The ONE Championship (formerly known as "ONE Fighting Championship") promotion was started in 2011.
This list is an up-to-date roster of those fighters currently under contract with the ONE Championship brand. Fighters are organized by weight class and within their weight class by their number of fights with the promotion.
Notes
- Results of fighting within development leagues (ONE Warriors series, ONE Hero series & Road to ONE) not counted for ONE Championship Records.
Recent signings
The fighters in this section have either signed with the ONE, have recently returned from an announced retirement, or have yet to make their ONE debut, or have get a contract from ONE Lumpinee (ONE Friday Fights) event.
| Date | ISO | Name | Nickname | Sport | Division | Status / next fight / info | Ref | Record |
|---|---|---|---|---|---|---|---|---|
| June 25, 2025 | Samuel Nagai | Submission Grappling | Featherweight | (Sept 4) Cancelled - Out of ONE Fight Night 35 (Bangkok) - Cole Abate | [1] | |||
| Oct 10, 2025 | Stephen Irvine | El Matador | Muay Thai | Flyweight | ||||
| May 1, 2026 | Elbrus Osmanov | Samurai | Muay Thai | Bantamweight | ||||
| May 22, 2026 | Viet Anh Do | MMA | Flyweight | 6–0 (1) | ||||
| May 22, 2026 | Ranma | Kickboxing | Bantamweight | 9–2–1 | ||||
| May 22, 2026 | Shoma Okumura | Kickboxing | Strawweight | 9–2 |
Current champions, weight classes and status
The ONE currently uses ten different weight classes and four sports combat.[2] This list of champions is updated as of December 6, 2025, after ONE Fight Night 38.
| colspan="";! width=3%|WC | colspan=""! width=7%|Min | colspan=""! width=7%|Upper limit | rowspan=""!width=3%|G | rowspan=""!width=4%|Sports | rowspan=""!width=4%|Champion | rowspan=""!width=3%|Flag | rowspan=""!width=8%|Date won | rowspan=""!width=3%|Ref | rowspan=""!width=3%|Days held | rowspan=""!width=45%|Defenses | rowspan=""!width=9%|Next fight / info |
|---|---|---|---|---|---|---|---|---|---|---|---|
| ATW | None | 115 lb 52.2 kg | M | Muay Thai | Nadaka Yoshinari | Nov 16, 2025 | |||||
| W | MMA | Denice Zamboanga | May 2, 2025 | ||||||||
| Kickboxing | style="background:#F19CBB;|Phetjeeja Lukjaoporongtom | March 9, 2024 | [3] | 1. def. Kana Morimoto at ONE 172 on March 23, 2025 | |||||||
| style="background:#F19CBB; |Muay Thai | style="background:#F19CBB;|Allycia Rodrigues | August 28, 2020 | [4] | 1. def. interim champion Janet Todd at ONE Fight Night 8 on March 25, 2023 2. def. Cristina Morales at ONE Fight Night 20 on March 9, 2024 3. def. Marie McManamon at ONE Fight Night 29 on March 8, 2025 4. def. Johanna Persson at ONE Fight Night 33 on July 12, 2025 | |||||||
| SW | >115 lb >52.2 kg | 125 lb 56.7 kg | M | MMA | Joshua Pacio | March 1, 2024 | [5] | 1. def. interim champion Jarred Brooks at ONE 171 on February 20, 2025 | |||
| Kickboxing | Jonathan Di Bella | October 4, 2025 | |||||||||
| Muay Thai | Prajanchai P.K.Saenchai | December 22, 2023 | [6] | 1. def. Ellis Badr Barboza at ONE Fight Night 28 on February 8, 2025 | |||||||
| rowspan=3 style="background:#F19CBB;|W | Muay Thai | Stella Hemetsberger | September 6, 2025 | ||||||||
| style="background:#F19CBB;|Kickboxing | February 14, 2026 | ||||||||||
| FLW | >125 lb >56.7 kg | 135 lb 61.2 kg | M | MMA | Avazbek Kholmirzaev | Apr 29, 2026 | |||||
| Kickboxing | Superlek Kiatmuu9 | January 14, 2023 | [7] | 1. def. Danial Williams at ONE Fight Night 8 on March 25, 2023 2. def. Takeru Segawa at ONE 165 on January 28, 2024 | |||||||
| Muay Thai | Vacant | November 7, 2024 | |||||||||
| BW | >135 lb >61.2 kg | 145 lb 65.8 kg | M | MMA | Enkh-Orgil Baatarkhuu | December 6, 2025 | |||||
| Kickboxing | Jonathan Haggerty | November 4, 2023 | [8] | 1. def. Wei Rui at ONE 171 on February 20, 2025 | |||||||
| Muay Thai | Rambolek Chor.Ajalaboon | Mar 20, 2026 | |||||||||
| FW | >145 lb >65.8 kg | 155 lb 70.3 kg | M | MMA | Tang Kai | August 26, 2022 | [9] | 1. def. interim champion Thanh Le at ONE 166 on March 1, 2024 | |||
| Kickboxing | Superbon Singha Mawynn | January 6, 2025 | [10] | 1. def. interim champion Masaaki Noiri at ONE 173 on Nov 16, 2025 | |||||||
| Muay Thai | Tawanchai P.K.Saenchai | September 29, 2022 | [11] | 1. def. Jamal Yusupov at ONE Fight Night 7 on February 25, 2023 2. def. Superbon Singha Mawynn at ONE Friday Fights 46 on December 22, 2023 3. def. Jo Nattawut at ONE 167 on June 8, 2024 4. def. Superbon Singha Mawynn at ONE 170 on January 24, 2025 | |||||||
| LW | >155 lb >70.3 kg | 170 lb 77.1 kg | M | MMA | Christian Lee | August 26, 2022 | [12] | 1. NC. against Alibeg Rasulov at ONE Fight Night 26 on December 7, 2024 2. def. Alibeg Rasulov at ONE 173 on Nov 16, 2025 | |||
| Kickboxing | Vacant | ||||||||||
| Muay Thai | Regian Eersel | October 22, 2022 | [13] | 1. def. Sinsamut Klinmee at ONE Friday Fights 9 on March 17, 2023 2. def. Dmitry Menshikov at ONE Fight Night 11 on June 10, 2022 3. def. George Jarvis at ONE Fight Night 34 on August 2, 2025 | |||||||
| Submission Grappling | Kade Ruotolo | October 22, 2022 | [14] | 1. def. Matheus Gabriel at ONE on Prime Video 5 on December 3, 2022 2. def. Tommy Langaker at ONE Fight Night 11 on June 10, 2023 3. def. Tommy Langaker at ONE 165 on January 28, 2024 | |||||||
| WW | >170 lb >77.1 kg | 185 lb 83.9 kg | M | MMA | Christian Lee | November 19, 2022 | [15] | ||||
| Submission grappling | Tye Ruotolo | November 4, 2023 | [16] | 1. def. Izaak Michell at ONE Fight Night 21 on April 6, 2024 2. def. Dante Leon at ONE Fight Night 31 on May 3, 2025 3. def. Paweł Jaworski at ONE Fight Night 41 on Mar 14, 2026 | |||||||
| LHW | >205 lb >93 kg | 225 lb 102.1 kg | M | Kickboxing | Roman Kryklia | November 16, 2019 | [17] | 1. def. Andrei Stoica at ONE: Collision Course on December 18, 2020 2. def. Murat Aygün at ' on February 25, 2022 | |||
| HW | >225 lb >102.1 kg | 265 lb 120.2 kg | M | Vacant | |||||||
| Kickboxing | Samet Agdeve | November 8, 2025 | |||||||||
| Muay Thai | Roman Kryklia | December 9, 2023 | [18] | 1. def. Lyndon Knowles at ONE Fight Night 30 on April 5, 2025 |
Suspended fighters
The list below is based on fighters suspended either by World Anti-Doping Agency (WADA) for violation of taking prohibited substances or non-analytical incidents, (2) by local commissions on misconduct during the fights or at event venues, or (3) by ONE.
