| Challenger Sao Paulo | 2022/04/06 22:40 | Guilherme Mattos v Carlos Alberto Torres Ferraz | L | 2-3 |
| Challenger Sao Paulo | 2022/03/31 00:40 | Guilherme Mattos v Carlos Alberto Torres Ferraz | L | 0-3 |
| Challenger Sao Paulo | 2022/03/26 21:40 | Carlos Alberto Torres Ferraz v Guilherme Mattos | L | 3-1 |
| Challenger Sao Paulo | 2022/03/25 01:20 | Guilherme Mattos v Carlos Alberto Torres Ferraz | L | 1-3 |
| Challenger Sao Paulo | 2022/03/19 00:00 | Guilherme Mattos v Carlos Alberto Torres Ferraz | L | 2-3 |
| Challenger Sao Paulo | 2022/08/03 22:40 | Roberto Tadashi Ishikawa v Guilherme Mattos | W | 1-3 |
| Challenger Sao Paulo | 2022/08/03 21:40 | Guilherme Mattos v Douglas Tomioka | L | 2-3 |
| Challenger Sao Paulo | 2022/08/03 21:00 | Daniel Lacerda v Guilherme Mattos | W | 1-3 |
| Challenger Sao Paulo | 2022/07/22 02:40 | Andre Cruz v Guilherme Mattos | W | 0-3 |
| Challenger Sao Paulo | 2022/07/22 01:40 | Alejandro Fernandez Junior v Guilherme Mattos | L | 3-1 |
| Challenger Sao Paulo | 2022/07/22 01:00 | Guilherme Mattos v Pedro Andrade | W | 3-0 |
| Challenger Sao Paulo | 2022/07/22 00:20 | Mizutani, Fabio v Guilherme Mattos | W | 2-3 |
| Challenger Sao Paulo | 2022/07/21 23:00 | Vitor Carlesse Martins v Guilherme Mattos | W | 1-3 |
| Challenger Sao Paulo | 2022/08/03 22:20 | Carlos Alberto Torres Ferraz v Douglas Tomioka | L | 0-3 |
| Challenger Sao Paulo | 2022/08/03 22:00 | Carlos Alberto Torres Ferraz v Alejandro Fernandez Junior | L | 1-3 |
| Challenger Sao Paulo | 2022/08/03 21:00 | Carlos Alberto Torres Ferraz v Lennon Uehara | L | 0-3 |
| Challenger Sao Paulo | 2022/08/03 02:40 | Carlos Alberto Torres Ferraz v Wagner Danilo | L | 1-3 |
| Challenger Sao Paulo | 2022/08/03 01:20 | Fernando Santos v Carlos Alberto Torres Ferraz | W | 0-3 |
| Challenger Sao Paulo | 2022/08/03 00:40 | Gustavo Pedroso v Carlos Alberto Torres Ferraz | W | 1-3 |
| Challenger Sao Paulo | 2022/08/03 00:00 | Roberto Domingues de Andrade v Carlos Alberto Torres Ferraz | W | 0-3 |
| Challenger Sao Paulo | 2022/08/02 23:20 | Carlos Alberto Torres Ferraz v Luciano Martins Vieira Junior | W | 3-1 |