Contents
- ONE Championship Men's MMA Champions
- ONE Championship Men's Kickboxing Champions
- ONE Championship Men's Muay Thai Champions
- ONE Championship Men's Submission Grappling Champions
- ONE Championship Women's MMA Champions
- ONE Championship Women's Kickboxing Champions
- ONE Championship Women's Muay Thai Champions
- ONE Championship Women's Submission Grappling Champion
ONE Championship is one of the world's premier combat sports promotions.
Featuring an impressive mix of MMA, Muay Thai, Kickboxing, and grappling, the promotion is the first in class regarding catering to a wide variety of combat sports.
ONE Championship Men's MMA Champions
| Division | Champion | Champion As Of | Defenses |
Heavyweight265 lb (120.2 kg) | Oumar Kane | November 9, 2024 | 0 |
Light Heavyweight225 lb (102.1 kg) | Anatoly Malykhin | December 3, 2022 | 0 |
Middleweight205 lb (93.0 kg) | March 1, 2024 | 0 | |
Welterweight185 lb (83.9 kg) | Christian Lee | November 19, 2022 | 0 |
Lightweight170 lb (77.1 kg) | August 26, 2022 | 0 | |
Featherweight155 lb (70.3 kg) | Tang Kai | August 26, 2022 | 1 |
Bantamweight145 lb (65.8 kg) | Fabrício Andrade | February 25, 2023 | 1 |
Flyweight135 lb (61.2 kg) | Vacant | – | |
Strawweight125 lb (56.7 kg) | Joshua Pacio | March 1, 2024 | 0 |
| Jarred Brooks (interim) | August 3, 2024 | 0 |
ONE Championship Men's Kickboxing Champions
| Division | Champion | Champion As Of | Defenses |
Light Heavyweight225 lb (102.1 kg) | Roman Kryklia | November 16, 2019 | 2 |
Lightweight170 lb (77.1 kg) | Regian Eersel | October 5, 2024 | 0 |
Featherweight155 lb (70.3 kg) | Superbon Singha Mawynn | January 6, 2025 | 0 |
Bantamweight145 lb (65.8 kg) | Jonathan Haggerty | November 4, 2023 | 0 |
Flyweight135 lb (61.2 kg) | Superlek Kiatmuukao | January 14, 2023 | 2 |
Strawweight125 lb (56.7 kg) | Prajanchai P.K.Saenchai | June 28, 2024 | 0 |
ONE Championship Men's Muay Thai Champions
| Division | Champion | Champion As Of | Defenses |
HeavyweightAbove 225 lb (102.1 kg) | Roman Kryklia | December 8, 2023 | 0 |
Lightweight170 lb (77.1 kg) | Regian Eersel | October 22, 2022 | 2 |
Featherweight155 lb (70.3 kg) | Tawanchai P.K.Saenchai | September 29, 2022 | 4 |
Bantamweight145 lb (65.8 kg) | Superlek Kiatmuukao | September 7, 2024 | - |
| Nabil Anane (interim) | January 24, 2025 | 0 | |
Flyweight135 lb (61.2 kg) | Vacant | - | - |
Strawweight125 lb (56.7 kg) | Prajanchai P.K.Saenchai | December 22, 2023 | 0 |
ONE Championship Men's Submission Grappling Champions
| Division | Champion | Champion As Of | Defenses |
Welterweight185 lb (83.9 kg) | Tye Ruotolo | November 4, 2023 | 1 |
Lightweight170 lb (77.1 kg) | Kade Ruotolo | October 22, 2022 | 3 |
Flyweight135 lb (61.2 kg) | Vacant | – | – |
ONE Championship Women's MMA Champions
| Division | Champion | Champion As Of | Defenses |
Strawweight125 lb (56.7 kg) | Xiong Jing Nan | January 20, 2018 | 7 |
| Denice Zamboanga (interim) | January 10, 2025 | 0 | |
Atomweight115 lb (52.2 kg) | Stamp Fairtex | September 30, 2023 | 0 |
ONE Championship Women's Kickboxing Champions
| Division | Champion | Champion As Of | Defenses |
Strawweight125 lb (56.7 kg) | Jackie Buntan | November 9, 2024 | 0 |
Atomweight115 lb (52.2 kg) | Phetjeeja Lukjaoporongtom | March 9, 2024 | 0 |
ONE Championship Women's Muay Thai Champions
| Division | Champion | Champion As Of | Defenses |
Strawweight125 lb (56.7 kg) | Vacant | – | – |
Atomweight115 lb (52.2 kg) | Allycia Rodrigues | August 28, 2020 | 2 |
ONE Championship Women's Submission Grappling Champion
| Division | Champion | Champion As Of | Defenses |
Atomweight115 lb (52.2 kg) | Mayssa Bastos | August 3, 2024 | 1 |
FAQs
A. Oumar Kane is currently the heavyweight MMA champion in ONE Championship.
A. Rodtang Jitmuangnon doesn't hold any title in ONE Championship, as of January 2025.
A. Demetrious 'Mighty Mouse' Johnson held the title of ONE Championship Flyweight MMA champion before his retirement from the sport.
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