| ISO | Name | Nickname | Division | From | Duration | Tested positive for / Info | By | Eligible to fight again | Ref. | Notes |
|---|---|---|---|---|---|---|---|---|---|---|
| Francisco Lo | Welterweight | April 28, 2025 | 3 years | Dehydrochloromethyltestosterone and 19-norandrosterone | USADA | April 28, 2028 | [19] |
Mixed martial arts
Heavyweight (265 lb, 120.2 kg)
| Name | Age | Ht. | Nickname | Result / next fight / status | MMA record | ONE Championship record | Year of last ONE fight | |
|---|---|---|---|---|---|---|---|---|
| Oumar Kane | 6 ft 4 in (1.93 m) | Reug Reug | Loss - ONE Friday Fights 154 (Bangkok) - Anatoly Malykhin | 7–2 | 6–2 | 2026 | ||
| Shamil Erdogan | 6 ft 2 in (1.88 m) | 13–0 | 5–0 | 2025 | ||||
| Ryugo Takeuchi | 6 ft 1 in (1.85 m) | Rising Rock Star | Loss - ONE Fight Night 40 (Bangkok) - Ben Tynan | 5–3 | 1–3 | 2026 | ||
| Ben Tynan | 6 ft 3 in (1.91 m) | Vanilla Thunder | Win - ONE Fight Night 40 (Bangkok) - Ryugo Takeuchi | 6–1 (1) | 2–1 (1) | 2026 | ||
| Paul Elliott | 6 ft 1 in (1.85 m) | ONE Fight Night 44 (Bangkok) - Regan Upshaw | 7–2 (1) | 1–2 (1) | 2025 |
Welterweight (185 lb, 83.9 kg)
| Name | Age | Ht. | Nickname | Result / next fight / status | MMA record | ONE Championship record | Year of last ONE fight | |
|---|---|---|---|---|---|---|---|---|
| Christian Lee (C) | 5 ft 10 in (1.78 m) | The Warrior | 18–4 (1) | 18–4 (1) | 2025 | |||
| Saygid Guseyn Arslanaliev | 6 ft 2 in (1.88 m) | Dagi | 9–3 | 8–3 | 2025 | |||
| Dzhabir Dzhabrailov | 6 ft 2 in (1.88 m) | Win - ONE Fight Night 42 (Bangkok) - Chase Mann | 7–0 | 4–0 | 2026 | |||
| Isi Fitikefu | 5 ft 10 in (1.78 m) | Doxz | Loss - ONE Fight Night 39 (Bangkok) - Chase Mann | 9–2 | 2–2 | 2026 | ||
| Roberto Soldić | 5 ft 11 in (1.80 m) | Robocop | 21–4 (1) | 1–1 (1) | 2025 | |||
| Chase Mann | 5 ft 9 in (1.75 m) | Mannimal | Loss - ONE Fight Night 42 (Bangkok) - Dzhabir Dzhabrailov | 8–1 | 1–1 | 2026 |
Lightweight (170 lb, 77.1 kg)
| Name | Age | Ht. | Nickname | Result / next fight / status | MMA record | ONE Championship record | Year of last ONE fight | |
|---|---|---|---|---|---|---|---|---|
| Christian Lee (C) | 5 ft 10 in (1.78 m) | The Warrior | 18–4 (1) | 18–4 (1) | 2025 | |||
| Shinya Aoki | 5 ft 11 in (1.80 m) | Tobikan Judan | 49–12 (1) | 14–6 | 2025 | |||
| Hiroyuki Tetsuka | 5 ft 6 in (1.68 m) | Japanese Beast | Loss - ONE Friday Fights 154 (Bangkok) - Kade Ruotolo | 15–7 | 7–4 | 2026 | ||
| Zhang Lipeng | 5 ft 11 in (1.80 m) | The Warrior | 35–13–2 (1) | 4–2 (1) | 2025 | |||
| Ok Rae-Yoon | 6 ft 0 in (1.83 m) | ONE Fight Night 44 (Bangkok) - Lucas Gabriel | 17–5 | 4–2 | 2024 | |||
| Adrian Lee | 5 ft 11 in (1.80 m) | The Phenom | Win - ONE Fight Night 40 (Bangkok) - Shozo Isojima | 4–1 | 4–1 | 2026 | ||
| Lucas Gabriel | 5 ft 8 in (1.73 m) | Sinister | ONE Fight Night 44 (Bangkok) - Ok Rae-yoon | 10–1 (1) | 4–0 (1) | 2026 | ||
| Kade Ruotolo | 5 ft 11 in (1.80 m) | Win - ONE Friday Fights 154 (Bangkok) - Hiroyuki Tetsuka | 4–0 | 4–0 | 2026 | |||
| Tye Ruotolo | 5 ft 10 in (1.78 m) | 2–0 | 2–0 | 2026 | ||||
| Shozo Isojima | 5 ft 10 in (1.78 m) | Great Teacher | Loss - ONE Fight Night 40 (Bangkok) - Adrian Lee | 6–2 | 1–2 | 2026 | ||
| Alibeg Rasulov | 5 ft 7 in (1.70 m) | 14–1 (1) | 1–1 (1) | 2025 |
Featherweight (155 lb, 70.3 kg)
| Name | Age | Ht. | Nickname | Result / next fight / status | MMA record | ONE Championship record | Year of last ONE fight | |
|---|---|---|---|---|---|---|---|---|
| Tang Kai (C) | 5 ft 10 in (1.78 m) | Win - ONE Fight Night 43 (Bangkok) - Shamil Gasanov | 20–4 | 9–1 | 2026 | |||
| Shamil Gasanov | 5 ft 7 in (1.70 m) | The Cobra | Loss - ONE Fight Night 43 (Bangkok) - Tang Kai | 14–2 | 6–2 | 2026 | ||
| Ibragim Dauev | 5 ft 10 in (1.78 m) | 11–2 | 3–1 | 2025 | ||||
| João Pedro Dantas | 5 ft 10 in (1.78 m) | Guerreirinho | Loss - ONE Fight Night 39 (Bangkok) - Mohammad Siasarani (Kickboxing bout) | 6–1 | 0–1 | 2026 |
Bantamweight (145 lb, 65.8 kg)
| Name | Age | Ht. | Nickname | Result / next fight / status | MMA record | ONE Championship record | Year of last ONE fight | |
|---|---|---|---|---|---|---|---|---|
| Enkh-Orgil Baatarkhuu (C) | 5 ft 6 in (1.68 m) | The Tormentor | 14–3 | 7–1 | 2025 | |||
| Lito Adiwang | 5 ft 4 in (1.63 m) | Thunder Kid | Win - ONE Fight Night 43 (Bangkok) - Eko Roni Saputra | 18–6 | 9–4 | 2026 | ||
| Eko Roni Saputra | 5 ft 4 in (1.63 m) | Loss - ONE Fight Night 43 (Bangkok) - Lito Adiwang | 7–6 | 7–6 | 2026 | |||
| Carlo Bumina-ang | 5 ft 5 in (1.65 m) | The Bull | Win - ONE Friday Fights 151 (Bangkok) - Batochir Batsaikhan | 10–2 | 9–2 | 2026 | ||
| Fabrício Andrade | 5 ft 7 in (1.70 m) | Wonder Boy | 10–3 (1) | 7–1 (1) | 2025 | |||
| Jeremy Pacatiw | 5 ft 5 in (1.65 m) | The Juggernaut | 13–7 | 3–3 | 2025 | |||
| Jhanlo Mark Sangiao | 5 ft 6 in (1.68 m) | The Machine | 7–1 | 4–1 | 2025 | |||
