Ailin Perez vs. Karol Rosa Booked for UFC 311 on Jan. 18

Ailin Perez will square off against Karol Rosa in a women’s bantamweight bout at UFC 311.

Multiple outlets confirmed the pairing following an initial report from Gaston Reyno. UFC 311 takes place on Jan. 18. A venue and headliner have not been confirmed for the card, which is also expected to include a heavyweight showdown between Jailton Almeida and Serghei Spivac.

Perez has won four straight contests since dropping her Octagon debut to Stephanie Egger at UFC Fight Night 209 in September 2022. Most recently, the Argentina native known as “Fiona” scored a first-round submission victory over Darya Zheleznyakova at UFC Paris on Sept. 28.

Rosa, meanwhile, is 3-3 in her last six promotional appearances. The 29-year-old Brazilian kicked off her 2024 campaign with a three-round verdict over Pannie Kianzad at UFC on ESPN 61 on Aug. 10.