Melissa Gatto

Melissa Gatto (born May 2, 1996) is a Brazilian professional mixed martial artist who currently fights in the women's flyweight division of the Ultimate Fighting Championship.

Background Gatto was born and grew up in Toledo, Paraná, Brazil, with an older and a younger brother. Following her big brother, she started training Kung Fu at the age of eight. She attended Western Paraná State University from where she graduated with bachelor's degree in languages.

Ultimate Fighting Championship Gatto was scheduled to make her UFC debut replacing injured Jessica Rose-Clark on short notice against Talita Bernardo at UFC 237 on May 11, 2019. However, Gatto was pulled from the fight in the days leading up to the event and replaced by Viviane Araújo.

She was then scheduled to face Julia Avila at UFC 239 on July 6, 2019. However, she ended up pulling out citing an injury and was replaced by Pannie Kianzad. Later, news surfaced that Gatto was in fact pulled from the card due to testing positive for furosemide, a diuretic. She was given a USADA suspension and was eligibly to return to competition on June 5, 2020.

She was scheduled to face Mariya Agapova at UFC on ESPN: Eye vs. Calvillo on June 13, 2020. However, Gatto pulled out due to visa issues and was replaced by Hannah Cifers.

She ultimately made her debut against Victoria Leonardo at UFC 265 on August 7, 2021. She won the fight via technical knockout after the doctor stopped the fight between rounds two and three due to an arm injury sustained by Leonardo.

In her sophomore appearance Gatto faced Sijara Eubanks on December 18, 2021 at UFC Fight Night: Lewis vs. Daukaus. At the weigh-ins, Eubanks weighed in at 127.5 pounds, 1.5 pounds over the flyweight non-title fight limit. The bout proceeded at a catchweight. She won the fight via body kick TKO in the third round. The win earned her a Performance of the Night bonus award.

Gatto then faced Tracy Cortez at UFC 274 on May 7, 2022. She lost the fight via unanimous decision.

Gatto was scheduled to face Gillian Robertson on September 17, 2022 at UFC Fight Night 210. However, Gatto was removed from the event for undisclosed reasons.

Gatto faced Ariane Lipski on July 1, 2023, at UFC on ESPN 48. She lost the fight via split decision.

Gatto was scheduled to face Viktoriia Dudakova on March 30, 2024, at UFC on ESPN 54. However, the bout was cancelled during the broadcast due to a Dudakova illness.

Gatto faced Tamires Vidal, replacing injured Hailey Cowan, on May 18, 2024, at UFC Fight Night 241. Gatto won the fight by technical knockout from a punch to the chest.

Gatto faced Dione Barbosa on April 4, 2026 in a bantamweight bout at UFC Fight Night 272. She lost the fight by majority decision after Barbosa was deducted a point in round two for an illegal kick.

Gatto is scheduled to face Ernesta Kareckaitė on October 10, 2026 at UFC Fight Night 290.

Championships and accomplishments Ultimate Fighting Championship Performance of the Night (One time)