| Mauro Mastromarini | 5 ft 8 in (1.73 m) | Dinamita | Loss - ONE Fight Night 41 (Bangkok) - Lito Adiwang | 17–7 | 0–3 | 2026 | ||
| Elbek Alyshov | 5 ft 6 in (1.68 m) | 10–0 | 2–0 | 2025 | ||||
| Marcos Aurélio | 5 ft 8 in (1.73 m) | Peruano | Win - ONE Fight Night 41 (Bangkok) - Mauro Mastromarini | 9–1 | 1–1 | 2026 | ||
| Kanata Nagai | 5 ft 5 in (1.65 m) | Win - ONE Samurai 1 (Tokyo) - Atsuya Kanbe | 10–0–1 | 1–0 | 2026 | |||
| Atsuya Kanbe | 5 ft 7 in (1.70 m) | Atsubo | Loss - ONE Samurai 1 (Tokyo) - Kanata Nagai | 8–2 | 0–1 | 2026 |
Flyweight (135 lb, 61.2 kg)
| Name | Age | Ht. | Nickname | Result / next fight / status | MMA record | ONE Championship record | Year of last ONE fight | |
|---|---|---|---|---|---|---|---|---|
| Avazbek Kholmirzaev (C) | 5 ft 9 in (1.75 m) | Ninzya | Win - ONE Samurai 1 (Tokyo) - Yuya Wakamatsu | 16–2 | 10–1 | 2026 | ||
| Jeremy Miado | 5 ft 7 in (1.70 m) | The Jaguar | Loss - ONE Fight Night 41 (Bangkok) - Willie van Rooyen | 13–10 | 7–10 | 2026 | ||
| Yuya Wakamatsu | 5 ft 6 in (1.68 m) | Little Piranha | Loss - ONE Samurai 1 (Tokyo) - Avazbek Kholmirzaev | 20–7 | 10–5 | 2026 | ||
| Tatsumitsu Wada | 5 ft 7 in (1.70 m) | The Sweeper | Win - ONE Samurai 1 (Tokyo) - Seiichiro Ito | 27–14–2 | 7–7 | 2026 | ||
| Jarred Brooks | 5 ft 3 in (1.60 m) | The Monkey God | 21–6 (1) | 5–4 | 2025 | |||
| Hu Yong | 5 ft 6 in (1.68 m) | Wolf Warrior | Win - ONE Fight Night 40 (Bangkok) - Danny Kingad | 13–6 | 5–3 | 2026 | ||
| Sanzhar Zakirov | 5 ft 6 in (1.68 m) | Tornado | 16–0 | 7–0 | 2025 | |||
| Mansur Malachiev | 5 ft 6 in (1.68 m) | 14–1 | 4–1 | 2025 | ||||
| Gilbert Nakatani | 5 ft 5 in (1.65 m) | Loss - ONE Fight Night 42 (Bangkok) - Joshua Pereira | 9–4 | 1–3 | 2026 | |||
| Banma Duoji | 5 ft 8 in (1.73 m) | The Prince | 15–3 (2) | 1–2 (1) | 2025 | |||
| Willie van Rooyen | 5 ft 7 in (1.70 m) | White Lion | Win - ONE Fight Night 41 (Bangkok) - Jeremy Miado | 8–1 | 1–1 | 2026 | ||
| Joshua Pereira | 5 ft 7 in (1.70 m) | Flyin Hawaiian | Win - ONE Fight Night 42 (Bangkok) - Gilbert Nakatani | 6–0 (1) | 1–0 (1) | 2026 | ||
| Seiichiro Ito | 5 ft 4 in (1.63 m) | Loss - ONE Samurai 1 (Tokyo) - Tatsumitsu Wada | 18–5–2 | 0–1 | 2026 |
Strawweight (125 lb, 56.7 kg)
| Name | Age | Ht. | Nickname | Result / next fight / status | MMA record | ONE Championship record | Year of last ONE fight | |
|---|---|---|---|---|---|---|---|---|
| Joshua Pacio (C) | 5 ft 4 in (1.63 m) | The Passion | 23–5 | 15–5 | 2025 | |||
| Bokang Masunyane | 5 ft 1 in (1.55 m) | Little Giant | Win - ONE Fight Night 39 (Bangkok) - Ryohei Kurosawa | 10–3 | 4–3 | 2026 | ||
| Hiroba Minowa | 5 ft 3 in (1.60 m) | Win - ONE Fight Night 42 (Bangkok) - Karen Ghazaryan | 15–6 | 4–4 | 2026 | |||
| Keito Yamakita | 5 ft 1 in (1.55 m) | Pocket Monk | Win - ONE Samurai 1 (Tokyo) - Ryohei Kurosawa | 12–1 | 5–1 | 2026 | ||
| Lee Seung-chul | 5 ft 4 in (1.63 m) | The Flash | Win - ONE Fight Night 41 (Bangkok) - Fabio Henrique | 12–1 | 5–0 | 2026 | ||
| Ryohei Kurosawa | 5 ft 4 in (1.63 m) | Ken Asuka | Loss - ONE Samurai 1 (Tokyo) - Keito Yamakita | 20–6 | 1–2 | 2026 | ||
| Fabio Henrique | 5 ft 2 in (1.57 m) | The Giant | Win - ONE Fight Night 43 (Bangkok) - Yosuke Saruta | 15–1 | 1–1 | 2026 | ||
| Karen Ghazaryan | 5 ft 3 in (1.60 m) | Loss - ONE Fight Night 42 (Bangkok) - Hiroba Minowa | 5–1 | 0–1 | 2026 |
Women's Atomweight (115 lb, 52.2 kg)
| Name | Age | Ht. | Nickname | Result / next fight / status | MMA record | ONE Championship record | Year of last ONE fight | |
|---|---|---|---|---|---|---|---|---|
| Denice Zamboanga (C) | 5 ft 2 in (1.57 m) | The Menace | 12–2 | 7–2 | 2025 | |||
| Jihin Radzuan | 5 ft 2 in (1.57 m) | Shadow Cat | Win - ONE Fight Night 40 (Bangkok) - Gabriela Fujimoto | 10–5 | 9–5 | 2026 | ||
| Stamp Fairtex | 5 ft 2 in (1.57 m) | The Inner Circle (Bangkok) - Cynthia Flores (Muay Thai bout) | 11–2 | 11–2 | 2023 | |||
| Ayaka Miura | 5 ft 1 in (1.55 m) | Zombie | Loss - ONE Samurai 1 (Tokyo) - Chihiro Sawada | 16–6 (1) | 9–4 | 2026 | ||
| Itsuki Hirata | 5 ft 2 in (1.57 m) | Android 18 | Win - ONE Samurai 1 (Tokyo) - Ritu Phogat | 8–5 | 7–5 | 2026 | ||
| Ritu Phogat | 5 ft 1 in (1.55 m) | The Indian Tigress | Loss - ONE Samurai 1 (Tokyo) - Itsuki Hirata | 7–5 | 7–5 | 2026 | ||
| Chihiro Sawada | 4 ft 11 in (1.50 m) | Win - ONE Samurai 1 (Tokyo) - Ayaka Miura | 12–1–1 | 7–1 | 2026 | |||
| Victória Souza | 5 ft 0 in (1.52 m) | Vick | Loss - ONE Fight Night 41 (Bangkok) - Anastasia Nikolakakos | 9–3 | 3–3 | 2026 | ||
| Natalie Salcedo | 5 ft 0 in (1.52 m) | Loss - ONE Fight Night 39 (Bangkok) - Chihiro Sawada | 4–1 | 1–1 | 2026 | |||
| Anastasia Nikolakakos | 5 ft 0 in (1.52 m) | Anniemale | Win - ONE Fight Night 41 (Bangkok) - Victória Souza | 6–0 | 1–0 | 2026 | ||
| Gabriela Fujimoto | 5 ft 4 in (1.63 m) | Gabi | Loss - ONE Fight Night 40 (Bangkok) - Jihin Radzuan | 7–1 | 0–1 | 2026 |
Unless otherwise cited, all records are retrieved from tapology.com
.
