Matheus Diniz
Black
Biography
Matheus Diniz is a Brazilian jiu-jitsu black belt and one of the most respected grapplers of his generation. Known for his aggressive pace, powerful wrestling, and pressure-heavy top game, Diniz built a reputation as a relentless competitor capable of overwhelming opponents with intensity and athleticism. His well-rounded no-gi skill set and high fight IQ made him a standout on the international circuit for more than a decade.
An ADCC World Champion, Diniz secured some of the biggest wins of his career at the 2019 ADCC World Championships, where he defeated multiple elite athletes to capture the 88kg title. Throughout his career, he has competed in major professional events such as KASAI and WNO.
In recent years, Diniz has taken on a more active coaching role, transitioning his focus from full-time competition to athlete development. He founded Ascend Jiu-Jitsu in New Jersey, where he coaches and trains the next generation of grapplers.
Personal
* Legend status is reserved for retired athletes with outstanding achievements and a lasting impact on the sport.
Rankings
Submissions Breakdown
| Submission | Wins | Losses |
|---|---|---|
| Rear naked | 9 | 1 |
| Wristlock | 1 | 0 |
| Inverted triangle | 1 | 0 |
| Ude gatame | 1 | 0 |
| Triangle | 1 | 1 |
| Japanese necktie | 1 | 0 |
| Darce | 1 | 0 |
| Smother | 1 | 0 |
| Inside heel hook | 0 | 1 |
| Calf slicer | 0 | 1 |
| Straight ankle lock | 0 | 1 |
| Opponent | Result | Date | Event | Method | Weight | Round | Points |
|---|---|---|---|---|---|---|---|
| Kade Ruotolo | Loss | 8/17/2024 | CJI 1 | Straight ankle lock | 80KG | 16 | — |
| Nicholas Meregali | Loss | 2024 | UFC FPI 6 | Rear naked | Absolute | — | — |
| Adam Wardzinski | Win | 2023 | Nashville Fall No-Gi | Rear naked | 97KG | — | 1 |
| Hunter Flaherty | Win | 2023 | Nashville Fall No-Gi | Rear naked | 97KG | — | 1 |
| Adam Wardzinski | Win | 2023 | Nashville Fall No-Gi Open | Rear naked | 97KG | — | 1 |
| Giancarlo Bodoni | Loss | 2022 | ADCC | Triangle | 88KG | Quarter-Finals | — |
| Roberto Dib Frias | Win | 2022 | ADCC | Points: 3-0 | 88KG | 16 | 276 |
| Lucas Barbosa | Loss | 2021 | BJJ Stars | Decision | 94KG | — | — |
| Kaynan Duarte | Loss | 2021 | Road to ADCC | Calf slicer | Absolute | — | — |
| David Garmo | Win | 2021 | Grapple in the Temple | Smother | N/A | — | 1 |
| Gordon Ryan | Loss | 2020 | WNO 4 | Inside heel hook | Absolute | — | — |
| Josh Hinger | Win | 2019 | KASAI Pro 6 | Rear naked | 86KG | — | 24 |
| Craig Jones | Win | 2019 | ADCC | Points: 2-0 | 88KG | Finals | 450 |
| Josh Hinger | Win | 2019 | ADCC | Points: 3-0 | 88KG | Semi-Finals | 263 |
| Gabriel Arges | Win | 2019 | ADCC | Decision | 88KG | Quarter-Finals | 113 |
| Pedro Marinho | Win | 2019 | ADCC | Points: 5-0 | 88KG | 16 | 98 |
| Craig Jones | Win | 2019 | 3CG | Points | 85KG | — | 11 |
| Daniel Strauss | Win | 2018 | GrappleFest 3 | Decision | Absolute | — | 11 |
