| Age | 26 |
|---|---|
| Gender | Male |
| Height | 5' 7" |
| Weight Class | Lightweight |
| Out of | Brazil |
Willian Bad Boy is a MMA fighter with a professional fight record of 14 wins, 8 losses and 0 draws
| Pro Record | 14-8-0 (Win-Loss-Draw) |
|---|---|
| Career Length | 8 years, 3 months, 26 days |
| Rounds Fought | 33.4 |
| Avg. Fights/Year | 2.7 |
| Longest Layoff | 1 year, 1 month, 19 days |
| Quickest Turnaround | 2 weeks |
| Date | Opponent | Weightclass | Method | Round | Time | |||
|---|---|---|---|---|---|---|---|---|
| NSF | 09/13/2025 | L (11-7-0) | George Staines (4-0-0) | LW | Decision (Unanimous Decision) Cage Warriors Fighting Championship 193 | 3 | 05:00 | |
| NSF | 03/30/2025 | W (10-7-0) | Darlan Ferreira (10-2-0) | LW | Decision (Unanimous Decision) Thunder Fight 47 | 3 | 05:00 | |
| NSF | 07/20/2024 | W (9-7-0) | Gustavo Augusto Chagas Simone (9-4-0) | LW | TKO/RSC (Referee Stoppage from Punches) Jungle Fight 128 | 1 | 01:10 | |
| NSF | 05/18/2024 | L (9-6-0) | Andre Borges (11-6-0) | WW | Decision (Unanimous Decision) Centurion Fight Championship 20 | 3 | 05:00 | |
| NSF | 09/30/2023 | W (8-6-0) | Jhony Winchester (4-7-0) | LW | Submission (Rear Naked Choke) Bison Kombat Championship 3 | 1 | 04:17 | |
| NSF | 09/16/2023 | W (2-0-0) | Edipo Herbert Lima (1-0-0) | LW | Decision (Split) Standout Fighting Tournament 42 | 5 | 03:00 | |
| NSF | 02/11/2023 | W (1-0-0) | Marcelo Prado (0-0-0) | LW | TKO/RSC (Strikes) Standout Fighting Tournament 39 | 1 | 00:27 | |
| NSF | 12/17/2022 | W (0-0-0) | Reinaldo Dias (0-0-0) | LW | TKO/RSC Standout Fighting Tournament 38 | 1 | 01:32 | |
| NSF | 03/05/2022 | L (8-5-0) | Anderson Ferreira de Souza Santos (11-3-0) | LW | Decision (Unanimous Decision) Fight Pro Championship 1 | 3 | 05:00 | |
| NSF | 11/14/2021 | W (7-5-0) | Marcelo Matias (10-8-0) | Decision (Majority Decision) Thunder Fight 32 | 3 | 05:00 | ||
| NSF | 02/06/2021 | W (6-5-0) | Willian Cachorrao (1-0-0) | KO Cesinha da Associacao Fighting Championship 3 | 3 | 05:00 | ||
| NSF | 12/17/2019 | L (6-4-0) | Luiz Fernando (0-1-0) | Decision (Unanimous Decision) Thunder Fight 21 | 3 | 05:00 | ||
| NSF | 11/30/2019 | L (6-3-0) | Leonardo Feitosa (2-0-0) | Submission (Arm Bar) Silva Combat Fight 2 | 1 | 00:59 | ||
| NSF | 06/28/2019 | W (5-3-0) | Romildo Santos (1-0-0) | TKO/RSC Future Fighting Championship 6 | 2 | 02:25 | ||
| NSF | 04/13/2019 | W (4-3-0) | Rhalber Bernardo (4-1-0) | Submission (Triangle Choke) Batalha MMA 16 | 2 | 02:42 | ||
| NSF | 02/02/2019 | W (3-3-0) | Aprigio Acassio (0-1-0) | Submission Batalha MMA 15 | 1 | 05:00 | ||
| NSF | 12/05/2018 | W (2-3-0) | Tito Viana (1-0-0) | TKO/RSC Amazon Talent 10 | 1 | 01:48 | ||
| NSF | 09/08/2018 | L (2-2-0) | Learte Azevedo (4-9-0) | Decision (Majority Decision) Batalha MMA 14 | 3 | 05:00 | ||
| NSF | 07/21/2018 | L (2-1-0) | Arireza Noei (0-0-0) | Submission Standout Fighting Tournament 3 | 1 | 05:00 | ||
| NSF | 09/24/2017 | W (1-1-0) | Celio Santos (0-0-0) | Decision (Unanimous Decision) Back Fish MMA 1 | 3 | 05:00 | ||
| NSF | 07/01/2017 | L (1-0-0) | Giliarde Wolverine (1-0-0) | Submission Mr. Cage 28 | 2 | 02:36 | ||
| NSF | 05/18/2017 | W (0-0-0) | Marcelo Lamego Silva (2-5-0) | TKO/RSC (Referee Stoppage from Punches) Jovem Pan Fight Night 1 | 1 | 04:20 |
| * 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 |