| (C) | Indicates the current champion |
Kickboxing & Muay Thai
Heavyweight (265 lb, 120.2 kg)
| Name | Age | Ht. | Nickname | Result / next fight / status | MT/KB record | ONE record | Year of last ONE fight | |
|---|---|---|---|---|---|---|---|---|
| Roman Kryklia (MT.C) | 6 ft 7 in (2.01 m) | The Inner Circle (Bangkok) - Samet Agdeve | 50–8 | 7–1 | 2025 | |||
| Samet Agdeve (KB.C) | 1.90 m (6 ft 3 in) | The King | The Inner Circle (Bangkok) - Roman Kryklia | 18–0 | 1–0 | 2025 | ||
| Lyndon Knowles | 6 ft 0 in (1.83 m) | Knowlesy | 77–17 | 0–1 | 2025 |
Light Heavyweight (225 lb, 102.1 kg)
| Name | Age | Ht. | Nickname | Result / next fight / status | MT/KB record | ONE record | Year of last ONE fight | |
|---|---|---|---|---|---|---|---|---|
| Roman Kryklia (KB.C) | 6 ft 7 in (2.01 m) | 50–8 | 7–1 | 2025 |
Lightweight (170 lb, 77.1 kg)
| Name | Age | Ht. | Nickname | Result / next fight / status | MT/KB record | ONE record | Year of last ONE fight | |
|---|---|---|---|---|---|---|---|---|
| Regian Eersel (MT.C), (KB.C) | 6 ft 2 in (1.88 m) | The Immortal | Win - ONE Friday Fights 150 (Bangkok) - Rungrawee Sitsongpeenong | 65–5 | 14–1 | 2026 | ||
| Sinsamut Klinmee | 6 ft 0 in (1.83 m) | Aquaman | Loss - ONE Fight Night 41 (Bangkok) - George Jarvis | 83–22–3 | 5–6 | 2026 | ||
| Rungrawee Sitsongpeenong | 5 ft 11 in (1.80 m) | Legatron | ONE Fight Night 44 (Bangkok) - George Jarvis | 158–49–2 | 6–3 | 2026 | ||
| George Jarvis | 6 ft 0 in (1.83 m) | G-Unit | ONE Fight Night 44 (Bangkok) - Rungrawee Sitsongpeenong | 28–5 | 5–2 | 2026 | ||
| Bogdan Shumarov | 5 ft 11 in (1.80 m) | 18–4–1 | 3–1 | 2025 | ||||
| Nauzet Trujillo | 5 ft 11 in (1.80 m) | 49–12–1 | 1–2 | 2025 | ||||
| Youssef Assouik | 6 ft 3 in (1.91 m) | 28–4 | 1–1 | 2025 | ||||
| Abolfazl Alipourandi | 5 ft 10 in (1.78 m) | White Wolf | 16–6 | 1–1 | 2025 |
Featherweight (155 lb, 70.3 kg)
| Name | Age | Ht. | Nickname | Result / next fight / status | MT/KB record | ONE record | Year of last ONE fight | |
|---|---|---|---|---|---|---|---|---|
| Tawanchai P.K.Saenchai (MT.C) | 5 ft 11 in (1.80 m) | 134–33–2 | 10–3 | 2025 | ||||
| Superbon Singha Mawynn (KB.C) | 5 ft 10 in (1.78 m) | (May 6) - injury - out of ONE Friday Fights 155 (Bangkok) - Liu Mengyang | 117–37 | 7–3 | 2025 | |||
| Nico Carrillo (MT.IC) | 5 ft 10 in (1.78 m) | King of the North | Win - ONE Fight Night 40 (Bangkok) - Shadow Singha Mawynn | 30–4–1 | 7–1 | 2026 | ||
| Jo Nattawut | 5 ft 10 in (1.78 m) | Smokin'Jo | 72–15–2 | 6–9 | 2025 | |||
| Mohammad Siasarani | 5 ft 10 in (1.78 m) | Win - ONE Fight Night 39 (Bangkok) - João Pedro Dantas | 27–13 | 9–2 | 2026 | |||
| Shadow Singha Mawynn | 5 ft 10 in (1.78 m) | Loss - ONE Fight Night 40 (Bangkok) - Nico Carrillo | 83–25–1 (1) | 6–3 (1) | 2026 | |||
| Marat Grigorian | 5 ft 9 in (1.75 m) | Win - ONE Samurai 1 (Tokyo) - Kaito Ono | 70–14–1 (1) | 6–3 | 2026 | |||
| Nonthachai Jitmuangnon | 5 ft 11 in (1.80 m) | Win - ONE Fight Night 43 (Bangkok) - Felipe Lobo | 53–22 | 6–1 | 2026 | |||
| Ricardo Bravo | 5 ft 11 in (1.80 m) | Argentinian Samurai | Loss - ONE Samurai 1 (Tokyo) - Hiromi Wajima | 27–6–2 | 3–3 | 2026 | ||
| Masaaki Noiri | 5 ft 9 in (1.75 m) | 51–14 | 2–3 | 2025 | ||||
| Luke Lissei | 6 ft 1 in (1.85 m) | The Chef | 8–3 | 2–3 | 2025 | |||
| Bampara Kouyate | 6 ft 2 in (1.88 m) | Bambi Firelek | ONE Fight Night 44 (Bangkok) - Charlie Guest | 36–3 | 2–2 | 2025 | ||
| Mohamed Younes Rabah | 6 ft 2 in (1.88 m) | The Buraq | 15–1 (1) | 2–1 (1) | 2025 | |||
| Shakir Al-Tekreeti | 6 ft 1 in (1.85 m) | 22–8 | 1–2 | 2025 | ||||
| Arian Esparza | 5 ft 9 in (1.75 m) | The Destroyer | Loss - ONE Friday Fights 147 (Bangkok) - PTT Apichartfarm | 21–3 | 1–2 | 2026 | ||
| Hiromi Wajima | 5 ft 11 in (1.80 m) | The Purple Comet | Win - ONE Samurai 1 (Tokyo) - Ricardo Bravo | 23–7 | 1–1 | 2026 | ||
| Kaito Ono | 5 ft 11 in (1.80 m) | Loss - ONE Samurai 1 (Tokyo) - Marat Grigorian | 59–11 (1) | 0–2 | 2026 | |||
| Rukiya Anpo | 6 ft 0 in (1.83 m) | Demolition Man | 27–9–1 | 0–1 | 2025 |
Bantamweight (145 lb, 65.8 kg)
| Name | Age | Ht. | Nickname | Result / next fight / status | MT/KB record | ONE record | Year of last ONE fight | |
|---|---|---|---|---|---|---|---|---|
| Jonathan Haggerty (KB.C) | 5 ft 7 in (1.70 m) | The General | Win - ONE Samurai 1 (Tokyo) - Yuki Yoza | 24–5 | 10–3 | 2026 | ||
| Rambolek Chor.Ajalaboon (MT.C) | 5 ft 8 in (1.73 m) | Win - ONE Friday Fights 147 (Bangkok) - Nabil Anane | 68–15–3 | 8–2 | 2026 | |||
| Nabil Anane | 6 ft 4 in (1.93 m) | Loss - ONE Friday Fights 147 (Bangkok) - Rambolek Chor.Ajalaboon | 41–6–1 (1) | 8–2 (1) | 2026 | |||
| Saemapetch Fairtex | 5 ft 8 in (1.73 m) | 127–24–1 | 9–9 | 2025 | ||||
