British academic and author. She was educated at Cambridge University and the University of Florida, where she undertook a doctorate on the poet John Clare. Much of her work concerns Mary Wol ...

, align=center , ONE: King of the Jungle
{{small, Kallang, Singapore , align=center , Feb 28, 2020 , align=center , {{age in days, 2020, 02, 28, 2024, 3, 9, show unit=full
, , - ! — , {{nowrap, {{flagicon, THA Phetjeeja Lukjaoporongtom
{{nowrap, {{small, def.

for interim title , align=center, ONE Friday Fights 46
{{small, Bangkok, Thailand , align=center, Dec 22, 2023 , align=center, — , , - !4 , {{flagicon, THA Phetjeeja Lukjaoporongtom , align=center , ONE Fight Night 20
{{small, Bangkok, Thailand , align=center , Mar 9, 2024 , align=center , {{age in days, 2024, 3, 9, show unit=full
(incumbent)
, {{small, 1. def.

Kana Morimoto Kana Morimoto (森本佳奈, born 29 July 1992), popularly known as KANA, is a Japanese kickboxer competing as a flyweight with K-1, where she is the former flyweight champion. A professional competitor since 2015, she is the 2019 K-1 Women's ...

on March 23, 2025 , - , align=left colspan="6" bgcolor="#FFFF99", Muay Thai , - !width=1%, No. !width=19%, Name !width=15%, Event !width=17%, Date !width=8%, Reign !width=40%, Defenses , - !1 , {{flagicon, THA Stamp Fairtex
{{small, def.

, align=center , {{nowrap, ONE: Call to Greatness
{{small, Kallang, Singapore , align=center , Feb 22, 2019 , align=center , {{age in days, 2019, 2, 22, 2020, 8, 28, show unit=full , {{nowrap, {{small, 1. def. Alma Juniku at ONE: Legendary Quest on Jun 15, 2019 , - !2 , {{nowrap, {{flagicon, BRA

, align=center , ONE: A New Breed
{{small, Bangkok, Thailand , align=center , Aug 28, 2020 , align=center , {{age in days, 2020, 08, 28, show unit=full
(incumbent)
, {{small, {{nowrap, 1. def. interim champion

at ONE Fight Night 8 on Mar 25, 2023
2. def.

Cristina Morales Cristina Morales Martin (born 21 July 1992) is a Spanish kickboxer. She is the reigning ISKA Atomweight K1 World Champion, and the former Enfusion 52 kg World Champion. Kickboxing career In March 2019, Morales was scheduled to fight Fan ...

at ONE Fight Night 20 on Mar 9, 2024
{{small, 3. def. Marie McManamon at ONE Fight Night 29 on Mar 8, 2025 , - ! — , {{flagicon, USA

{{small, {{nowrap, def. Lara Fernandez for interim title , align=center , ONE 159
{{small, Kallang, Singapore , align=center , Jul 22, 2022 , align=center , — , , - , align=left colspan="6" bgcolor="#FF7F7F", Submission grappling , - !width=1%, No. !width=19%, Name !width=15%, Event !width=17%, Date !width=8%, Reign !width=40%, Defenses , - !1 , {{flagicon, USA Danielle Kelly
{{small, def.

Jessa Khan Jessamine Jada Khan (born 8 October 2001), often shortened as Jessa Khan ( ), is an American-born Cambodian jiu-jitsu athlete. She is the 2023 IBJJF World Champion. Career Khan represented Cambodia at the 2018 Asian Games and claimed a gold ...

, align=center , ONE Fight Night 14
{{small, Kallang, Singapore , align=center , Sep 30, 2023 , align=center , {{age in days, 2023, 09, 30, 2024, 08, 03, show unit=full , - !2 , {{flagicon, Brazil

, align=center , ONE Fight Night 24
{{small, Bangkok, Thailand , align=center , Aug. 3, 2024 , align=center , {{age in days, 2024, 08, 03, show unit=full
(incumbent)
, 1. def. Danielle Kelly at ONE Fight Night 26 on Dec 6th, 2024

