Roy Nelson
9–15–0 · Heavyweight · Age 50 · 18 UFC fights
Skill (today)
-1.05
Uncertainty (σ)
1.49
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 |
|---|---|---|---|---|---|
| 2023-11-10 | Alan Belcher | Loss | DEC | Gamebred Bareknuckle MMA | |
| 2023-05-05 | Dillon Cleckler | Win | TKO | Gamebred Bareknuckle MMA | |
| 2020-08-21 | Valentin Moldavsky | Loss | DEC | Bellator 244 | |
| 2019-10-25 | Frank Mir | Loss | DEC | Bellator 231 | |
| 2019-02-16 | Mirko Filipović | Loss | DEC | Bellator 216 | |
| 2018-10-12 | Sergei Kharitonov | Loss | TKO | Bellator 207 | |
| 2018-02-16 | Matt Mitrione | Loss | DEC | Bellator 194 | |
| 2017-09-23 | Javy Ayala | Win | DEC | Bellator 183 | |
| 2017-04-15 | Alexander Volkov | Loss | U-DEC | UFC on FOX 24 | 16% |
| 2016-09-24 | Antônio Silva | Win | KO/TKO | UFC Fight Night 95 | 47% |
| 2016-07-07 | Derrick Lewis | Loss | S-DEC | UFC Fight Night 90 | 15% |
| 2016-02-06 | Jared Rosholt | Win | U-DEC | UFC Fight Night 82 | 12% |
| 2015-09-26 | Josh Barnett | Loss | U-DEC | UFC Fight Night 75 | 27% |
| 2015-03-14 | Alistair Overeem | Loss | U-DEC | UFC 185: Pettis vs. Dos Anjos | 24% |
| 2014-09-20 | Mark Hunt | Loss | KO/TKO | UFC Fight Night 52 | 35% |
| 2014-04-11 | Antônio Rodrigo Nogueira | Win | KO/TKO | UFC Fight Night 39 | 46% |
| 2013-10-19 | Daniel Cormier | Loss | U-DEC | UFC 166: Velasquez vs. Dos Santos 3 | 17% |
| 2013-06-15 | Stipe Miocic | Loss | U-DEC | UFC 161: Evans vs. Henderson | 26% |
| 2013-04-27 | Cheick Kongo | Win | KO/TKO | UFC 159: Jones vs. Sonnen | 26% |
| 2012-12-15 | Matt Mitrione | Win | KO/TKO | The Ultimate Fighter 16 Finale | 21% |
| 2012-05-26 | Dave Herman | Win | KO/TKO | UFC 146: Dos Santos vs. Mir | 22% |
| 2012-02-04 | Fabrício Werdum | Loss | U-DEC | UFC 143: Diaz vs. Condit | |
| 2011-10-29 | Mirko Filipović | Win | KO/TKO | UFC 137: Penn vs. Diaz | 40% |
| 2011-05-28 | Frank Mir | Loss | U-DEC | UFC 130: Rampage vs Hamill | 43% |
| 2010-08-07 | Junior dos Santos | Loss | U-DEC | UFC 117: Silva vs Sonnen | 36% |
| 2010-03-31 | Stefan Struve | Win | KO/TKO | UFC Fight Night 21 |