Marat Grigorian

ONE Championship First Strike takes place Friday, October 15, 2021 with 9 fights at Singapore Indoor Stadium in Singapore.

ONE Championship: X was a Combat sport event held by ONE Championship on March 26, 2022, at the Singapore Indoor Stadium in Kallang, Singapore.

ONE on Prime Video 2: Xiong vs. Lee III was a mixed martial arts event that took place on Friday, September 30, 2022 at the Singapore Indoor Stadium in Singapore.

ONE Fight Night 13: Allazov vs. Grigorian was a combat sport event produced by ONE Championship that took place on August 5, 2023, at Lumpinee Boxing Stadium in Bangkok, Thailand. A ONE Featherweight Kickboxing World Championship bout between current champion Chingiz Allazov and former Glory Lightweight champion Marat Grigorian headlined the event. The pair met for the first time at Glory 7: Milan in 2013, but the fight ended in a no-contest due to an illegal elbow. Their second meeting took place in Levallois-Perret, France in 2014, where Grigorian won by unanimous decision.

ONE 165: Superlek vs. Takeru was a combat sport event produced by ONE Championship that took place on January 28, 2024, at the Ariake Arena in Tokyo, Japan. Superlek Kiatmuu9 and Takeru Segawa faced off in the main event for the ONE Flyweight Kickboxing World Championship.

ONE Friday Fights 58: Superbon vs. Grigorian 3 was a combat sports event produced by ONE Championship that took place on April 5, 2024, at Lumpinee Boxing Stadium in Bangkok, Thailand. A trilogy bout for the interim ONE Featherweight Kickboxing World Championship between former champion Superbon Singha Mawynn and former Glory Lightweight champion Marat Grigorian headlined the event.