ONE Fight Night 28: Prajanchai vs. Barboza was a combat sports event produced by ONE Championship that took place on February 8, 2025, at Lumpinee Boxing Stadium in Bangkok, Thailand. A ONE Strawweight Muay Thai World Championship bout between current champion (also a current ONE Strawweight Kickboxing World Champion) Prajanchai P.K.Saenchai and Ellis Badr Barboza headlined the event.