The year 2020 was the 10th year in the history of the ONE Championship, a mixed martial arts, kickboxing and muay thai promotion based in Singapore.

Background Chatri Sityodtong announced that ONE Championship intended to do 50 events in 2020.

ONE Championship 2020 Awards The following fighters won the ONE Championship year-end awards for 2020: ONE Championship Fight of the Year 2020: Martin Nguyen vs. Thanh Le ONE Championship Knockout of the Year 2020: Thanh Le against Martin Nguyen ONE Championship Submission of the Year 2020: Reinier de Ridder against Aung La Nsang ONE Championship Breakthrough of the Year 2020: Allycia Rodrigues

List of events ONE Infinity ONE Infinity No. Event Date Venue Location – ONE Infinity 1 (Cancelled) May 29, 2020 Mall of Asia Arena Pasay, Philippines

ONE Championship ONE Championship No. Event Date Venue Location 1 ONE Championship: A New Tomorrow IMPACT Arena Bangkok, Thailand 2 ONE Championship: Fire & Fury Mall of Asia Arena Pasay, Philippines 3 ONE Championship: Warrior’s Code Istora Senayan Jakarta, Indonesia 4 ONE Championship: King of the Jungle Singapore Indoor Stadium Singapore – ONE Championship: Hope (Cancelled) – – Singapore – ONE Championship: Strength (Cancelled) – – Singapore - ONE Championship: Dreams (Cancelled) – – Singapore – ONE Championship: Inspiration (Cancelled) – – Singapore – ONE Championship: Battle for the Ages (Cancelled) – Istora Senayan Jakarta, Indonesia – ONE Championship: Legendary Warriors (Cancelled) – Shanghai, China – ONE Championship: Heart of Heroes (Cancelled) Phú Thọ Indoor Stadium Ho Chi Minh City, Vietnam 5 ONE Championship: No Surrender IMPACT Arena Bangkok, Thailand 6 ONE Championship: No Surrender 2 7 ONE Championship: No Surrender 3 8 ONE Championship: A New Breed 9 ONE Championship: A New Breed 2 10 ONE Championship: A New Breed 3 11 ONE Championship: Reign of Dynasties Singapore Indoor Stadium Singapore 12 ONE Championship: Reign of Dynasties 2 13 ONE Championship: Inside the Matrix 14 ONE Championship: Inside the Matrix 2 15 ONE Championship: Inside the Matrix 3 16 ONE Championship: Inside the Matrix 4 17 ONE Championship: Big Bang 18 ONE Championship: Big Bang 2 19 ONE Championship: Collision Course 20 ONE Championship: Collision Course 2

Road to ONE Road to ONE No. Event Date Venue Location 1 Road to ONE 3: Tokyo Fight Night Tsutaya O-East Tokyo, Japan 2 Road to ONE 4: Fair Fight 13 Akademiya Yedinoborstv Rmk Yekaterinburg, Russia 3 Road to ONE 5: WSS World Siam Stadium Bangkok, Thailand – Road to ONE 6: WSS (Cancelled) World Siam Stadium Bangkok, Thailand

ONE Hero Series ONE Hero Series No. Event Date Venue Location 1 ONE Hero Series 13 Shanghai, China 2 ONE Hero Series 14 Shanghai, China

ONE Warrior Series ONE Warriors Series No. Event Date Venue Location 1 ONE Warrior Series 10 Singapore

Grand Prix Participant 4-Man Muay Thai Bantamweight 66 kg GP Participant Saemapetch Fairtex Rodlek P.K. Saenchaimuaythaigym Kulabdam Sor.Jor.Piek-U-Thai Sangmanee Sor Tienpo

Grand Prix bracket ONE Bantamweight Muay Thai Tournament bracket

Rodlek P.K. Saenchaimuaythaigym replaced injured Saemapetch Fairtex at the final.

ONE Championship: A New Tomorrow

ONE Championship: A New Tomorrow (also known as ONE Championship 106: Rodtang vs. Haggerty 2) was a combat sport event held by ONE Championship on January 10, 2020, at the IMPACT Arena in Bangkok, Thailand.

Background The event featured a rematch between Rodtang Jitmuangnon and Jonathan Haggerty for the ONE Flyweight Muay Thai World Championship as the event headliner. Haggerty lost their previous fight by a unanimous decision. The co-main even featured the ONE Atomweight Kickboxing and Muay Thai champion Stamp Fairtex in an MMA bout against Puja Tomar.

