Melissa Gatto

Melissa Gatto Regonha is a Brazilian mixed martial artist who competes in the UFC women’s flyweight division. The UFC lists her as active, with a professional career dating to 2016 and an Octagon debut on August 7, 2021. As of September 18, 2026, the UFC identifies her as training at KO Squad and describes her fighting style as jiu-jitsu.

Gatto made her UFC debut against Victoria Leonardo at UFC 265, earning a stoppage after Leonardo suffered an arm injury. She followed that with a stoppage victory over Sijara Eubanks in December 2021, then faced Tracy Cortez and Ariane Lipski in decision defeats during 2022 and 2023. Gatto returned to the win column against Tamires Vidal in May 2024 before losing a majority decision to Dione Barbosa on April 4, 2026.

Born in the State of São Paulo, Brazil, Gatto is listed at 5 feet 5 inches tall with a 69-inch reach. Her record includes victories by knockout or technical knockout and submission, reflecting a style built around grappling threats and finishing ability rather than relying solely on stand-up exchanges. Her documented submission wins include an armbar, rear-naked choke and kimura.