Billy Quarantillo
19–9–0 · Lightweight · Age 37 · 12 UFC fights
Skill (today)
+2.06
Uncertainty (σ)
0.91
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 |
|---|---|---|---|---|---|
| 2026-08-08 | Diego Ferreira | Loss | U-DEC | UFC Fight Night | 39% |
| 2024-12-14 | Cub Swanson | Loss | KO/TKO | UFC Fight Night | 58% |
| 2024-03-23 | Youssef Zalal | Loss | SUB | UFC Fight Night | 56% |
| 2023-08-05 | Damon Jackson | Win | U-DEC | UFC Fight Night | 46% |
| 2023-04-15 | Edson Barboza | Loss | KO/TKO | UFC Fight Night | 65% |
| 2022-12-10 | Alexander Hernandez | Win | KO/TKO | UFC 282: Błachowicz vs. Ankalaev | 47% |
| 2021-12-30 | Clay Guida | Loss | DEC | Fury Pro Grappling 3 | |
| 2021-11-06 | Shane Burgos | Loss | U-DEC | UFC 268: Usman vs. Covington 2 | 50% |
| 2021-07-17 | Gabriel Benítez | Win | KO/TKO | UFC Fight Night | 60% |
| 2020-12-12 | Gavin Tucker | Loss | U-DEC | UFC 256: Figueiredo vs. Moreno | 57% |
| 2020-09-12 | Kyle Nelson | Win | KO/TKO | UFC Fight Night | 70% |
| 2020-05-30 | Spike Carlyle | Win | U-DEC | UFC Fight Night | 52% |
| 2019-12-07 | Jacob Kilburn | Win | SUB | UFC on ESPN 7 | |
| 2019-07-23 | Kamuela Kirk | Win | TKO | Contender Series 2019 | |
| 2019-02-23 | Adrian Vilaca | Win | TKO | KOTC: Combat Zone | |
| 2018-10-05 | Curtis Waller | Win | DEC | Kalajdzic vs. Theran | |
| 2017-08-19 | Eric Reynolds | Win | TKO | V3 Fights 61 | |
| 2017-02-25 | Ryan Fillingame | Win | TKO | KOTC: Raw Deal | |
| 2016-09-24 | Matthew DiMarcantonio | Win | DEC | KOTC: National Dispute | |
| 2016-04-01 | Michel Quiñones | Loss | TKO | Absolute Fighting Championship 25 | |
| 2016-01-29 | Marc Stevens | Win | DEC | Absolute Fighting Championship 24 | |
| 2015-08-03 | Saul Rogers | Loss | DEC | The Ultimate Fighter Season 22 | |
| 2015-07-17 | Brandon Ricetti | Win | TKO | The Ultimate Fighter Season 22 | |
| 2015-02-28 | Khama Worthy | Win | TKO | Strike Off 4 | |
| 2014-09-27 | Terrell Hobbs | Win | SUB | Glory Fights | |
| 2014-07-11 | Isaac Figueroa | Win | SUB | RFC 31: New Breed | |
| 2014-06-07 | Sandro da Silva | Win | SUB | Glory Fights | |
| 2013-11-08 | JP Reese | Loss | DEC | RFC 29: Heavy Hitters | |
| 2013-07-26 | Howard Reece | Win | SUB | RFC 28: Battle of the Bay | |
| 2013-02-15 | John De Jesus | Win | DEC | Fight Time 13 |