ONE Fight Night 22: Sundell vs. Diachkova

ONE Fight Night 22: Sundell vs. Diachkova was a combat sport event produced by ONE Championship that took place on May 4, 2024, at Lumpinee Boxing Stadium in Bangkok, Thailand. A ONE Women's Strawweight Muay Thai World Championship bout between current champion Smilla Sundell and Natalia Diachkova headlined the event.