Ketlen Vieira losses
Over 12 years as a professional, Ketlen Vieira has compiled a 16-5 (6) record, including four title fights across two weight classes. She has five losses.
5. Ketlen Vieira loses to Norma Dumont via split decision
On November 1, 2025 Ketlen Vieira faced Norma Dumont in a bantamweight bout. Vieira was 34 years old with a record of 15-4, and Dumont was 35 with a record of 12-2. Vieira was coming off a win and Dumont was on a 5-fight winning streak. Vieira lost via split decision. Went the distance with Dumont.
4. Ketlen Vieira loses to Kayla Harrison via unanimous decision
On October 5, 2024 Ketlen Vieira faced Kayla Harrison in a bantamweight bout. Vieira was 33 years old with a record of 14-3, and Harrison was 34 with a record of 17-1. Vieira was coming off a win and Harrison was on a 2-fight winning streak. Vieira lost via unanimous decision. Went the distance with Harrison.
3. Ketlen Vieira loses to Raquel Pennington via split decision
On January 14, 2023 Ketlen Vieira faced Raquel Pennington in a bantamweight bout. Vieira was 31 years old with a record of 13-2, and Pennington was 34 with a record of 14-8. Vieira was on a 2-fight winning streak and Pennington was on a 4-fight winning streak. Vieira lost via split decision. Went the distance with Pennington.
2. Ketlen Vieira loses to Yana Kunitskaya via unanimous decision
On February 20, 2021 Ketlen Vieira faced Yana Kunitskaya in a bantamweight bout. Vieira was 29 years old with a record of 11-1, and Kunitskaya was 0 with a record of 0-0. Vieira was coming off a win. Vieira lost via unanimous decision. Went the distance with Kunitskaya.
1. Ketlen Vieira loses to Irene Aldana via KO
On December 14, 2019 Ketlen Vieira faced Irene Aldana in a bantamweight bout. Vieira was 28 years old with a record of 10-0, and Aldana was 31 with a record of 11-5. Vieira was on an undefeated 10-fight winning streak and Aldana was coming off a win. Aldana stopped Vieira via KO in the 1st round.