William Dias
UFC DebutNickname“Bacalhau”
Record
Streak
L2
Age
Date of birth
- Fighting out of
- Rio Grande, Rio Grande do Sul
- Born
- Brazil
- Camp
- Team Nogueira
- Weight class
- Welterweight
- Height
- 5'11" · 180 cm
Before the UFC
William Dias makes their UFC debut
Our striking, grappling, and schedule metrics are measured from UFC fights, so they come online after this bout. Here is the career they bring in — and how live the opposition has been.
Pre-UFC opposition
StrongOpponents' combined record
385-240-7
.616 win rate
Winning-record opponents
18 of 27
carried winning pro records
Pro bouts faced
31
27 opponents with records on file
A descriptive read of the non-UFC slate from opponents’ full career pro records — not a UFC-grade Schedule Score.
UFC fight history
No UFC bouts on record yet.
Outside the UFC
across 31 bouts · 27 promotions · wins by 5 KO · 9 sub · 3 decTAURA MMA · SJSF · TTC · Nitrix · IFL 7 +22
| Res | Opponent | Outcome | Finish | Rd | Time | Promotion | Date |
|---|---|---|---|---|---|---|---|
| L | Tiago Souza6-4 | KO/TKO | — | R1 | 0:13 | IFL 7 | Dec 18, 2021 |
| L | Viktor Kolesnik27-6-1 | KO/TKO | Punches | R2 | 2:22 | SBC 35 | Sep 18, 2021 |
| W | Simeone Rezende Rodrigues4-3 | Submission | Arm-Triangle Choke | R1 | 4:14 | IFL 1 | Jul 25, 2021 |
| W | Sladjan Dragisic8-27 | Submission | Arm-Triangle Choke | R1 | 1:18 | Serbian Battle Championship | Jul 10, 2021 |
| W | Marlon Gonzales15-10-2 | Submission | Arm-Triangle Choke | R1 | 4:15 | TAURA MMA | Sep 16, 2017 |
| W | Leandro Martins2-4 | KO/TKO | Punches | R1 | 2:15 | TAURA MMA | Jun 24, 2017 |
| L | Ricardo de Souza12-9 | KO/TKO | Doctor Stoppage | R3 | 2:26 | Team Nogueira | Jan 10, 2015 |
| L | Daniel Reis8-2 | Decision | Split | R3 | 5:00 | Jorge Velho Team | May 10, 2014 |
| W | Felipe Cruz20-6-1 | Decision | Unanimous | R3 | 5:00 | SJSF | Apr 13, 2013 |
| L | KO/TKO | Retirement | R2 | 5:00 | MBC | Dec 12, 2011 | |
| W | Leandro Costa4-6 | Decision | Split | R3 | 3:00 | FEC | Dec 3, 2011 |
| W | KO/TKO | Doctor Stoppage | R2 | 4:26 | SJSF | Oct 1, 2011 | |
| W | Leandro Costa4-6 | KO/TKO | Punch | R1 | 0:00 | Go FC | Apr 9, 2011 |
| L | Felipe Arinelli15-12 | Submission | Armbar | R2 | 2:21 | WFC 3 | Dec 22, 2010 |
| L | Luis Santos65-12-1 | Decision | Unanimous | R3 | 5:00 | MSF | Dec 15, 2010 |
| L | Jose Landi-Jons29-16 | Submission | Guillotine Choke | R1 | 2:41 | Samurai FC 4 | Nov 6, 2010 |
| W | Fernando Silva0-5 | KO/TKO | Punches | R2 | 3:01 | KFN | Oct 23, 2010 |
| W | Submission | Kimura | R1 | 1:00 | UTF | Oct 7, 2010 | |
| L | Marcelo dos Santos Martins Gomes7-1 | Decision | Split | R3 | 5:00 | CM System | Sep 19, 2010 |
| L | Marcelo Brito13-8 | Submission | Kimura | R2 | 0:00 | PFE | Aug 7, 2010 |
| L | Bruno Pierre Dezembro de Paula11-6 | Submission | — | R1 | 0:00 | TTC | Jun 26, 2010 |
| W | Julio Cesar Bilik22-27 | Submission | — | R1 | 0:00 | TTC | Jun 26, 2010 |
| W | Ricardo Silva20-27 | Decision | Unanimous | R3 | 5:00 | GFSP | May 15, 2010 |
| W | Douglas del Rio10-8 | Submission | Kneebar | R0 | 0:00 | DIL 1 | Apr 17, 2010 |
| L | Gilberto Galvao30-9-1 | KO/TKO | Submission to Punches | R2 | 3:13 | Nitrix | Feb 6, 2010 |
| W | Carlos Machado | Submission | Armbar | R1 | 0:00 | Nitrix | Nov 14, 2009 |
| W | Patrick Munhoz | KO/TKO | Punches | R2 | 1:40 | MAFC 2 | Oct 9, 2009 |
| L | Eduardo Badia | Submission | Achilles Lock | R1 | 3:56 | DFS | Sep 6, 2008 |
| W | Cesar Pinheiro0-1 | Submission | Heel Hook | R2 | 2:40 | PF | Jun 14, 2008 |
| W | Dos Anjos | Submission | Kimura | R1 | 4:32 | G1 | Nov 10, 2007 |
| L | KO/TKO | — | R2 | 2:43 | Pitbull Fight | May 26, 2007 |
Non-UFC bouts (regional/other promotions) — shown for context only, excluded from Schedule Score, striking/grappling rates, and every UFC-scoped metric.