Ketlen Vieira
“Fenomeno”
Ketlen Vieira is ranked 3rd of 7 women's featherweights by the First Light Rating.
- FLRFirst Light Ratingmeasure of true skill
- 1,8153rd of 7 · Women's Featherweight
- FLIFirst Light Indexfame compared to skill
- +0.03Fame ahead of skill
- Career phase
- DecliningCareer-best FLR 1,817, 16 May 2026
- Record
- 16–6Pro
Fame against skill.
Every fighter with an FLI, by skill and fame. Hover a dot for the fighter; click to open their page. The dashed curve is the fame their skill predicts: above it, a fighter is more famous than their skill; below it, better than their fame.
Skill and attention.
Attention is drawn at the skill level its fame matches: above the skill line, more famous than skilled. Shaded: where the most similar careers went next.
Recent fights.
| Date | Fight | FLR |
|---|---|---|
| 22 Aug 2026 | Lost to Cristiane JustinoProfessional Fighters League - PFL Tampa: Cyborg vs. Vieira · Decision (Unanimous), R5 | −1 |
| 16 May 2026 | Won vs Jacqueline CavalcantiUFC Fight Night 276 - Allen vs. Costa · Decision (Unanimous), R3 | +18 |
| 1 Nov 2025 | Lost to Norma DumontUFC Fight Night 263 - Garcia vs. Onama · Decision (Split), R3 | −2 |
| 31 May 2025 | Won vs Macy ChiassonUFC on ESPN 68 - Blanchfield vs. Barber · Decision (Unanimous), R3 | +27 |
| 5 Oct 2024 | Lost to Kayla HarrisonUFC 307 - Pereira vs. Rountree · Decision (Unanimous), R3 | −13 |
| 22 Jul 2023 | Won vs Pannie KianzadUFC Fight Night 224 - Aspinall vs. Tybura · Decision (Unanimous), R3 | +20 |
| 14 Jan 2023 | Lost to Raquel PenningtonUFC Fight Night 217 - Strickland vs. Imavov · Decision (Split), R3 | −13 |
| 21 May 2022 | Won vs Holly HolmUFC Fight Night 206 - Holm vs. Vieira · Decision (Split), R5 | +29 |
| 20 Nov 2021 | Won vs Miesha TateUFC Fight Night 198 - Vieira vs. Tate · Decision (Unanimous), R5 | +32 |
| 20 Feb 2021 | Lost to Yana SantosUFC Fight Night 185 - Blaydes vs. Lewis · Decision (Unanimous), R3 | −12 |
| 26 Sept 2020 | Won vs Sijara EubanksUFC 253 - Adesanya vs. Costa · Decision (Unanimous), R3 | +34 |
| 14 Dec 2019 | Lost to Irene AldanaUFC 245 - Usman vs. Covington · KO (Punches), R1 | −50 |
FLR is the First Light Rating points the fight earned or cost them.
How it is measured.
Data Credit: First Light Observatory.
How these numbers are made.
First Light may hold interests in athletes covered by the Index.