Mairon Santos
19–1–0 · Featherweight · Age 26 · 4 UFC fights
Skill (today)
+4.24
Uncertainty (σ)
0.92
As of
2026-09-13
Skill trajectory
Line: estimated skill after each fight. Band: ±1σ uncertainty.
Fight ledger
| Date | Opponent | Result | Method | Event | Model P(win), pre-fight |
|---|---|---|---|---|---|
| 2025-12-06 | Muhammad Naimov | Win | KO/TKO | UFC 323: Dvalishvili vs. Yan 2 | 72% |
| 2025-05-17 | Sodiq Yusuff | Win | U-DEC | UFC Fight Night | 70% |
| 2025-03-08 | Francis Marshall | Win | S-DEC | UFC 313: Pereira vs. Ankalaev | 78% |
| 2024-08-24 | Kaan Ofli | Win | KO/TKO | UFC Fight Night | |
| 2024-04-09 | Guillermo Torres | Win | DEC | The Ultimate Fighter 32 | |
| 2024-03-27 | Edwin Cooper Jr. | Win | DEC | The Ultimate Fighter 32 | |
| 2023-03-24 | Rafael Barbosa | Win | DEC | LFA 155: Do Nascimento vs. Hodge | |
| 2022-05-28 | Jason Wong | Win | SUB | Submission Circus 6 | |
| 2022-02-04 | Dan Argueta | Loss | TKO | LFA 123: Argueta vs. Santos | |
| 2021-07-18 | Tiago Ramos | Loss | DEC | Submission Circus 3 | |
| 2021-02-20 | Paulo Roberto Aquiles | Win | TKO | Showtime Fights 4 | |
| 2020-11-08 | André Borges | Win | DEC | Shooto Brasil 103 | |
| 2020-03-01 | Julio Pereira | Win | TKO | Shooto Brasil | |
| 2019-12-14 | Baba Boundjou Nadjombe | Win | DEC | Ares FC 1 | |
| 2019-10-12 | Robert Wilson | Win | DEC | Favela Kombat 33 | |
| 2019-09-28 | Willian Telles | Win | TKO | Curitiba Top Fight 12 | |
| 2019-08-17 | Paulo Ricardo Rodrigues | Win | TKO | DC Pro 3: Cyborg vs Verner | |
| 2019-06-29 | Vinicius Morinischi | Win | TKO | Sicario MMA 5 | |
| 2019-06-08 | Nicolas Sávio | Win | DEC | Spartano's Fight MMA 2 | |
| 2019-04-05 | Micael Braga | Win | DEC | Shooto Brasil 91 | |
| 2019-03-24 | Alan Ferreira | Win | TKO | MMA Brutus 1 | |
| 2019-03-16 | Phelipe Silva | Win | TKO | X-Force MMA 9 |