ONE Friday Fights 35: Kongsuk vs. Dedduanglek was a combat sports event produced by ONE Championship that took place on September 29, 2023, at Lumpinee Boxing Stadium in Bangkok, Thailand. A flyweight muay thai bout between former two-division Lumpinee Stadium world champion Kongsuk Fairtex and Road to ONE Thailand winner Dedduanglek Tded99 served as the event headliner.