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.
Souza started her professional MMA career in 2016 and mainly fought in Brazil. She amassed a record of 11âÂÂ3 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.
Souza was scheduled to challenge the reigning Invicta FC Flyweight Champion Karina RodrÃÂguez at . 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 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 on January 18, 2023. She won the fight via unanimous decision.
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 . 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 RodrÃÂguez 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.
|- |Win |align=center|16âÂÂ6 |Bruna Brasil |Decision (unanimous) | | |align=center|3 |align=center|5:00 |Las Vegas, Nevada, United States | |- |Loss |align=center|15âÂÂ6 |Piera Rodriguez |Decision (split) | | |align=center|3 |align=center|5:00 |Las Vegas, Nevada, United States | |- |Loss |align=center|15âÂÂ5 |Angela Hill |Decision (split) | | |align=center|3 |align=center|5:00 |Las Vegas, Nevada, United States | |- |Win |align=center|15âÂÂ4 |Yazmin Jauregui |Technical Submission (rear-naked choke) |UFC 306 | |align=center|1 |align=center|3:02 |Las Vegas, Nevada, United States | |- |Win |align=center|14âÂÂ4 |Marnic Mann |Decision (unanimous) | | |align=center|3 |align=center|5:00 |Las Vegas, Nevada, United States | |- | Loss | align=center| 13âÂÂ4 | Karine Silva | Submission (kneebar) | | |align=center|1 |align=center|1:45 |Las Vegas, Nevada, United States | |- | Win | align=center| 13âÂÂ3 | Kristina Williams | Decision (unanimous) | | | align=center|5 | align=center|5:00 | Denver, Colorado, United States | |- | Win | align=center| 12âÂÂ3 | Maiju Suotama | Decision (unanimous) | | | align=center| 3 | align=center| 5:00 | Hinton, Oklahoma, United States | |- | Win | align=center| 11âÂÂ3 | Gisele Moreira | Decision (unanimous) | Standout Fighting Tournament 28 | | align=center| 5 | align=center| 5:00 | São Paulo, Brazil | |- | Win | align=center| 10âÂÂ3 | Joane Milen | TKO (punches) | Star Combat 1 | | align=center| 2 | align=center| 2:03 | Manaus, Brazil | |- | Win | align=center| 9âÂÂ3 | Erianny Castaneda | TKO (retirement) | Silva Combat Fight 3 | | align=center| 2 | align=center| 5:00 | Manaus, Brazil | |- | Loss | align=center| 8âÂÂ3 | Dayane de Souza Cardoso | KO (punches) | Mr. Cage 42 | | align=center| 1 | align=center| 1:20 | Manaus, Brazil | |- |Loss |align=center| 8âÂÂ2 |Ariane Carnelossi |TKO (body kick) |Future FC 5 | |align=center|3 |align=center|3:53 |São Paulo, Brazil | |- | Win | align=center| 8âÂÂ1 | Jessica Luanna | TKO (punches) | Mr. Cage vs. Rei da Selva Combat 1 | | align=center| 2 | align=center| 2:24 | Manaus, Brazil | |- | Win | align=center| 7âÂÂ1 | Erilene Rayla Nascimento | TKO (punches) | Mr. Cage 35 | | align=center| 5 | align=center| 2:40 | Manaus, Brazil | |- | Loss | align=center| 6âÂÂ1 | Fabiulane Melo | Submission (armbar) | Coari Champions 1 | | align=center| 1 | align=center| 1:56 | Coari, Brazil | |- | Win | align=center| 6âÂÂ0 | Andréia Cerdeira | Submission (rear-naked choke) | Mr. Cage 34 | | align=center| 2 | align=center| 2:50 | Manaus, Brazil | |- | Win | align=center| 5âÂÂ0 | Paula Lira Pontes | TKO (punches) | Back Fish MMA 2 | | align=center| 1 | align=center| 2:55 | Manaus, Brazil | |- | Win | align=center| 4âÂÂ0 | Davina Maciel | TKO (punches) | Mr. Cage 29 | | align=center| 1 | align=center| 0:59 | Manaus, Brazil | |- | Win | align=center| 3âÂÂ0 | Jamily Solarth | TKO (punches) | Luta Tribal 1 | | align=center| 1 | align=center| 1:36 | Manaus, Brazil | |- | Win | align=center| 2âÂÂ0 | Erilene Rayla Nascimento | Decision (unanimous) | Jovem Pan Fight Night 1 | | align=center| 3 | align=center| 5:00 | Manaus, Brazil | |- | Win | align=center| 1âÂÂ0 | Roberta Camila Rocha | TKO (punches) | Arena Fight Championship 2 | | align=center| 1 | align=center| 4:00 | Coari, Brazil | |-