Results ONE: A New Tomorrow Weight Class Method Round Time NotesFlyweight 61 kg Rodtang Jitmuangnon (c)def. Jonathan HaggertyTKO (3 Knockdown Rule)32:39For the ONE Flyweight Muay Thai World ChampionshipW.Atomweight 52 kg Stamp Fairtexdef. Puja TomarTKO (Elbows)14:27Bantamweight 66 kg Sangmanee Sor Tienpodef. Kenta YamadaDecision (Unanimous)33:00Muay ThaiFeatherweight 70 kg Thanh Ledef. Ryogo TakahashiKO (Punches)12:51Bantamweight 66 kg Liam Harrisondef. Mohammed Bin MahmoudKO (Punches)12:03Muay Thai Preliminary CardBantamweight 66 kg Muangthai PKSaenchaimuaythaigymdef. Brice DelvalDecision (Split)33:00Muay ThaiWelterweight 84 kg Raimond Magomedalievdef. Joey PierottiSubmission (Guillotine Choke)13:50Bantamweight 66 kg Adam Noidef. Victor PintoDecision (Unanimous)33:00KickboxingFeatherweight 70 kg Shinechagtga Zoltsetsegdef. Jia Wen MaKO (Punches)10:55Bantamweight 66 kg Mehdi Zatoutdef. Han ZihaoDecision (Split Criteria)33:00Muay ThaiW.Strawweight 57 kg Ayaka Miuradef. Maira MazarSubmission (Americana)23:01Featherweight 70 kg Roel Rosaurodef. Yohan Mulia LegowoDecision (Unanimous)35:00

ONE Championship: Fire & Fury

ONE Championship: Fire & Fury (also known as ONE Championship 107: Pacio vs. Silva) was a combat sport event held by ONE Championship on January 31, 2020, at the Mall of Asia Arena in Pasay, Philippines.

Background Eduard Folayang was scheduled to face Ahmed Mujtaba, but Mujtaba was forced off the card on January 16 with an injury. Pieter Buist served as Mujtaba replacement, takes short notice fight against Folayang.

Results ONE: Fire & Fury Weight Class Method Round Time NotesStrawweight 57 kg Joshua Pacio (c)def. Alex SilvaDecision (Split)55:00For the ONE Strawweight World ChampionshipLightweight 77 kg Pieter Buistdef. Eduard FolayangDecision (Split)35:00Flyweight 61 kg Danny Kingaddef. Xie WeiDecision (Unanimous)35:00Flyweight 61 kg Petchdam Petchyindee Academydef. Kohei KoderaDecision (Majority)33:00Muay ThaiBantamweight 66 kg Shoko Sato def. Kwon Won IlSubmission (Rear-Naked Choke) 14:05 Preliminary CardBantamweight 66 kg Tatsumitsu Wada def. Ivanildo DelfinoDecision (Unanimous)35:00W.Atomweight 52 kg Anne Line Hogstaddef. Alma JunikuDecision (Majority)33:00Muay ThaiStrawweight 57 kg Lito Adiwangdef. Pongsiri MitsatitSubmission (Kimura)13:02W.Atomweight 52 kg Gina Iniongdef. Asha RokaDecision (Unanimous)35:00Bantamweight 66 kg Rodlek Jaotalaytongdef. Chris ShawDecision (Unanimous)33:00Muay ThaiW.Atomweight 52 kg Jomary Torres – Jenny HuangNo Contest (Unintentional Low Blow)12:22

ONE Championship: Warrior's Code

ONE Championship: Warrior's Code (also known as ONE Championship 108) was a combat sport event held by ONE Championship on February 7, 2020, at the Istora Senayan in Jakarta, Indonesia.

Background The ONE Muay Thai Featherweight Championship bout between Phetmorakot Petchyindee Academy and Jamal Yusupov was expected for ONE Championship: Warrior’s Code main event. However, on January 30, Yusupov pulled out of the bout due to an injury. The Russian veteran, has been replaced by Thailand’s Detrit Sathian in the main event for the ONE Muay Thai Featherweight Championship. Detrit was later replaced by fellow Thai Pongsiri PK. Saenchaimuaythaigym, who took the fight on two days' notice.

Bi Nguyen was forced to withdraw from her bout with Itsuki Hirata due to an elbow injury sustained during training. Nyrene Crowley stepped in on short notice to face Hirata.

Results ONE: Warrior’s Code Weight Class Method Round Time NotesFeatherweight 70 kg Phetmorakot Petchyindee Academydef. Pongsiri P.K.Saenchaimuaythaigym Decision (Unanimous)53:00For the inaugural ONE Featherweight Muay Thai World ChampionshipMiddleweight 93 kg Reinier de Ridderdef. Leandro AtaidesDecision (Unanimous)35:00Lightweight 77 kg Iuri Lapicusdef. Marat GafurovSubmission (Rear-Naked Choke)11:07Flyweight 61 kg Eko Roni Saputradef. Khon SichanSubmission (Rear-Naked Choke)13:45Featherweight 70 kg Koyomi Matsushimadef. Jae-Woong Kim TKO (Punches)30:24 Preliminary CardW.Catchweight 53.4 kg Itsuki Hiratadef. Nyrene CrowleyTKO (Punches)33:27Catchweight 68 kg Sunoto Peringkatdef. Nurul FikriDecision (Unanimous)35:00Flyweight 61 kg Abro Fernandesdef. Achmad Eko PriandonoDecision (Unanimous)35:00Flyweight 61 kg Taiki Naitodef. Savvas MichaelDecision (Unanimous)33:00Muay ThaiStrawweight 57 kg Josh Tonnadef. Andy HowsonKO (Knee)22:20Muay ThaiFlyweight 61 kg Fajardef. Egi RoztenTKO (Punches)12:39

ONE Warrior Series 10

ONE Warrior Series 10 was a combat sport event held by ONE Championship on February 19, 2020, in Kallang, Singapore.