Tournament winners

{, class="wikitable" style="width:99%;" ! Event !! Date !! Division !! Winner !! Runner-up , - , ONE FC: Rise to Power , May 31, 2013 , Bantamweight , {{flagicon, JPN Masakatsu Ueda , {{flagicon, PHI

, - , ONE FC: Warrior Spirit , Nov 15, 2013 , Malaysia Featherweight , {{flagicon, MAS A.J. Lias Mansor , {{flagicon, MAS Melvin Yeoh , - , ONE FC: Rise of the Kingdom , Sep 12, 2014 , Cambodia Featherweight , {{flagicon, CAM Samang Dun , {{flagicon, CAM Chan Rothana , - , rowspan=2 , ONE FC: Dynasty of Champions , rowspan=2, Dec 19, 2014 , Beijing Featherweight , {{flagicon, China Li Kaiwen , {{flagicon, China Wang Yawei , - , Beijing Flyweight , {{flagicon, China Li Weibin , {{flagicon, China Wang Wei , - , rowspan=2 , ONE: Dynasty of Champions 2 , rowspan=2, Jun 20, 2015 , Guangzhou Featherweight , {{flagicon, CHN Huang Diyuan , {{flagicon, CHN Ma Jiawen , - , Guangzhou Flyweight , {{flagicon, CHN Wu Ze , {{flagicon, CHN Yang Jianbing , - , rowspan=2 , ONE: Kingdom of Warriors , rowspan=2, Jul 18, 2015 , Myanmar Featherweight , {{flagicon, MMR Tha Pyay Nyo , {{flagicon, MMR Myo Man Thit , - , Myanmar Lightweight , {{flagicon, MMR Thway Thit Aung , {{flagicon, MMR Saw Ba Oo , - , ONE: Dynasty of Champions 3 , Nov 21, 2015 , Beijing Featherweight Tournament , {{flagicon, CHN Yang Sen , {{flagicon, CHN Zhang Jiacai , - , ONE: Dynasty of Champions 4 , Jan 23, 2016 , Changsha Bantamweight , {{flagicon, CHN Ma Haobin , {{flagicon, CHN Huoyou Gabu , - , ONE: Dynasty of Champions 6 , Jul 2, 2016 , Hefei Flyweight , {{flagicon, CHN Huoyou Gabu , {{flagicon, CHN Li Haojie , - , ONE: State of Warriors , Oct 7, 2016 , Myanmar Featherweight , {{flagicon, MMR Phoe Thaw , {{flagicon, MMR Saw Yan Paing , - , ONE: Light of a Nation , Jun 30, 2017 , Myanmar Flyweight , {{flagicon, MMR Saw Min Min , {{flagicon, MMR Shwe Kyaung Thar , - , rowspan=2, ONE: Century – Part 1 , rowspan=3, Oct 13, 2019 , Lightweight , {{flagicon, USA Christian Lee , {{flagicon, TUR Saygid Guseyn Arslanaliev , - , Flyweight , {{flagicon, USA

, {{flagicon, PHI Danny Kingad , - , ONE: Century – Part 2 , Featherweight Kickboxing , {{flagicon, ITA

, {{flagicon, FRA

Samy Sana Samy Sana (born 10 December 1988) is an Algerian Muay Thai kickboxer and Mixed martial arts, mixed martial artist. He is the former ISKA, List of WBC Muaythai world champions#Super middleweight, WBC Muaythai Interim Super Middleweight champion an ...

, - , ONE: A New Breed , Aug 28, 2020 , Bantamweight Muay Thai , {{flagicon, THA Rodlek P.K.Saenchai , {{flagicon, THA Kulabdam Sor.Jor.Piek-U-Thai , - , ONE: Winter Warriors , Dec 3, 2021 , Women's Atomweight , {{flagicon, THA Stamp Fairtex , {{flagicon, IND

Ritu Phogat Ritu Kumari Phogat (born 2 May 1994) is an Indian mixed martial artist who competed in the Atomweight division of ONE Championship. She is also a female wrestler who won a gold medal at the 2016 Commonwealth Wrestling Championship. Early and ...