| Ratchasiesan Laochokcharoen | 5 ft 6 in (1.68 m) | Left Meteorite | Loss - ONE Friday Fights 152 (Bangkok) - Elbrus Osmanov | 82–29–2 (1) | 12–7 (1) | 2026 | ||
| Alaverdi Ramazanov | 5 ft 11 in (1.80 m) | Babyface Killer | 65–12 | 8–7 | 2025 | |||
| Saeksan Or. Kwanmuang | 5 ft 7 in (1.70 m) | The Man Who Yields to No One | Loss - ONE Friday Fights 147 (Bangkok) - Pakorn P.K.Saenchai | 203–79–8 | 10–5 | 2026 | ||
| Hiroki Akimoto | 5 ft 7 in (1.70 m) | Win - ONE Samurai 1 (Tokyo) - Taimu Hisai | 29–4 | 9–4 | 2026 | |||
| Abdulla Dayakaev | 5 ft 10 in (1.78 m) | Smash Boy | The Inner Circle (Bangkok) - Superlek Kiatmuu9 | 23–3 | 9–2 | 2026 | ||
| Suakim Sor.Jor.Tongprajin | 5 ft 9 in (1.75 m) | Win - ONE Fight Night 42 (Bangkok) - Vladimir Kuzmin | 155–60–3 | 8–2 | 2026 | |||
| Ferrari Fairtex | 5 ft 9 in (1.75 m) | ONE Fight Night 44 (Bangkok) - Shinji Suzuki | 137–33–4 (1) | 5–4 (1) | 2025 | |||
| Yod-IQ Or.Pimonsri | 5 ft 10 in (1.78 m) | Win - The Inner Circle (Bangkok) - Kiamran Nabati | 127–36–15 | 12–1 | 2026 | |||
| Parham Gheirati | 5 ft 10 in (1.78 m) | 16–6 | 7–1 | 2025 | ||||
| Felipe Lobo | 5 ft 9 in (1.75 m) | Demolition Man | Loss - ONE Fight Night 43 (Bangkok) - Nonthachai Jitmuangnon | 23–12 | 4–5 | 2026 | ||
| Vladimir Kuzmin | 5 ft 9 in (1.75 m) | Loss - ONE Fight Night 42 (Bangkok) - Suakim Sor.Jor.Tongprajin | 23–5 | 5–4 | 2026 | |||
| Alexey Balyko | 5 ft 7 in (1.70 m) | 23–15–1 | 3–5 | 2025 | ||||
| Yuki Yoza | 5 ft 6 in (1.68 m) | Loss - ONE Samurai 1 (Tokyo) - Jonathan Haggerty | 21–3 | 3–1 | 2026 | |||
| Dmitrii Kovtun | 5 ft 10 in (1.78 m) | The Silent Assassin | Win - ONE Fight Night 42 (Bangkok) - Mohanad Battbootti | 5–2 | 2026 | |||
| Soe Lin Oo | 5 ft 7 in (1.70 m) | Man of Steel | Loss - ONE Friday Fights 139 (Bangkok) - Worapon Lukjaoporongtom | 74–7–52 | 3–4 | 2026 | ||
| Ilias Ennahachi | 5 ft 10 in (1.78 m) | Tweety | 40–3 (1) | 5–0 (1) | 2025 | |||
| Asa Ten Pow | 5 ft 9 in (1.75 m) | The American Ninja | 14–4 | 3–2 | 2025 | |||
| Petchtanong Petchfergus | 5 ft 9 in (1.75 m) | Win - ONE Fight Night 43 (Bangkok) - Ben Woolliss | 360–57–1 | 4–2 | 2026 | |||
| Kiamran Nabati | 5 ft 9 in (1.75 m) | Loss - The Inner Circle (Bangkok) - Yod-IQ Or.Pimonsri | 22–1 (1) | 4–1 (1) | 2026 | |||
| Shinji Suzuki | 5 ft 9 in (1.75 m) | ONE Fight Night 44 (Bangkok) - Ferrari Fairtex | 1–3 | 2025 | ||||
| Jake Peacock | 5 ft 7 in (1.70 m) | The One | 14–2 | 2–1 | 2025 | |||
| Wei Rui | 5 ft 9 in (1.75 m) | Demon Blade | 70–4 | 1–2 | 2025 | |||
| Katsuki Kitano | 5 ft 10 in (1.78 m) | Loss - ONE Friday Fights 144 (Bangkok) - Lenny Blasi | 25–12 | 1–2 | 2026 | |||
| Taimu Hisai | 5 ft 7 in (1.70 m) | Win - ONE Samurai 1 (Tokyo) - Hiroki Akimoto | 19–7–1 | 1–1 | 2026 | |||
| Mohanad Battbootti | 5 ft 8 in (1.73 m) | Solo | Loss - ONE Fight Night 42 (Bangkok) - Dmitrii Kovtun | 11–2 | 0–2 | 2026 | ||
| Ben Woolliss | 5 ft 8 in (1.73 m) | The Problem | Loss - ONE Fight Night 43 (Bangkok) - Petchtanong Petchfergus | 30–7 | 1–1 | 2026 |
Flyweight (135 lb, 61.2 kg)
| Name | Age | Ht. | Nickname | Result / next fight / status | MT/KB record | ONE record | Year of last ONE fight | |
|---|---|---|---|---|---|---|---|---|
| Superlek Kiatmuu9 (KB.C) | 5 ft 7 in (1.70 m) | The Kicking Machine | The Inner Circle (Bangkok) - Abdulla Dayakaev | 139–32–4 | 15–4 | 2026 | ||
| Rodtang Jitmuangnon | 5 ft 6 in (1.68 m) | The Iron Man | Loss - ONE Samurai 1 (Tokyo) - Takeru Segawa | 274–44–10 | 17–2 | 2026 | ||
| Nong-O Hama | 5 ft 7 in (1.70 m) | ONE Friday Fights 160 (Bangkok) - Kongthoranee Sor.Sommai | 267–59–10 | 12–5 | 2026 | |||
| Kongthoranee Sor.Sommai | 5 ft 7 in (1.70 m) | ONE Friday Fights 160 (Bangkok) - Nong-O Hama | 72–19–1 | 11–5 | 2026 | |||
| Taiki Naito | 5 ft 7 in (1.70 m) | Silent Sniper | Win - ONE Samurai 1 (Tokyo) - Hyu Iwata | 39–13 | 10–6 | 2026 | ||
| Yodlekpet Or.Atchariya | 5 ft 4 in (1.63 m) | The Destroyer | ONE Friday Fights 157 (Bangkok) - Saw Min Min | 94–39 | 10–6 | 2026 | ||
| Muangthai P.K.Saenchai | 5 ft 7 in (1.70 m) | Elbow Zombie | ONE Friday Fights 160 (Bangkok) - Panrit Lukjaomaesaiwaree | 207–47–4 | 9–5 | 2025 | ||
| Suriyanlek Por.Yenying | 5 ft 3 in (1.60 m) | Loss - The Inner Circle (Bangkok) - Ramadan Ondash | 86–32 | 11–7 | 2026 | |||
| Suablack Tor.Pran49 | 5 ft 7 in (1.70 m) | Loss - ONE Fight Night 41 (Bangkok) - Hyu Iwata | 62–23 | 8–5 | 2026 | |||
| Jaosuayai Mor.Krungthepthonburi | 5 ft 5 in (1.65 m) | The Inner Circle (Bangkok) - Yuan Pengjie | 83–42–2 | 8–5 | 2026 | |||
| Nakrob Fairtex | 5 ft 9 in (1.75 m) | ONE Fight Night 44 (Bangkok) - Jacob Smith | 68–25 | 7–5 | 2026 | |||
