Guilherme Viana
UFC Debut
Record
Streak
L1
Age
Date of birth
- Fighting out of
- Porto Alegre, Rio Grande do Sul
- Born
- Brazil
- Weight class
- Light Heavyweight
- Height
- 6'3" · 191 cm
Before the UFC
Guilherme Viana 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
146-102-3
.589 win rate
Winning-record opponents
7 of 10
carried winning pro records
Pro bouts faced
13
10 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 13 bouts · 9 promotions · wins by 7 KO · 2 subBellator · WOCS · IFC · PFL · Combat Zone 86 +4
| Res | Opponent | Outcome | Finish | Rd | Time | Promotion | Date |
|---|---|---|---|---|---|---|---|
| L | Rasul Magomedov | Decision | Unanimous | R3 | 5:00 | PFL | Aug 21, 2025 |
| W | Hassan Graham | KO/TKO | Punches | R1 | 0:39 | Combat Zone 86 | Nov 9, 2024 |
| W | KO/TKO | Punches | R2 | 3:05 | Combat Zone 83 | Feb 24, 2024 | |
| L | Philipe Lins18-6 | KO/TKO | Punches | R2 | 1:13 | Bellator | Jul 22, 2016 |
| W | Houston Alexander17-16-1 | KO/TKO | Doctor Stoppage | R2 | 5:00 | Bellator | Nov 20, 2015 |
| L | Francis Carmont25-12 | Decision | Unanimous | R3 | 5:00 | Bellator | Mar 27, 2015 |
| W | Julio Cesar dos Santos17-9-1 | KO/TKO | Punches | R2 | 0:46 | THF | Jul 12, 2014 |
| W | Cristiano Monteiro2-3 | Submission | Rear-Naked Choke | R1 | — | Shooto | Apr 4, 2014 |
| W | Ricardo Silva20-27 | KO/TKO | Punches | R1 | 0:00 | WOCS | Aug 10, 2013 |
| L | Rodney Wallace26-16-1 | Decision | Split | R3 | 5:00 | IFC | Dec 7, 2012 |
| W | Edicarlos Goncalves11-7 | KO/TKO | Punch | R1 | 1:19 | IFC | Sep 1, 2012 |
| W | Gustavo Gussem | KO/TKO | Punches | R1 | 1:50 | WOCS | May 18, 2012 |
| W | Submission | Armbar | R1 | 3:51 | MMAAD | Mar 4, 2012 |
Non-UFC bouts (regional/other promotions) — shown for context only, excluded from Schedule Score, striking/grappling rates, and every UFC-scoped metric.