Ketlen Gabriela Da Silva Souza (born 18 August 1995) is a Brazilian mixed martial artist who competes in the women's Strawweight division of the Ultimate Fighting Championship (UFC). She previously competed in Invicta Fighting Championships where she is a former flyweight champion.
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Mixed martial arts career
Early career
Souza started her professional MMA career in 2016 and mainly fought in Brazil. She amassed a record of 11–3 prior to being signed by Invicta.
In her last fight before Invicta, Souza defeated Gisele Moreira via unanimous decision for the SFT Women's Bantamweight Championship at SFT 28 on 5 August 2021.
Invicta Fighting Championships
Souza was scheduled to challenge the reigning Invicta FC Flyweight Champion Karina Rodríguez at Invicta FC 46. However, Souza withdrew from the bout four days before the event and was replaced by Daiana Torquato.
Souza made her Invicta debut on September 28, 2022, at Invicta FC 49 against Maiju Suotama. She won the fight via unanimous decision.
Souza was booked to challenge Kristina Williams for the vacant Invicta FC Flyweight Championship at Invicta FC 51 on January 18, 2023. She won the fight via unanimous decision.
Ultimate Fighting Championship
On May 2, 2023, it was announced that Souza has signed with the Ultimate Fighting Championship.
In her debut, Souza faced Karine Silva on June 3, 2023, at UFC on ESPN 46. She lost the fight by kneebar submission and suffered a knee injury in the process.
Souza faced Marnic Mann on April 27, 2024, at UFC on ESPN 55. She won the fight by unanimous decision.
Souza faced Yazmin Jauregui on September 14, 2024 at UFC 306. She won the fight via a rear-naked choke submission in the first round. This fight earned her a Performance of the Night award.
Souza faced Angela Hill on February 15, 2025 at UFC Fight Night 251. She lost the fight by split decision. 8 out of 10 media outlets scored the bout for Souza.
Souza faced Piera Rodríguez on August 2, 2025 at UFC on ESPN 71. She lost the fight via split decision.
Souza faced Bruna Brasil on February 7, 2026, at UFC Fight Night 266. She won the fight by unanimous decision.
Souza faced Ariane Carnelossi on June 6, 2026 at UFC Fight Night 278. She won the fight by knockout in the first round.
Souza faced Loopy Godínez on October 10, 2026 at UFC Fight Night 290. At the weigh-ins, Souza weighed in at 117 pounds, one pound over the women's strawweight non-title fight limit, so Souza was fined 20 percent of her individual purse which went to Godinez. She lost the fight by unanimous decision.
Championships and accomplishments
Mixed martial arts
Ultimate Fighting Championship
Performance of the Night (One time) vs. Yazmin Jauregui
Invicta Fighting Championships
Invicta FC Flyweight Championship (One time)
Standout Fighting Tournament
SFT Women's Bantamweight Championship (One time)