| Pierre-Olivier Leclerc | Win | 2018 | KASAI Pro 2 | Japanese necktie | 84KG | — | 24 |
| Felipe Mota | Win | 2018 | KASAI Pro 2 | Points: 2-0 | 84KG | — | 24 |
| Richie Martinez | Win | 2018 | KASAI Pro 2 | Points: 7-0 | 84KG | — | 24 |
| Mike Perez | Win | 2018 | KASAI Pro 2 | Points: 2-0 | 84KG | Finals | 114 |
| Michael Perez | Win | 2018 | KASAI Pro 2 | Points: 2-0 | 84KG | Finals | 114 |
| Pierre-Olivier Leclerc | Win | 2018 | KASAI Pro 2 | Darce | Middleweight | — | 24 |
| Josh Hinger | Loss | 2018 | No-Gi Worlds | Points: 8-5 | 85KG | Semi-Finals | — |
| Mauricio Oliveira | Win | 2018 | No-Gi Worlds | Decision | 85KG | Quarter-Finals | 24 |
| Vegard Randeberg | Win | 2018 | No-Gi Worlds | DQ | 85KG | 16 | 18 |
| Craig Jones | Loss | 2018 | GrappleFest | Decision | Absolute | — | — |
| Keenan Cornelius | Loss | 2017 | FIVE | Decision | 94KG | — | — |
| Murilo Santana | Win | 2016 | New York No-Gi | Points: 5-0 | Absolute | Finals | 2 |
| Felipe Cesar | Win | 2016 | New York No-Gi | Points: 8-0 | Absolute | Semi-Finals | 1 |
| Daniel Mehrkar | Win | 2016 | New York No-Gi | Triangle | Absolute | Quarter-Finals | 1 |
| Rustam Chsiev | Loss | 2016 | EBI 6 | EBI Overtime | Absolute | Semi-Finals | — |
| Richie Martinez | Win | 2016 | EBI 6 | Ude gatame | Absolute | Quarter-Finals | 16 |
| Lucas Rocha | Win | 2016 | EBI 6 | EBI Overtime | Absolute | 16 | 12 |
| Josh Hinger | Loss | 2016 | No-Gi Worlds | Points: 4-0 | 85KG | Semi-Finals | — |
| Kit Dale | Win | 2016 | No-Gi Worlds | Rear naked | 85KG | Quarter-Finals | 16 |
| Gilbert Burns | Win | 2015 | New York No-Gi | Points: 8-2 | Absolute | Finals | 2 |
| Jason Lees | Win | 2015 | New York No-Gi | Points: 40-0 | Absolute | Semi-Finals | 1 |
| Neiman Gracie | Win | 2015 | New York No-Gi | Points: 2-0 | 94KG | Finals | 2 |
| Todd Brandon | Win | 2015 | New York No-Gi | Inverted triangle | 94KG | Semi-Finals | 1 |
| Garry Tonon | Win | 2015 | No-Gi Worlds | Points: 4-0 | Absolute | — | 12 |
| Felipe Pena | Loss | 2015 | No-Gi Worlds | Points: 10-2 | Absolute | Finals | — |
| Mahamed Aly | Win | 2015 | No-Gi Worlds | Rear naked | Absolute | Semi-Finals | 30 |
| Steven Patterson | Win | 2015 | No-Gi Worlds | Rear naked | Absolute | Quarter-Finals | 12 |
| Nicholas Liaskos | Win | 2015 | No-Gi Worlds | Rear naked | Absolute | 32 | 8 |
| Lucas Barbosa | Loss | 2015 | No-Gi Worlds | Points: 4-2 | 85KG | Semi-Finals | — |
| Pedro Mello | Win | 2015 | No-Gi Worlds | Points: 6-0 | 85KG | Quarter-Finals | 12 |
| Garry Tonon | Win | 2015 | No-Gi Pans | Wristlock | Absolute | Finals | 26 |
| Gybson Sa | Win | 2015 | No-Gi Pans | Points: 4-0 | Absolute | Semi-Finals | 15 |
| David Raab | Win | 2015 | No-Gi Pans | Rear naked | Absolute | Quarter-Finals | 5 |
| Thomas Loubersanes | Win | 2015 | No-Gi Pans | Points: 8-0 | 88KG | Semi-Finals | 15 |
| Vinny Magalhaes | Draw | 2014 | Metamoris 5 | N/A | Absolute | — | 1 |