, - , ONE: X , Mar 26, 2022 , Featherweight Kickboxing , {{flagicon, BLR Chingiz Allazov , {{flagicon, THA

Sitthichai Sitsongpeenong Sitthichai Sitsongpeenong ( Thai: สิทธิชัย ศิษย์สองพี่น้อง, ; born September 23, 1991) is a Thai Muay Thai kickboxer who is currently signed to ONE Championship. Sitthichai is a former Lumpinee Stadiu ...

, - , ONE 163 , Nov 19, 2022 , Heavyweight Kickboxing , {{flagicon, UKR Roman Kryklia , {{flagicon, IRN Iraj Azizpour

Records

Most wins in title bouts

{, class="wikitable" , - ! Title wins ! Champion ! Weight class ! W ! D ! NC ! L , - ! rowspan="1", 11 , {{flagicon, BRA Bibiano Fernandes , align=center, Bantamweight of MMA , align=center, 11 , align=center, 0 , align=center, 0 , align=center, 2 , - ! rowspan="1", 9 , {{flagicon, SUR

, align=center, Lightweight of Kickboxing
Lightweight of Muay Thai , align=center, 6
3 , align=center, 0
0 , align=center, 0
0 , align=center, 1
0 , - ! rowspan="3", 8 , {{flagicon, BRA Adriano Moraes , align=center, Flyweight of MMA , align=center, 8 , align=center, 0 , align=center, 0 , align=center, 4 , - , {{flagicon, CHN Xiong Jing Nan , align=center, Women's Strawweight of MMA
Women's Atomweight of MMA , align=center, 8
0 , align=center, 0
0 , align=center, 0
0 , align=center, 0
1 , - , {{flagicon, THA

, align=center, Bantamweight of Muay Thai , align=center, 8 , align=center, 0 , align=center, 0 , align=center, 1 , - ! rowspan="3", 6 , {{flagicon, Myanmar

, align=center, Light Heavyweight of MMA
Middleweight of MMA , align=center, 2
4 , align=center, 0
0 , align=center, 0
0 , align=center, 1
2 , - , {{flagicon, USA

, align=center, Women's Strawweight of MMA
Women's Atomweight of MMA , align=center, 0
6 , align=center, 0
0 , align=center, 0
0 , align=center, 2
0 , - , {{flagicon, THA

, align=center, Flyweight of Muay Thai , align=center, 6 , align=center, 0 , align=center, 0 , align=center, 0 , - ! rowspan="3", 5 , {{flagicon, AUS Martin Nguyen , align=center, Lightweight of MMA
Featherweight of MMA
Bantamweight of MMA , align=center, 1
4
0 , align=center, 0
0
0 , align=center, 0
0
0 , align=center, 0
2
2 , - , {{flagicon, PHI

, align=center, Strawweight of MMA , align=center, 5 , align=center, 0 , align=center, 0 , align=center, 3 , - , {{flagicon, USA Christian Lee , align=center, Welterweight of MMA
Lightweight of MMA
Featherweight of MMA , align=center, 1
4
0 , align=center, 0
0
0 , align=center, 0
0
0 , align=center, 0
1
1 , - ! rowspan="8", 4 , {{flagicon, RUS Anatoly Malykhin , align=center, Heavyweight of MMA
Light Heavyweight of MMA
Middleweight of MMA , align=center, 2
1
1 , align=center, 0
0
0 , align=center, 0
0
0 , align=center, 1
0
0 , - , {{flagicon, JPN

, align=center, Welterweight of MMA
Lightweight of MMA , align=center, 0
4 , align=center, 0
0 , align=center, 0
0 , align=center, 1
2 , - , {{flagicon, THA Sam-A Gaiyanghadao , align=center, Strawweight of Kickboxing
Flyweight of Muay Thai
Strawweight of Muay Thai , align=center, 1
1
2 , align=center, 0
0
0 , align=center, 0
0
0 , align=center, 0
1
1 , - , {{flagicon, RUS

, align=center, Featherweight of MMA , align=center, 4 , align=center, 0 , align=center, 0 , align=center, 1 , - , {{flagicon, USA

