ONE Fight Night 30: Kryklia vs. Knowles

ONE Fight Night 30: Kryklia vs. Knowles was a combat sports event produced by ONE Championship that took place on April 5, 2025, at Lumpinee Boxing Stadium in Bangkok, Thailand. A ONE Heavyweight Muay Thai World Championship bout between current champion (also current ONE Light Heavyweight Kickboxing World champion) Roman Kryklia and promotional newcomer Lyndon Knowles headlined the event.

Cast

Roman Kryklia

Lyndon Knowles

Regian Eersel

Alexis Nicolas

Nico Carrillo

Sitthichai Sitsongpeenong