Guilherme Viana
 
              | Age | 39 | 
|---|---|
| Gender | Male | 
| Height | 6' 4" | 
| Weight Class | Light-heavyweight | 
Guilherme Viana is a MMA fighter with a professional fight record of 9 wins, 4 losses and 0 draws
Professional Career Statistics
| Pro Record | 9-4-0 (Win-Loss-Draw) | 
|---|---|
| Career Length | 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 | 
Record BreakDown
| - | KO/TKO | SUB | DEC | |
|---|---|---|---|---|
| Wins | 7 | 2 | 0 | |
| Losses | 1 | 0 | 3 | 
| Finish Rate | 100.0% | 
|---|---|
| Finished Rate | 25.0% | 
| Win by Decision Rate | 0.0% | 
| Loss by Decision Rate | 75.0% | 
| Win by KO Rate | 77.8% | 
| Loss by KO Rate | 25.0% | 
| Win by SUB Rate | 22.2% | 
| Loss by SUB Rate | 0.0% | 
Win Method
Loss Method
Quick Hits
| Fastest Win | 39 | 
|---|---|
| Fastest KO | 39 | 
| Fastest SUB | 03:51 | 
| Ave. Rounds (Ws) | 0.9 | 
|---|---|
| Ave. Length of Fight (Ws) | 04:36 | 
| Ave. Rounds (Ls) | 2.6 | 
| Ave. Length of Fight (Ls) | 12:48 | 
Finish Rounds
Finished Rounds
Official Professional MMA Fight Record
| Date | Opponent | Weightclass | Method | Round | Time | |||
|---|---|---|---|---|---|---|---|---|
| OFF | 08/21/2025 | L (9-3-0) | Rasul Magomedov (6-0-0) | LHW ( 205.6 vs. 205.8 ) | Decision
              
                (Unanimous Decision) 2025 PFL 10 | 3 | 05:00 | |
| OFF | 11/09/2024 | W (8-3-0) | Hassan Graham (2-3-0) | HW ( 236.2 vs. 247.6 ) | KO
              
                (Punches) Combat Zone 86 | 1 | 00:39 |   | 
| OFF | 02/24/2024 | W (7-3-0) | Terrance Jean-Jacques (9-4-0) | HW ( 241.0 vs. 230.0 ) | TKO/RSC
              
                (Referee Stoppage) Combat Zone 83 | 2 | 03:05 | |
| OFF | 07/22/2016 | L (7-2-0) | Philipe Lins (18-5-0) | LHW ( 205.1 vs. 204.6 ) | KO Bellator MMA 159 | 2 | 01:13 | |
| OFF | 11/20/2015 | W (6-2-0) | Houston Alexander (16-16-1) | LHW ( 204.8 vs. 202.0 ) | TKO/RSC Bellator MMA 146 | 2 | 05:00 | |
| OFF | 03/27/2015 | L (6-1-0) | Francis Carmont (22-12-0) | LHW ( 205.6 vs. 4.8 ) | Decision
              
                (Majority Decision) Bellator MMA 135 | 3 | 05:00 | |
| NRB | 07/12/2014 | W (5-1-0) | Julio Cesar dos Santos (15-8-1) | TKO/RSC
              
                (Referee Stoppage from Strikes) The Hill Fighters 2 | 2 | 00:46 | ||
| NRB | 04/04/2014 | W (4-1-0) | Cristiano Monteiro (1-2-0) | Submission
              
                (Rear Naked Choke) Shooto Brazil 47 | 1 | 05:00 | ||
| NRB | 08/10/2013 | W (3-1-0) | Ricardo Silva (11-22-0) | TKO/RSC
              
                (Referee Stoppage from Strikes) Watch Out Combat Show 28 | 1 | 05:00 | ||
| NRB | 12/07/2012 | L (3-0-0) | Rodney Wallace (26-16-1) | Decision
              
                (Split Decision) Iron Fight Combat 2 | 3 | 05:00 | ||
| NRB | 09/01/2012 | W (2-0-0) | Ed Carlos (9-6-0) | TKO/RSC
              
                (Referee Stoppage from Strikes) Iron Fight Combat 09/01/12 | 1 | 01:19 | ||
| NRB | 05/18/2012 | W (1-0-0) | Gustavo Gussem (1-3-0) | TKO/RSC
              
                (Referee Stoppage from Strikes) Watch Out Combat Show 19 | 1 | 01:50 | ||
| NRB | 03/04/2012 | W (0-0-0) | Eduardo Camilo (1-2-0) | Submission
              
                (Arm Bar) MMA Against Dengue 2 | 1 | 03:51 | 
| * Bouts marked with 'OFF' denote results which have been verified by an ABC-recognized athletic commission. Bouts marked with an SB denote bouts overseen by a duly-recognized sanctioning organization. Bouts marked NRB denote non-regulated bouts. * 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 |