, align=center, Welterweight of MMA , align=center, 4 , align=center, 0 , align=center, 1 , align=center, 0 , - , {{flagicon, NED Reinier de Ridder , align=center, Light Heavyweight of MMA
Middleweight of MMA , align=center, 1
3 , align=center, 0
0 , align=center, 0
0 , align=center, 1
1 , - , {{flagicon, THA Petchmorakot Petchyindee , align=center, Featherweight of Muay Thai , align=center, 4 , align=center, 0 , align=center, 0 , align=center, 1 , - , {{flagicon, USA

, align=center, Flyweight of Submission grappling , align=center, 4 , align=center, 0 , align=center, 0 , align=center, 0 , -

Most consecutive title defenses

{, class="wikitable" , - ! Defenses !! Champion !! Division !! Period , - ! rowspan="3", 7 , {{flagicon, BRA Bibiano Fernandes , align=center , Bantamweight of MMA , align=center , October 13, 2013 — July 27, 2018 , - , {{flagicon, CHN Xiong Jing Nan , align=center , Women's Strawweight of MMA , align=center , January 20, 2018 — ''present'' , - , {{flagicon, THA

, align=center , Bantamweight of Muay Thai , align=center , February 16, 2019 — April 22, 2023 , - ! rowspan="2", 5 , {{flagicon, USA

, align=center , Women's Atomweight of MMA , align=center , May 6, 2016 — September 30, 2023 , - , {{flagicon, THA

, align=center , Flyweight of Muay Thai , align=center , August 2, 2019 — ''November 7, 2024'' , - ! rowspan="1", 4 , {{flagicon, SUR

, align=center , Lightweight of Kickboxing , align=center , May 17, 2019 — ''present'' , - ! rowspan="6", 3 , {{flagicon, USA

, align=center , Welterweight of MMA , align=center , August 29, 2014 — October 24, 2018 , - , {{flagicon, Myanmar

, align=center , Middleweight of MMA , align=center , June 30, 2017 — October 30, 2020 , - , {{flagicon, AUS Martin Nguyen , align=center , Featherweight of MMA , align=center , August 18, 2017 — October 30, 2020 , - , {{flagicon, THA Petchmorakot Petchyindee , align=center , Featherweight of Muay Thai , align=center , February 7, 2020 — September 29, 2022 , - , {{flagicon, PHI

, align=center , Strawweight of MMA , align=center , April 12, 2019 — December 3, 2022 , - , {{flagicon, USA

, align=center , Flyweight of Submission Grappling , align=center , October 1, 2022 — September 5, 2024 , -

Multi-division champions

{, class="wikitable" , - , style="background-color:#C0C0C0", , Interim title {, class="wikitable" , - ! No. ! Champion ! Division ! Won ! Lost ! Defenses ! Reign ! Total Reign , - ! rowspan=2 , 1 , align=left rowspan=2 , {{flagicon, AUS Martin Nguyen , align=center rowspan=1 , Lightweight of MMA , align=center , November 10, 2017
('' ONE: Legends of the World'') , align=center , September 28, 2018
(''Stripped'') , align=center , 0 , align=center , 322 days , align=center rowspan=2 , 1491 days , - , align=center rowspan=1 , Featherweight of MMA , align=center , August 18, 2017
('' ONE: Quest for Greatness'') , align=center , October 30, 2020
('' ONE: Inside the Matrix'') , align=center , 3 , align=center , 1169 days , - ! rowspan=2 , 2 , align=left rowspan=2 , {{flagicon, Myanmar