| Dedduanglek Torfunfarm | 5 ft 9 in (1.75 m) | Win - ONE Friday Fights 153 (Bangkok) - Cyber Sor.Tienpo | 59–14 | 9–5 | 2026 | |||
| Johan Ghazali | 5 ft 6 in (1.68 m) | Jojo | Loss - ONE Samurai 1 (Tokyo) - Shimon Yoshinari | 27–10 | 8–4 | 2026 | ||
| Panpayak Jitmuangnon | 5 ft 8 in (1.73 m) | The Angel Warrior | Win - ONE Friday Fights 155 (Bangkok) - Othman Rhouni | 251–44–3 | 7–4 | 2026 | ||
| Aslamjon Ortikov | 5 ft 9 in (1.75 m) | El Pantera | The Inner Circle (Bangkok) - Asadula Imangazaliev | 24–0 | 10–0 | 2026 | ||
| Johan Estupiñan | 5 ft 9 in (1.75 m) | Panda Kick | ONE Fight Night 44 (Bangkok) - Akif Guluzada | 27–2 | 5–2 | 2025 | ||
| Asadula Imangazaliev | 5 ft 10 in (1.78 m) | The Dagestan Ninja | The Inner Circle (Bangkok) - Aslamjon Ortikov | 12–0 | 8–0 | 2026 | ||
| Thant Zin | 5 ft 7 in (1.70 m) | Loss -ONE Friday Fights 149 (Bangkok) - Jaradchai Maxjandee | 26–15–3 | 2–5 | 2026 | |||
| Black Panther VenumMuayThai | 5 ft 8 in (1.73 m) | Win - ONE Fight Night 42 (Bangkok) - Diego Paez | 81–17 | 5–1 | 2026 | |||
| Hyu Iwata | 5 ft 8 in (1.73 m) | Mister Pepper | Loss - ONE Samurai 1 (Tokyo) - Taiki Naito | 13–1 | 5–1 | 2026 | ||
| Zakaria El Jamari | 5 ft 4 in (1.63 m) | 5–6 | 1–5 | 2025 | ||||
| Shimon Yoshinari | 5 ft 10 in (1.78 m) | Win - ONE Samurai 1 (Tokyo) - Johan Ghazali | 25–1 (1) | 5–0 (1) | 2026 | |||
| Akif Guluzada | 5 ft 9 in (1.75 m) | King | ONE Fight Night 44 (Bangkok) - Johan Estupiñan | 20–2 | 5–0 | 2025 | ||
| Takeru Segawa | 5 ft 6 in (1.68 m) | Natural Born Crusher | Win - ONE Samurai 1 (Tokyo) - Rodtang Jitmuangnon | 45–5 | 3–2 | 2026 | ||
| Freddie Haggerty | 5 ft 7 in (1.70 m) | Win - The Inner Circle (Bangkok) - Yonis Anane | 24–5–1 | 4–1 | 2026 | |||
| Sean Climaco | 5 ft 8 in (1.73 m) | The One | (Jan 15) - Foot injury - out of ONE Fight Night 39 (Bangkok) - Johan Ghazali | 12–4–1 | 2–2 | 2025 | ||
| Jhordan Estupiñan | 5 ft 8 in (1.73 m) | Panda Kick | Loss - ONE Fight Night 43 (Bangkok) - Aslamjon Ortikov | 9–1 | 2–1 | 2025 | ||
| Diego Paez | 5 ft 7 in (1.70 m) | Loss - ONE Fight Night 42 (Bangkok) - Black Panther VenumMuayThai | 8–4–2 | 1–2 | 2026 | |||
| Ryusei Kumagai | 5 ft 8 in (1.73 m) | Notorious Tyrant | 19–1 | 1–0 | 2025 | |||
| Liao Shixu | 5 ft 11 in (1.80 m) | 16–7 | 0–1 | 2025 |
Strawweight (125 lb, 56.7 kg)
| Name | Age | Ht. | Nickname | Result / next fight / status | MT/KB record | ONE record | Year of last ONE fight | |
|---|---|---|---|---|---|---|---|---|
| Prajanchai P.K.Saenchai (MT.C) | 5 ft 4 in (1.63 m) | 344–53–3 | 7–2 | 2025 | ||||
| Jonathan Di Bella (KB.C) | 5 ft 9 in (1.75 m) | 15–1 | 5–1 | 2025 | ||||
| Sam-A Gaiyanghadao | 5 ft 6 in (1.68 m) | Win - ONE Fight Night 42 (Bangkok) - Elmehdi El Jamari | 378–50–9 | 12–4 | 2026 | |||
| Songchainoi Kiatsongrit | 5 ft 1 in (1.55 m) | Mini Hulk | ONE Samurai 1 (Tokyo) - Nadaka Yoshinari | 60–19 | 10–1 | 2025 | ||
| Aliff Sor.Dechapan | 5 ft 10 in (1.78 m) | 62–9–2 | 9–2 | 2025 | ||||
| Rui Botelho | 5 ft 7 in (1.70 m) | 4–7 | 2025 | |||||
| Thongpoon P.K.Saenchai | 5 ft 4 in (1.63 m) | 80–27–2 (1) | 5–4 (1) | 2025 | ||||
| Zhang Peimian | 5 ft 4 in (1.63 m) | Fighting Rooster | Win - ONE Friday Fights 142 (Bangkok) - Ellis Badr Barboza | 20–5–1 | 6–4 | 2026 | ||
| Walter Goncalves | 5 ft 3 in (1.60 m) | Iron Hands | 67–11 | 2–6 | 2025 | |||
| Abdallah Ondash | 5 ft 8 in (1.73 m) | Win - The Inner Circle (Bangkok) - Denkriangkrai MavinnMuaythai | 24–2 | 8–1 | 2026 | |||
| Ramadan Ondash | 5 ft 6 in (1.68 m) | The Scorpion | Win - The Inner Circle (Bangkok) - Suriyanlek Por.Yenying | 13–3 | 5–1 | 2026 | ||
| Kaotaem Fairtex | 5 ft 5 in (1.65 m) | Win - ONE Friday Fights 149 (Bangkok) - Xavier Gonzalez | 39–19–2 | 4–1 | 2026 | |||
| Yonis Anane | 5 ft 10 in (1.78 m) | Loss - The Inner Circle (Bangkok) - Freddie Haggerty | 48–10 | 3–2 | 2026 | |||
| Ellis Badr Barboza | 5 ft 6 in (1.68 m) | El Jéfe | Loss - ONE Friday Fights 142 (Bangkok) - Zhang Peimian | 17–7 (1) | 2–2 (1) | 2026 | ||
| Elmehdi El Jamari | 5 ft 7 in (1.70 m) | The Sniper | Loss - ONE Fight Night 42 (Bangkok) - Sam-A Gaiyanghadao | 27–3 | 1–2 | 2026 |
Atomweight (115 lb, 52.2 kg)
| Name | Age | Ht. | Nickname | Result / next fight / status | MT/KB record | ONE record | Year of last ONE fight | |
|---|---|---|---|---|---|---|---|---|
| Nadaka Yoshinari (MT.C) | 5 ft 4 in (1.63 m) | Win - ONE Samurai 1 (Tokyo) - Songchainoi Kiatsongrit | 67–6–1 | 5–0 | 2026 | |||
| Songchainoi Kiatsongrit | 5 ft 1 in (1.55 m) | Loss - ONE Samurai 1 (Tokyo) - Nadaka Yoshinari | 60–20–2 | 10–2 | 2026 | |||
| Rak Erawan | 5 ft 4 in (1.63 m) | The Inner Circle (Bangkok) - Banluelok Sitwatcharachai | 76–14 | 5–4 | 2025 | |||
