Below is a list of the current ONE Championship Muay Thai and Kickboxing World champions for each weight division. Click the weight division to see the history of champions in that division.
ONE Championship Muay Thai World Champions
ONE Championship Kickboxing World Champions
Weight Division Fighter Country Date Won Heavyweight Samet Agdeve Turkey November 8, 2025 Light Heavyweight Roman Kryklia Ukraine November 16, 2019 Lightweight Regian Eersel Suriname April 10, 2026 Featherweight Superbon Singha Mawynn Thailand January 6, 2025 Bantamweight Jonathan Haggerty England November 4, 2023 Flyweight Superlek Kiatmoo9 Thailand January 14, 2023 Flyweight (Interim) Takeru Segawa Japan April 29, 2026 Strawweight Jonathan Di Bella Canada October 4, 2025 Women’s Strawweight Stella Hemetsberger Austria February 13, 2026 Women’s Atomweight Phetjeeja Lukjaoporongtom Thailand March 9, 2024
ONE Championship MMA World Champions
Weight Division Fighter Country Date Won Heavyweight Oumar “Reug Reug” Kane Senegal November 9, 2024 Light Heavyweight Anatoly Malykhin Russia December 3, 2022 Middleweight Vacant – since March 2024 Welterweight Christian Lee USA November 19, 2022 Lightweight Vacant – – Featherweight Tang Kai China August 26, 2022 Bantamweight Enkh-Orgil Baatarkhuu Mongolia December 6, 2025 Flyweight Avazbek Kholmirzaev Uzbekistan April 29, 2026 Strawweight Joshua Pacio Philippines March 1, 2024 Women’s Strawweight Xiong Jing Nan China January 20, 2018 Women’s Atomweight Denice Zamboanga Philippines May 2, 2025
ONE Championship Submission Grappling World Champions
Weight Division Fighter Country Date Won Welterweight Tye Ruotolo USA November 4, 2023 Lightweight Kade Ruotolo USA October 22, 2022
ONE Championship World Grand Prix Champions
Year Weight Division Winner 2019 Featherweight Kickboxing Giorgio Petrosyan 2022 Featherweight Kickboxing Chingiz Allazov 2022 Heavyweight Kickboxing Roman Kryklia
Champions by country
Count of current ONE Championship world titles held by athletes from each country, across Muay Thai, kickboxing, MMA and submission grappling. Interim titles count alongside the full title for the relevant nation.
Country Muay Thai Kickboxing MMA Grappling Total Thailand 3 3 0 0 6 USA 0 0 1 2 3 Austria 1 1 0 0 2 China 0 0 2 0 2 Japan 1 1 0 0 2 Philippines 0 0 2 0 2 Suriname 1 1 0 0 2 Ukraine 1 1 0 0 2 Brazil 1 0 0 0 1 Canada 0 1 0 0 1 England 0 1 0 0 1 Mongolia 0 0 1 0 1 Russia 0 0 1 0 1 Scotland 1 0 0 0 1 Senegal 0 0 1 0 1 Turkey 0 1 0 0 1 Uzbekistan 0 0 1 0 1
