Roberto de Souza (19-3, 17) was born in São Paulo, Brazil on September 19, 1989. At the age of 24 years on October 20, 2013, he made his professional MMA debut against Nuerla Murati, winning the fight via 1st-round submission.
Souza's last fight was a 1st-round choke-out win against Ki Won-bin at Rizin World Series in Korea at age 35 on May 31, 2025. He is on a 4-fight winning streak.
Some of Roberto de Souza's best fights have been against Tofiq Musayev, Johnny Case, Mizuto Hirota, Keita Nakamura, Kazuki Tokudome, Satoru Kitaoka and Ryuki Ueyama.
Souza has 3 losses on his MMA record.
| # | Date | Opponent | Promotion | Weight | Round | Method | Result |
|---|---|---|---|---|---|---|---|
22 | May 31, 2025 35 years, 8 months 19-3 (17) | Ki Won-bin | Rizin | LT | 1 | CKO | WIN Rear-naked choke |
21 | Dec 31, 2024 35 years, 3 months 18-3 (17) | Vugar Karamov | Rizin | LT | 1 | SUB | WIN Triangle choke Defended Rizin lightweight title |
20 | Sep 29, 2024 35 years 17-3 (16) | Luiz Gustavo | Rizin | LT | 1 | TKO | WIN Punches Defended Rizin lightweight title |
19  | Mar 23, 2024 34 years, 6 months 16-3 (15) | 39 years, 10 months 36-11-2 (23) | Rizin | LT | 1 | TKO | WIN Corner stoppage |
18  | Jul 30, 2023 33 years, 10 months 15-3 (14) | 37 years, 6 months 24-11 (17) | Bellator | LT | 3 | TKO | LOSS Leg kick |
17  | May 6, 2023 33 years, 7 months 15-2 (14) | 30 years 14-4 (11) | Rizin | LT | 3 | UD | WIN |
16  | Dec 31, 2022 33 years, 3 months 14-2 (14) | 27 years, 8 months 19-1 (11) | Bellator | LT | 3 | UD | LOSS |
15  | Apr 17, 2022 32 years, 6 months 14-1 (14) | 32 years, 9 months 27-7-1 (22) | Rizin | LT | 1 | SUB | WIN Reverse triangle armbar Defended Rizin lightweight title |
14 | Dec 31, 2021 32 years, 3 months 13-1 (13) | Yusuke Yachi | Rizin | LT | 2 | SUB | WIN Triangle choke Defended Rizin lightweight title |
13  | Jun 13, 2021 31 years, 8 months 12-1 (12) | 31 years, 5 months 19-3 (17) | Rizin | LT | 1 | SUB | WIN Triangle choke Won Rizin lightweight title |
12  | Mar 21, 2021 31 years, 6 months 11-1 (11) | 34 years 20-10-1 (14) | Rizin | LT | 1 | SUB | WIN Triangle choke |
11 | Aug 9, 2020 30 years, 10 months 10-1 (10) | Yusuke Yachi | Rizin | LT | 1 | TKO | WIN Punches |
10 | Oct 12, 2019 30 years 9-1 (9) | 30 years, 3 months 26-6-1 (21) | Rizin | LT | 1 | TKO | LOSS Punch |
9  | Jul 28, 2019 29 years, 10 months 9-0 (9) | 38 years, 2 months 18-10-2 (10) | Rizin | LT | 1 | KO | WIN Punches |
8  | Apr 21, 2019 29 years, 7 months 8-0 (8) | 39 years, 2 months 42-18-9 (18) | Rizin | LT | 2 | TKO | WIN Punches |
7 | Nov 24, 2018 29 years, 2 months 7-0 (7) | Baek Seung-dae | SLT | 1 | SUB | WIN Rear-naked choke | |
6 | Oct 21, 2017 28 years, 1 months 6-0 (6) | Thiago Oliveira | SLT | 1 | SUB | WIN Rear-naked choke | |
5 | Jun 12, 2016 26 years, 8 months 5-0 (5) | Pat Ayuyu | SLT | 1 | SUB | WIN Armbar | |
4 | Mar 12, 2016 26 years, 5 months 4-0 (4) | Yuta Kaneko | SLT | 1 | TKO | WIN Punches | |
3  | Dec 5, 2015 26 years, 2 months 3-0 (3) | 39 years, 7 months 11-16-5 (7) | SLT | 1 | SUB | WIN Arm-triangle choke | |
2 | Dec 23, 2014 25 years, 3 months 2-0 (2) | Jung Doo-je | SLT | 1 | SUB | WIN Rear-naked choke | |
1 | Oct 20, 2013 24 years, 1 months 1-0 (1) | Nuerla Murati | SLT | 1 | SUB | WIN Rear-naked choke |
