UFC Fight Night 233: Song vs. Gutiérrez was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on December 9, 2023, at the UFC Apex facility in Enterprise, Nevada, part of the Las Vegas Metropolitan Area, United States. A bantamweight bout between Song Yadong and Chris Gutiérrez headlined the event. Preliminary card Welterweight: Song Kenan vs Kevin Jousset Flyweight: Park Hyun-sung vs Shannon Ross Lightweight: Steve Garcia vs Melquizael Costa Bantamweight: Luana Santos vsStephanie Egger Flyweight: Tatsuro Taira vs Carlos Hernandez Women's Strawweight: Talita Alencar vs Rayanne dos Santos