| Numsurin Chor.Ketwina | 5 ft 4 in (1.63 m) | Loss - ONE Friday Fights 147 (Bangkok) - Pet Suanluangrodyok | 104–21–2 | 6–2 | 2026 | |||
| Toma Kuroda | 5 ft 5 in (1.65 m) | Loss - ONE Samurai 1 (Tokyo) - Toki Tamaru | 16–6–1 | 1–3 | 2026 | |||
| Toki Tamaru | 5 ft 4 in (1.63 m) | Jet Boy | Win - ONE Samurai 1 (Tokyo) - Toma Kuroda | 19–4 (2) | 1–0 | 2026 |
Women's Strawweight (125 lb, 56.7 kg)
| Name | Age | Ht. | Nickname | Result / next fight / status | MT/KB record | ONE record | Year of last ONE fight | |
|---|---|---|---|---|---|---|---|---|
| Stella Hemetsberger (MT.C),(KB.C) | 5 ft 7 in (1.70 m) | Always Hungry | Win - ONE Fight Night 40 (Bangkok) - Jackie Buntan | 10–2 | 5–0 | 2026 | ||
| Jackie Buntan | 5 ft 4 in (1.63 m) | Loss - ONE Fight Night 40 (Bangkok) - Stella Hemetsberger | 7–3 | 7–3 | 2026 | |||
| Natalia Diachkova | 5 ft 7 in (1.70 m) | Karelian Lynx | Win - ONE Friday Fights 152 (Bangkok) - Fahsai Or.Yuthachai | 32–5 | 6–1 | 2026 |
Women's Atomweight (115 lb, 52.2 kg)
| Name | Age | Ht. | Nickname | Result / next fight / status | MT/KB record | ONE record | Year of last ONE fight | |
|---|---|---|---|---|---|---|---|---|
| Phetjeeja Lukjaoporongtom (KB.C) | 5 ft 3 in (1.60 m) | The Queen | The Inner Circle (Bangkok) - Allycia Rodrigues | 210–6–3 | 8–0 | 2025 | ||
| Allycia Rodrigues (MT.C) | 5 ft 3 in (1.60 m) | The Inner Circle (Bangkok) - Phetjeeja Lukjaoporongtom | 35–6 | 5–1 | 2025 | |||
| Yu Yau Pui | 5 ft 5 in (1.65 m) | Win - ONE Fight Night 41 (Bangkok) - Anna Jaroonsak | 29–4 | 7–2 | 2026 | |||
| Martyna Domińczak | 5 ft 5 in (1.65 m) | Win - ONE Fight Night 43 (Bangkok) - Johanna Persson | 8–2 | 4–2 | 2026 | |||
| Shir Cohen | 5 ft 2 in (1.57 m) | Loss - ONE Friday Fights 143 (Bangkok) - Vero Nika | 10–2 | 3–1 | 2026 | |||
| Vero Nika | 5 ft 4 in (1.63 m) | The Kayan Leopard | Win - The Inner Circle (Bangkok) - Kana Morimoto | 22–3 | 4–1 | 2026 | ||
| Gabriele Moram | 5 ft 5 in (1.65 m) | (May 21) - Delikurt missed weight - out of ONE Friday Fights 155 (Bangkok) - Nefise Delikurt | 38–15 | 3–1 | 2026 | |||
| Kana Morimoto | 5 ft 3 in (1.60 m) | Krusher Queen | Loss - The Inner Circle (Bangkok) - Vero Nika | 24–7 | 2–3 | 2026 | ||
| Marie McManamon | 5 ft 5 in (1.65 m) | The Celtic Queen | 13–5 | 0–2 | 2025 | |||
| Cynthia Flores | 5 ft 2 in (1.57 m) | The Inner Circle (Bangkok) - Stamp Fairtex | 0–2 | 2025 | ||||
| Selina Flores | 5 ft 7 in (1.70 m) | Teep Queen | (Mar 5) - foot injury - out of ONE Fight Night 41 (Bangkok) - Johanna Persson | 9–1 | 1–0 | 2025 | ||
| Johanna Persson | 5 ft 4 in (1.63 m) | Loss - ONE Fight Night 43 (Bangkok) - Martyna Domińczak | 13–5 | 0–2 | 2026 |
| (KB.C) | Indicates the current Kickboxing champion |
| (MT.C) | Indicates the current Muay Thai champion |
Submission grappling
Middleweight (205 lb, 93 kg)
| Name | Age | Ht. | Nickname | Result / next fight / status | Grappling record | ONE Championship record | Year of last ONE fight | |
|---|---|---|---|---|---|---|---|---|
| Rafael Lovato Jr. | 6 ft 3 in (1.91 m) | 136–58 | 1–0 | 2025 | ||||
| Giancarlo Bodoni | 5 ft 11 in (1.80 m) | 0–1 | 2025 |
Welterweight (185 lb, 83.9 kg)
| Name | Age | Ht. | Nickname | Result / next fight / status | Grappling record | ONE Championship record | Year of last ONE fight | |
|---|---|---|---|---|---|---|---|---|
| Tye Ruotolo (C) | 5 ft 10 in (1.78 m) | Win - ONE Fight Night 41 (Bangkok) - Pawel Jaworski | 28–11 | 9–0 | 2026 |
Lightweight (170 lb, 77.1 kg)
| Name | Age | Ht. | Nickname | Result / next fight / status | Grappling record | ONE Championship record | Year of last ONE fight | |
|---|---|---|---|---|---|---|---|---|
| Kade Ruotolo (C) | 5 ft 11 in (1.80 m) | (May 27) - injury - out of The Inner Circle (Bangkok) - Fabricio Andrey | 29–3 | 5–0 | 2024 | |||
| Tommy Langaker | 5 ft 10 in (1.78 m) | 141–33 | 2–3 | 2025 | ||||
| Dante Leon | 5 ft 8 in (1.73 m) | Win - ONE Fight Night 42 (Bangkok) - Kenta Iwamoto | 145–49 | 3–1 | 2026 | |||
| Marcelo Garcia | 5 ft 8 in (1.73 m) | Marcelinho | 86–18 | 1–1 | 2025 |
Featherweight (155 lb, 70.3 kg)
| Name | Age | Ht. | Nickname | Result / next fight / status | Grappling record | ONE Championship record | Year of last ONE fight | |
|---|---|---|---|---|---|---|---|---|
| Fabricio Andrey | 5 ft 5 in (1.65 m) | Hokage | ONE Fight Night 44 (Bangkok) - Owen Jones | 104–27–3 | 3–0 | 2026 | ||
| Joao Gabriel Sousa | 5 ft 4 in (1.63 m) | 134–41 | 1–1 | 2025 |
Women's Bantamweight (145 lb, 65.8 kg)
| Name | Age | Ht. | Nickname | Result / next fight / status | Grappling record | ONE Championship record | Year of last ONE fight | |
|---|---|---|---|---|---|---|---|---|