, align=center rowspan=1 , Light Heavyweight of MMA , align=center , February 23, 2018
('' ONE: Quest for Gold'') , align=center , April 28, 2021
('' ONE on TNT 4'') , align=center , 1 , align=center , 1161 days , align=center rowspan=2 , 2379 days , - , align=center rowspan=1 , Middleweight of MMA , align=center , June 30, 2017
('' ONE: Light of a Nation'') , align=center , October 30, 2020
('' ONE: Inside the Matrix'') , align=center , 3 , align=center , 1218 days , - ! rowspan=3 , 3 , align=left rowspan=3 , {{flagicon, THA Sam-A Gaiyanghadao , align=center rowspan=1 , Strawweight of Kickboxing , align=center , December 6, 2019
('' ONE: Mark Of Greatness'') , align=center , February 19, 2022
''(Retirement)'' , align=center , 0 , align=center , 806 days , align=center rowspan=3 , 1674 days , - , align=center rowspan=1 , Flyweight of Muay Thai , align=center , May 18, 2018
('' ONE: Unstoppable Dreams'') , align=center , May 4, 2019
('' ONE: For Honor'') , align=center , 0 , align=center , 350 days , - , align=center rowspan=1 , Strawweight of Muay Thai , align=center , February 28, 2020
('' ONE: King of the Jungle'') , align=center , 30 July 2021
('' ONE: Battleground'') , align=center , 1 , align=center , 518 days , - ! rowspan=2 , 4 , align=left rowspan=2 , {{flagicon, THA Stamp Fairtex , align=center rowspan=1 , Women's Atomweight of Kickboxing , align=center , October 6, 2018
('' ONE: Kingdom of Heroes'') , align=center , February 28, 2020
('' ONE: King of the Jungle'') , align=center , 0 , align=center , 510 days , align=center rowspan=2 , 1063 days , - , align=center rowspan=1 , Women's Atomweight of Muay Thai , align=center , February 22, 2019
('' ONE: Call to Greatness'') , align=center , August 28, 2020
('' ONE: A New Breed'') , align=center , 1 , align=center , 553 days , - ! rowspan=2 , 5 , align=left rowspan=2 , {{flagicon, NED Reinier de Ridder , align=center rowspan=1 , Light Heavyweight of MMA , align=center , April 28, 2021
('' ONE on TNT 4'') , align=center , December 3, 2022
('' ONE on Prime Video 5'') , align=center , 0 , align=center , 584 days , align=center rowspan=2 , {{#expr: {{age in days, 2021, 4, 28 + {{age in days, 2020, 10, 30 days , - , align=center rowspan=1 , Middleweight of MMA , align=center , October 30, 2020
('' ONE: Inside the Matrix'') , align=center , March 1, 2024
(''

'') , align=center , 2 , align=center , {{age in days, 2020, 10, 30 days , - ! rowspan=2 , 6 , align=left rowspan=2 , {{flagicon, SUR

, align=center rowspan=1 , Lightweight of Muay Thai , align=center , October 22, 2022
(''

'') , align=center , ''Present'' , align=center , 0 , align=center , {{age in days, 2022, 10, 22 days , align=center rowspan=2 , {{#expr: {{age in days, 2022, 10, 22 + {{age in days, 2019, 5, 17 days , - , align=center rowspan=1 , Lightweight of Kickboxing , align=center , May 17, 2019
('' ONE: Enter the Dragon'') , align=center , ''Present'' , align=center , 4 , align=center , {{age in days, 2019, 5, 17 days , - ! rowspan=3 , 7 , align=left rowspan=3 , {{flagicon, USA Christian Lee , align=center rowspan=1 , Welterweight of MMA , align=center , November 19, 2022
(''

'') , align=center , ''Present'' , align=center , 0 , align=center , {{age in days, 2022, 11, 19 days , align=center rowspan=3 , {{#expr: {{age in days, 2022, 11, 19 + {{age in days, 2022, 8, 26 + {{age in days, 2019, 5, 17, 2021, 9, 24 days , - , align=center rowspan=2 , Lightweight of MMA , align=center , August 26, 2022
(''

'') , align=center , ''Present'' , align=center , 0 , align=center , {{age in days, 2022, 8, 26 days , - , align=center , May 17, 2019
('' ONE: Enter the Dragon'') , align=center , September 24, 2021
('' ONE: Revolution'') , align=center , 2 , align=center , {{age in days, 2019, 5, 17, 2021, 9, 24 days , - ! rowspan=2 , 8 , align=left rowspan=2 , {{flagicon, ENG

, align=center rowspan=1 , Bantamweight of Muay Thai , align=center , April 22, 2023
('' ONE Fight Night 9'') , align=center , September 7, 2024
(''

