UFC Fight Night 249: Dern vs. Ribas 2

UFC Fight Night 249: Dern vs. Ribas 2 (also known as UFC Fight Night: Dern vs. Ribas 2, UFC Vegas 101 and UFC on ESPN+ 107) was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on January 11, 2025, at the UFC Apex in Enterprise, Nevada, part of the Las Vegas Valley, United States.