| Helena Crevar | 5 ft 6 in (1.68 m) | The Inner Circle (Bangkok) - Paige Ivette Clymer | 1–0 | 2026 | ||||
| Teshya Alo | 5 ft 4 in (1.63 m) | Loss - ONE Fight Night 39 (Bangkok) - Helena Crevar | 0–1 | 2026 |
Flyweight (135 lb, 61.2 kg)
| Name | Age | Ht. | Nickname | Result / next fight / status | Grappling record | ONE Championship record | Year of last ONE fight | |
|---|---|---|---|---|---|---|---|---|
| Diogo Reis (C) | 5 ft 5 in (1.65 m) | Baby Shark | Win - ONE Fight Night 43 (Bangkok) - Yuki Takahashi | 89–9 | 3–0 | 2026 | ||
| Shoya Ishiguro | 5 ft 5 in (1.65 m) | 4–2 | 2025 |
| (C) | Indicates the current champion |
See also
- List of ONE Championship champions
- List of ONE Championship alumni
- List of ONE Championship events
- List of ONE bonus award recipients
- 2026 in ONE Championship
- ONE Championship Rankings
- List of current UFC fighters
- List of current GLORY fighters
- List of current ACA fighters
- List of current Brave CF fighters
- List of current GFL fighters
- List of current Invicta FC fighters
- List of current KSW fighters
- List of current Oktagon MMA fighters
- List of current PFL fighters
- List of current Rizin FF fighters
- List of current Road FC fighters
References
- ^ Tabuena, Anton (2025-06-25). "AOJ prodigy Cole Abate set to face BJJ world champ next". MMAmania.com. Retrieved 2025-06-27.
- ^ "Global Mixed Martial Arts Rules Set - ONE Championship". ONE Championship – The Home of Martial Arts. Retrieved 2023-01-26.
- ^ "Phetjeeja ruins Janet Todd's retirement party at ONE Fight Night 20". South China Morning Post. 9 March 2024. Retrieved 16 March 2024.
- ^ Atkin, Nick (2020-08-28). "ONE Championship: Allycia Rodrigues stuns Stamp Fairtex to take Muay Thai title in major upset". South China Morning Post. Retrieved 2022-10-18.
- ^ Anderson, Jay (1 March 2024). "Joshua Pacio Regains Strawweight Title After Jarred Brooks DQ'd for Spike at ONE 166". Cageside Press. Retrieved 16 March 2024.
- ^ "Prajanchai Starches Lasiri To Earn Revenge And Claim Undisputed ONE Strawweight Muay Thai World Title". ONE Championship – The Home Of Martial Arts. 22 December 2023. Retrieved 23 January 2024.
- ^ Val Dewar (2023-01-13). "ONE Fight Night 6: Superlek Kiatmoo9 wins vacant belt in new sport over Daniel Puertas". Cageside Press. Retrieved 2023-01-14.
- ^ Anderson, Jay (4 November 2023). "Jonathan Haggerty Becomes Two-Sport Champ at ONE Fight Night 16, Wants MMA Belt Next". Cageside Press. Retrieved 6 November 2023.
- ^ Christian Jacinto (2022-08-27). "Surgical Tang Kai Makes History After Masterful Performance Against Thanh Le". ONE Championship – The Home of Martial Arts. Retrieved 2022-10-18.
- ^ "ONE Championship: Chingiz Allazov stripped of title, Superbon elevated to featherweight kickboxing champion". Bangkok Post. 2025-01-06. Retrieved 2025-01-06.
- ^ Tom Taylor and Nicolas Atkin (2022-10-18). "ONE Championship 161 results: Tawanchai wins title in Muay Thai thriller, Tiffany Teo shines at atomweight". South China Morning Post. Retrieved 2022-09-30.
- ^ Val Dewar (2022-08-26). "Christian Lee Recaptures ONE Championship Lightweight Title with Devastating Knockout". Cageside Press. Retrieved 2022-10-18.
- ^ John Wolcott (2022-08-22). "Regian Eersel Edges Out Sinsamut Klinmee To Capture Inaugural ONE Lightweight Muay Thai World Title". ONE Championship – The Home of Martial Arts. Retrieved 2022-10-22.
- ^ Ben Coate (2022-08-26). "Ruotolo Heel Hooks Kurzhev To Capture Inaugural ONE Lightweight Submission Grappling World Title". ONE Championship – The Home of Martial Arts. Retrieved 2022-10-18.
- ^ Jay Anderson (2022-11-19). "ONE on Prime Video 4: Christian Lee Survives Early Near-Finish, Rallies Back to Claim Second Belt". Cageside Press. Retrieved 2022-11-19.
- ^ "Tye Ruotolo Wins Title And $50,000 Bonus At ONE Fight Night 16". Jitsmagazine. 4 November 2023. Retrieved 4 November 2023.
- ^ "Roman Kryklia Makes World Title History With Spectacular KO". ONE Championship – The Home of Martial Arts. 2019-11-16. Retrieved 2022-10-18.
- ^ "Fight Site - Roman Kryklia postao muay thai prvak u teškoj kategoriji ONE-a, Denis Purić upisao novu pobjedu" (in hr-hr). fightsite.hr. 9 December 2023. Retrieved 9 December 2023.
- ^ "Brazilian Jiu-Jitsu Athlete Francisco Lo Accepts Sanction for Anti-Doping Rule Violation | USADA". U.S. Anti-Doping Agency (USADA). 2025-06-23. Retrieved 2025-06-27.
- ^ Alexander K. Lee (August 1, 2022). "Roberto Soldic parts ways with KSW, signs with ONE Championship". mmafighting.
- ^ Dan Kuhl (August 24, 2022). "Undefeated Dagestani prospect Shamil Gasanov signed to ONE Championship". combatpress.
- ^ "Keito Yamakita signs for ONE Championship". asianmma.com. 9 March 2023. Retrieved 2023-03-09.