'') , align=center , 0 , align=center , {{age in days, 2023, 4, 22, 2024, 9, 7 days , align=center rowspan=2 , {{#expr: {{age in days, 2019, 5, 4, 2019, 8, 2 + {{age in days, 2023, 4, 22 days , - , align=center rowspan=1 , Flyweight of Muay Thai , align=center , May 4, 2019
('' ONE: For Honor'') , align=center , August 2, 2019
('' ONE: Dawn of Heroes'') , align=center , 0 , align=center , {{age in days, 2019, 5, 4, 2019, 8, 2 days , - ! rowspan=4 , 9 , align=left rowspan=4 , {{flagicon, RUS Anatoly Malykhin , align=center rowspan=2 , Heavyweight of MMA , align=center , June 23, 2023
('' ONE Friday Fights 22'') , align=center , November 9, 2024
('' ONE 169'') , align=center , 0 , align=center , {{age in days, 2023, 6, 23, 2024, 11, 9 days , align=center rowspan=4 , {{#expr: {{age in days, 2023, 6, 23 + {{age in days, 2022, 2, 11, 2023, 6, 23 + {{age in days, 2022, 12, 3 + {{age in days, 2024, 3, 1 days , -style="background-color:#C0C0C0" , align=center , February 11, 2022
('' ONE: Bad Blood'') , align=center , June 23, 2023
('' ONE Friday Fights 22'') , align=center , 0 , align=center , {{age in days, 2022, 2, 11, 2023, 6, 23 days , - , align=center rowspan=1 , Light Heavyweight of MMA , align=center , December 3, 2022
('' ONE on Prime Video 5'') , align=center , ''Present'' , align=center , 0 , align=center , {{age in days, 2022, 12, 3 days , - , align=center rowspan=1 , Middleweight of MMA , align=center , March 1, 2024
(''

'') , align=center , ''Present'' , align=center , 0 , align=center , {{age in days, 2024, 3, 1 days , - ! rowspan=3 , 10 , align=left rowspan=2 , {{flagicon, THA Prajanchai P.K.Saenchai , align=center rowspan=1 , Strawweight of Muay Thai , align=center , December 22, 2023
('' ONE: Friday Fights 46'') , align=center , ''Present'' , align=center , 0 , align=center , {{age in days, 2023, 12, 22 days , align=center rowspan=2 , {{#expr: {{age in days, 2023, 12, 22 + {{age in days, 2024, 6, 28 days , - , - , align=center rowspan=1 , Strawweight of Kickboxing , align=center , June 28, 2024
(''

'') , align=center , ''Present'' , align=center , 0 , align=center , {{age in days, 2024, 6, 28 days , -

Simultaneous two division champions

{{small , This table, different from the previous one, only counts the periods in which the fighter loaded the titles simultaneously and the defenses in that period of time. {, class="wikitable" , - ! No. !! Champion !! Division !! Span !! Defenses !! Simultaneous Reign , - ! rowspan=2 , 1 , align=left rowspan=2 , {{flagicon, AUS Martin Nguyen , align=center rowspan=1 , Lightweight of MMA , align=center rowspan=2 , November 10, 2017 — September 28, 2018 , align=center , 0 , align=center rowspan=2 , {{formatnum:{{age in days, 2017, 11, 10, show unit=, 2018, 9, 28} days , - , align=center rowspan=1 , Featherweight of MMA , align=center , 1 , - ! rowspan=2 , 2 , align=left rowspan=2 , {{flagicon, Myanmar

