ONE Fight Night 19: Haggerty vs. Lobo was a combat sport event produced by ONE Championship that took place on February 17, 2024, at Lumpinee Boxing Stadium in Bangkok, Thailand. A ONE Bantamweight Muay Thai World Championship bout between current champion Jonathan Haggerty (also the ONE Bantamweight Kickboxing Champion and former ONE Flyweight Muay Thai Champion) and Felipe Lobo headlined the event.