| Age | 39 |
|---|---|
| Gender | Male |
| Height | 6' 4" |
| Weight Class | Light-heavyweight |
| Out of | Brazil |
Guilherme Viana is a MMA fighter with a professional fight record of 9 wins, 4 losses and 0 draws
| Pro Record | 9-4-0 (Win-Loss-Draw) |
|---|---|
| Career Length | 13 years, 5 months, 16 days |
| Rounds Fought | 18.5 |
| Avg. Fights/Year | 1.0 |
| Longest Layoff | 7 years, 7 months, 2 days |
| Quickest Turnaround | 2 months, 14 days |
| Date | Opponent | Weightclass | Method | Round | Time | |||
|---|---|---|---|---|---|---|---|---|
| | 08/21/2025 | L (9-3-0) | Rasul Magomedov (7-0-0) | LHW (205.6 vs. 205.8) | Decision (Unanimous Decision) 2025 PFL 10 | 3 | 05:00 | |
| | 11/09/2024 | W (8-3-0) | Hassan Graham (2-2-0) | HW (236.2 vs. 247.6) | KO (Punches) Combat Zone 86 | 1 | 00:39 | |
| | 02/24/2024 | W (7-3-0) | Terrance Jean-Jacques (9-3-0) | HW (241.0 vs. 230.0) | TKO/RSC (Referee Stoppage) Combat Zone 83 | 2 | 03:05 | |
| | 07/22/2016 | L (7-2-0) | Philipe Lins (9-1-0) | LHW (205.1 vs. 204.6) | KO Bellator MMA 159 | 2 | 01:13 | |
| | 11/20/2015 | W (6-2-0) | Houston Alexander (16-12-1) | LHW (204.8 vs. 202.0) | TKO/RSC Bellator MMA 146 | 2 | 05:00 | |
| | 03/27/2015 | L (6-1-0) | Francis Carmont (19-10-0) | LHW (205.6 vs. 4.8) | Decision (Majority Decision) Bellator MMA 135 | 3 | 05:00 | |
| NSF | 07/12/2014 | W (5-1-0) | Julio Cesar dos Santos (9-2-1) | TKO/RSC (Referee Stoppage from Strikes) The Hill Fighters 2 | 2 | 00:46 | ||
| NSF | 04/04/2014 | W (4-1-0) | Cristiano Monteiro (1-0-0) | Submission (Rear Naked Choke) Shooto Brazil 47 | 1 | 05:00 | ||
| NSF | 08/10/2013 | W (3-1-0) | Ricardo Silva (8-13-0) | TKO/RSC (Referee Stoppage from Strikes) Watch Out Combat Show 28 | 1 | 05:00 | ||
| NSF | 12/07/2012 | L (3-0-0) | Rodney Wallace (14-6-0) | Decision (Split Decision) Iron Fight Combat 2 | 3 | 05:00 | ||
| NSF | 09/01/2012 | W (2-0-0) | Ed Carlos (8-5-0) | TKO/RSC (Referee Stoppage from Strikes) Iron Fight Combat 09/01/12 | 1 | 01:19 | ||
| NSF | 05/18/2012 | W (1-0-0) | Gustavo Gussem (1-2-0) | TKO/RSC (Referee Stoppage from Strikes) Watch Out Combat Show 19 | 1 | 01:50 | ||
| NSF | 03/04/2012 | W (0-0-0) | Eduardo Camilo (1-1-0) | Submission (Arm Bar) MMA Against Dengue 2 | 1 | 03:51 |
| * Bouts marked with an 'Official' logo denote results which have been verified by an ABC-recognized athletic commission * Bouts marked with an (*) are considered exhibition bouts and do not count towards the fighter's record * Weights marked with an (*) denote those over the limit for the weight class |