, align=center rowspan=1 , Light Heavyweight of MMA , align=center rowspan=2 , February 23, 2018 — October 30, 2020 , align=center , 1 , align=center rowspan=2 , {{formatnum:{{age in days, 2018, 2, 23, show unit=, 2020, 10, 30} days , - , align=center rowspan=1 , Middleweight of MMA , align=center , 3 , - ! rowspan=2 , 3 , align=left rowspan=2 , {{flagicon, THA Sam-A Gaiyanghadao , align=center rowspan=1 , Strawweight of Kickboxing , align=center rowspan=2 , February 28, 2020 — July 30, 2021 , align=center , 0 , align=center rowspan=2 , {{formatnum:{{age in days, 2020, 2, 28, show unit=, 2021, 7, 30} days , - , align=center rowspan=1 , Strawweight of Muay Thai , align=center , 1 , - ! rowspan=2 , 4 , align=left rowspan=2 , {{flagicon, THA Stamp Fairtex , align=center rowspan=1 , Women's Atomweight of Kickboxing , align=center rowspan=2 , February 22, 2019 — February 28, 2020 , align=center , 0 , align=center rowspan=2 , {{formatnum:{{age in days, 2019, 2, 22, show unit=, 2020, 2, 28} days , - , align=center rowspan=1 , Women's Atomweight of Muay Thai , align=center , 1 , - ! rowspan=2 , 5 , align=left rowspan=2 , {{flagicon, NED Reinier de Ridder , align=center rowspan=1 , Light Heavyweight of MMA , align=center rowspan=2 , April 28, 2021 — December 3, 2022 , align=center , 0 , align=center rowspan=2 , {{formatnum:{{age in days, 2021, 4, 28, show unit=, 2022, 12, 3} days , - , align=center rowspan=1 , Middleweight of MMA , align=center , 2 , - ! rowspan=2 , 6 , align=left rowspan=2 , {{flagicon, SUR

, align=center rowspan=1 , Lightyweight of Muay Thai , align=center rowspan=2 , October 22, 2022 — ''present'' , align=center , 2 , align=center rowspan=2 , {{formatnum:{{age in days, 2022, 10, 22, show unit=full , - , align=center rowspan=1 , Lightweight of Kickboxing , align=center , 4 , - ! rowspan=2 , 7 , align=left rowspan=2 , {{flagicon, USA Christian Lee , align=center rowspan=1 , Welteryweight of MMA , align=center rowspan=2 , November 19, 2022 — ''present'' , align=center , 0 , align=center rowspan=2 , {{formatnum:{{age in days, 2022, 11, 18, show unit=full , - , align=center rowspan=1 , Lightweight of MMA , align=center , 0 , - ! rowspan=2 , 7 , align=left rowspan=2 , {{flagicon, RUS Anatoly Malykhin , align=center rowspan=1 , Heavyweight of MMA , align=center rowspan=2 , June 23, 2023 — November 9, 2024 , align=center , 0 , align=center rowspan=2 , {{formatnum:{{age in days, 2023, 06, 23, show unit=, 2024, 11, 9} days , - , align=center rowspan=1 , Light Heavyweight of MMA , align=center , 0 , - ! rowspan=2 , 8 , align=left rowspan=2 , {{flagicon, ENG

, align=center rowspan=1 , Bantamweight of Muay Thai , align=center rowspan=2 , November 4, 2023 — ''present'' , align=center , 0 , align=center rowspan=2 , {{formatnum:{{age in days, 2023, 11, 04, show unit=full , - , align=center rowspan=1 , Bantamweight of Kickboxing , align=center , 0 , - ! rowspan=2 , 9 , align=left rowspan=2 , {{flagicon, UKR Roman Kryklia , align=center rowspan=1 , Light Heavyweight of Kickboxing , align=center rowspan=2 , December 8, 2023 — ''present'' , align=center , 0 , align=center rowspan=2 , {{formatnum:{{age in days, 2023, 12, 08, show unit=full , - , align=center rowspan=1 , Heavyweight of Muay Thai , align=center , 0

