ONE Fight Night 40: Buntan vs. Hemetsberger 2 was a combat sports event produced by ONE Championship that took place on February 14, 2026, at Lumpinee Boxing Stadium in Bangkok, Thailand. A ONE Women's Strawweight Kickboxing World Championship bout between current Champion Jackie Buntan and current ONE Women's Strawweight Muay Thai World Champion Stella Hemetsberger headlined the event. The pairing previously met at ONE Fight Night 35 in September 2025, where Hemetsberger captured the vacant title by unanimous decision.
Stella Hemetsberger
Self
Jackie Buntan
Self
Nico Carrillo
Self
Shadow Singha Mawynn
Self
Hu Yong
Self
Danny Kingad
Self
Ben Tynan
Self
Ryugo Takeuchi
Self
Adrian Lee
Self
Never Back Down: No Surrender70%
Easy Money60%
Unleashed69%
Lady Bloodfight65%
...All the Marbles61%
The Paper Tigers67%
Never Back Down 2: The Beatdown64%
Hard Target65%
Female Fight Squad61%
Shootfighter: Fight to the Death65%
Violet & Daisy61%
Undisputed III: Redemption75%
Counterpunch65%
Jim Jefferies: Freedumb72%
Diggstown63%
The Last Kumite68%
Kickboxer68%
Wendy Wu: Homecoming Warrior61%
Cagefighter: Worlds Collide65%
Undisputed65%
