ONE Fight Night 24: Brooks vs. Balart was a combat sport event produced by ONE Championship that took place on August 3, 2024, at Lumpinee Boxing Stadium in Bangkok, Thailand. The event was headlined by an interim ONE Strawweight World Championship bout between former champion Jarred Brooks and Gustavo Balart. A ONE Women's Atomweight Submission Grappling World Championship bout between current champion Danielle Kelly and multiple-time IBJJF World Champion Mayssa Bastos took place at co-main event.