Champions by nationality

Fighters with multiple title reigns in a specific division are only counted once. Interim champions who never became linear champions are only listed in parentheses. {, class="wikitable sortable" style="text-align:center" , - ! Country !! MMA !! Kickboxing !! Muay Thai !! Submission
Grappling !! Tournament !! Total
{{small, ({{abbr, LC, Linear champions only) , - , style="text-align:left" , {{flagicon, Thailand Thailand , 2 , , 8 , , 8 , , 0 , , 2 , , 18 , - , style="text-align:left" , {{flagicon, USA United States , 8 , , 1 , , 0 {{small, (1) , , 4 , , 2 , , 13 , - , style="text-align:left" , {{flagicon, Brazil Brazil , 6 , , 0 , , 1 , , 1 , , 0 , , 8 , - , style="text-align:left" , {{flagicon, Japan Japan , 5 , , 1 , , 0 , , 0 , , 1 , , 6 , - , style="text-align:left" , {{flagicon, Russia Russia , 5 , , 1 , , 0 , , 0 , , 0 , , 6 , - , style="text-align:left" , {{flagicon, Philippines Philippines , 6 , , 0 , , 0 , , 0 , , 0 , , 6 , - , style="text-align:left" , {{flagicon, South Korea South Korea , 3 , , 0 , , 0 , , 0 , , 0 , , 3 , - , style="text-align:left" , {{flagicon, NED Netherlands , 2 , , 1 , , 0 , , 0 , , 0 , , 3 , - , style="text-align:left" , {{flagicon, ENG England , 0 , , 1 , , 2 , , 0 , , 0 , , 3 , - , style="text-align:left" , {{flagicon, China China , 2 , , 0 , , 0 , , 0 , , 7 , , 2 , - , style="text-align:left" , {{flagicon, Myanmar Myanmar , 2 , , 0 , , 0 , , 0 , , 4 , , 2 , - , style="text-align:left" , {{flagicon, Australia Australia , 2 , , 0 , , 0 , , 0 , , 0 , , 2 , - , style="text-align:left" , {{flagicon, Kazakhstan Kazakhstan , 2 , , 0 , , 0 , , 0 , , 0 , , 2 , - , style="text-align:left" , {{flagicon, SWE Sweden , 1 , , 0 , , 1 , , 0 , , 0 , , 2 , - , style="text-align:left" , {{flagicon, CAN Canada , 1 , , 1 , , 0 , , 0 , , 0 , , 2 , - , style="text-align:left" , {{flagicon, UKR Ukraine , 0 , , 1 , , 1 , , 0 , , 0 , , 2 , - , style="text-align:left" , {{flagicon, SUR Suriname , 0 , , 1 , , 1 , , 0 , , 0 , , 2 , - , style="text-align:left" , {{flagicon, SEN Senegal , 1 , , 0 , , 0 , , 0 , , 0 , , 1 , - , style="text-align:left" , {{flagicon, Mongolia Mongolia , 1 , , 0 , , 0 , , 0 , , 0 , , 1 , - , style="text-align:left" , {{flagicon, Kyrgyzstan Kyrgyzstan , 1 , , 0 , , 0 , , 0 , , 0 , , 1 , - , style="text-align:left" , {{flagicon, ITA Italy , 0 , , 1 , , 1 , , 0 , , 1 , , 1 , - , style="text-align:left" , {{flagicon, BLR Belarus , 0 , , 1 , , 0 , , 0 , , 1 , , 1 , - , style="text-align:left" , {{flagicon, Taiwan Taiwan , 0 , , 1 , , 0 , , 0 , , 0 , , 1 , - , style="text-align:left" , {{flagicon, FRA France , 0 , , 1 , , 0 , , 0 , , 0 , , 1 , - , style="text-align:left" , {{flagicon, Cambodia Cambodia , 0 , , 0 , , 0 , , 0 , , 1 , , 0 , - , style="text-align:left" , {{flagicon, Malaysia Malaysia , 0 , , 0 , , 0 , , 0 , , 1 , , 0

References

{{reflist

External links

Current title holders
at ONE's official website {{ONE Championship {{ONE Heavyweight Championship {{ONE Cruiserweight Championship {{ONE Middleweight Championship {{ONE Welterweight Championship {{ONE Lightweight Championship {{ONE Featherweight Championship {{ONE Bantamweight Championship {{ONE Flyweight Championship {{ONE Strawweight Championship {{Mixed martial arts champions {{DEFAULTSORT:List Of ONE Champions * ONE Champions

Current champions

Men's championship history

Heavyweight World Championship

Light Heavyweight World Championship

Middleweight World Championship

Welterweight World Championship

Lightweight World Championship

Featherweight World Championship

Bantamweight World Championship

Flyweight World Championship

Strawweight World Championship

Women's championship history

Women's Strawweight World Championship

Women's Atomweight World Championship

Tournament winners

Records

Most wins in title bouts

Most consecutive title defenses

Multi-division champions

Simultaneous two division champions

Champions by nationality

See also

References

External links