Background

Results ONE Warrior Series 10 Weight Class Method Round Time NotesLightweight 77 kg Byung-Hee Limdef. Kieran JoblinTKO (Knees and Punches)13:56Featherweight 70 kg Ahmed Faressdef. Alan PhilpottSubmission (Rear-Naked Choke)12:01Featherweight 70 kg Ryoji Kudodef. Min-Hyuk LeeDecision (Unanimous)35:00Featherweight 70 kg Sasha Moisadef. Shahzaib RindhKO (Punches)32:11KickboxingWelterweight 84 kg Mehdi Bagheridef. Koji ShikuwaTKO (Retirement)25:00Catchweight 62 kg Kanta Motoyamadef. Michael WalkerDecision (Unanimous)33:00KickboxingCatchweight 110 kg Daniel Van Heerdendef. Arash MardaniTKO (Punches)13:25Middleweight 93 kg Marc Graysondef. Rick AlchinSubmission (Armbar)33:57Strawweight 57 kg Adib Sulaimandef. Susovan GhoshTKO (Punches)24:59W.Atomweight 52 kg Anita Karimdef. Marie RuumetDecision (Unanimous)35:00Catchweight 60 kg Manthan Ranedef. Joey BaylonDecision (Unanimous)35:00Strawweight 57 kg Irfan Ahmaddef. Peter DanesoeDecision (Unanimous)35:00Bantamweight 66 kg Shammah Chandrandef. Saksit JanhomTKO (Injury)11:04Catchweight 64.5 kg Rana Rudra Pratap Singhdef. Seung-Hyun ChoSubmission (Guillotine Choke)11:15

ONE Championship: King of the Jungle

ONE Championship: King of the Jungle (also known as ONE Championship 109: Stamp vs. Todd 2) was a combat sport event held by ONE Championship on February 28, 2020, at the Singapore Indoor Stadium in Kallang, Singapore.

Background ONE: King of the Jungle was headlined by a title fight between the reigning ONE Women's Atomweight Kickboxing World Champion Stamp Fairtex and Janet Todd. Stamp had previously beaten Todd to win the ONE Atomweight Muay Thai World Title. The co-main event saw Sam-A Gaiyanghadao face Rocky Ogden for the inaugural ONE Strawweight Muay Thai World Championship.

Due to the COVID-19 pandemic, this event was held behind closed doors.

Results ONE: King of the Jungle Weight Class Method Round Time NotesW.Atomweight 52 kg Janet Todddef. Stamp Fairtex (c)Decision (Split)53:00For the ONE Women's Atomweight Kickboxing World ChampionshipStrawweight 57 kg Sam-A Gaiyanghadaodef. Rocky OgdenDecision (Unanimous)53:00For the inaugural ONE Strawweight Muay Thai World ChampionshipLightweight 77 kg Kimihiro Etodef. Amir KhanSubmission (Rear-Naked Choke) 11:39Welterweight 84 kg Yoshihiro Akiyamadef. Sherif MohamedKO (Punches)13:04Strawweight 57 kg Tiffany Teodef. Ayaka MiuraTKO (Punches)34:45 Preliminary CardW.Atomweight 52 kg Denice Zamboangadef. Mei YamaguchiDecision (Unanimous)35:00Bantamweight 66 kg Troy Worthendef. Mark AbelardoDecision (Unanimous)35:00Featherweight 70 kg Honorio Banariodef. Shannon WiratchaiDecision (Split)35:00W.Atomweight 52 kg Ritu Phogatdef. Wu Chiao ChenDecision (Unanimous)35:00Welterweight 84 kg Murad Ramazanovdef. Bae Myung HoTKO (Punches)14:53Bantamweight 66 kg Jeff Chandef. Radeem RahmanSubmission (Rear-Naked Choke) 22:00

ONE Infinity 1 (Cancelled)

ONE Infinity 1 was expected to be a combat sport event held by ONE Championship in Manila, Philippines. The event was cancelled due to the COVID-19 pandemic.

Background The event was originally expected to take place in Chongqing, China on April 11. However, on February 6, the event was moved to the Istora Senayan in Jakarta, Indonesia due to the COVID-19 pandemic. Next the event was once again rescheduled, this time for 29 May in Manila, Philippines. The event was cancelled due to the COVID-19 pandemic.

Former UFC Flyweight Champion Demetrious Johnson was handed a shot at reigning ONE Flyweight Champion, Adriano Moraes.