Reinier De Ridder

UFC 326: Holloway vs. Oliveira 2 was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on March 7, 2026, at the T-Mobile Arena in Paradise, Nevada, part of the Las Vegas Valley, United States.

UFC on ABC 9: Whittaker vs. de Ridder was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on July 26, 2025, at the Etihad Arena in Abu Dhabi, United Arab Emirates. A middleweight bout between former UFC Middleweight Champion (also The Ultimate Fighter: The Smashes welterweight winner) Robert Whittaker and former ONE Middleweight and Light Heavyweight World Champion Reinier de Ridder headlined the event.

UFC on ESPN 67: Sandhagen vs. Figueiredo was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on May 3, 2025 at the Wells Fargo Arena in Des Moines, Iowa, United States. A bantamweight bout between former interim UFC Bantamweight Championship challenger Cory Sandhagen and former two-time UFC Flyweight Champion Deiveson Figueiredo headlined the event.

UFC 311: Makhachev vs. Moicano was an mixed martial arts event produced by the Ultimate Fighting Championship that took place on January 18, 2025, at Intuit Dome in Inglewood, California, United States. A UFC Lightweight Championship bout between current champion Islam Makhachev and Renato Moicano headlined the event.

UFC Fight Night 262: de Ridder vs. Allen was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on October 18, 2025, at Rogers Arena in Vancouver, British Columbia, Canada. A middleweight bout between former ONE Middleweight and Light Heavyweight World Champion Reinier de Ridder and former LFA Middleweight Champion Brendan Allen headlined the event.

ONE Fight Night 10: Johnson vs. Moraes 3 was a combat sports event that took place on Friday, May 6 14, 2023 at the 1stBank Center in Broomfield, Colorado. A ONE Flyweight World Championship trilogy bout between current champion Demetrious Johnson (also former UFC Flyweight Champion and 2019 ONE Flyweight World Grand Prix Champion) and Adriano Moraes headlined the event.

ONE 166: Qatar was a combat sport event produced by ONE Championship that took place on March 1, 2024, at Lusail Sports Arena in Lusail, Qatar. A ONE Middleweight World Championship bout between current champion Reinier de Ridder (also former ONE Light Heavyweight World Champion) and the ONE Light Heavyweight and Heavyweight Champion Anatoly Malykhin headlined the event.

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 159: De Ridder vs. Bigdash was a Combat sport event held by ONE Championship on July 22, 2022, at the Singapore Indoor Stadium in Kallang, Singapore.A ONE Middleweight Championship bout between current champion Reinier de Ridder and former champion Vitaly Bigdash headlined the event. An interim ONE Muay Thai Women's Atomweight Championship bout between the ONE Kickboxing Atomweight World champion Janet Todd and Lara Fernandez was booked as the co-main event.[

"ONE on TNT 4" was a Combat sport event held by ONE Championship on April 28, 2021 at the Singapore Indoor Stadium in Kallang, Singapore.

UFC Fight Night 247: Magny vs. Prates was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on November 9, 2024, at the UFC Apex in Enterprise, Nevada, part of the Las Vegas Valley, United States. A welterweight bout between Neil Magny and Carlos Prates served as the event headliner.

ONE Championship: Full Circle was a Combat sport event held by ONE Championship on February 25, 2022 at the Singapore Indoor Stadium in Kallang, Singapore.

ONE on Prime Video 5: De Ridder vs. Malykhin was a mixed martial arts event that took place on Friday, November 2, 2022 at the Mall of Asia Arena in Manila, Philippines.