Round: 27 Ground: Clay
| ITF Brazil F4 | 2017/11/29 14:25 | Souza, Joao Olavo v Dischinger, Eduardo | 6-2,6-2 |
| ITF Brazil F4 | 2017/11/28 15:00 | Souza, Joao Olavo v Severino, Carlos Eduardo | 4-6,6-2,6-2 |
| Challenger Rio De Janeiro | 2017/11/22 17:00 | Roberto Carballes Baena v Souza, Joao Olavo | 6-2,6-3 |
| Challenger Santiago 2 | 2017/11/14 15:40 | Roberto Carballes Baena v Souza, Joao Olavo | 6-4,7-5 |
| Montevideo, Uruguay | 2017/11/07 15:00 | Arevalo-Gonzalez, Marcelo v Souza, Joao Olavo | 7-5,6-7,6-3 |
| Challenger Guayaquil | 2017/10/31 17:00 | Souza, Joao Olavo v Arevalo-Gonzalez, Marcelo | 3-6,6-7 |
| Cali, Colombia | 2017/10/16 21:20 | Souza, Joao Olavo v Cervantes, Inigo | 3-6,7-6,6-7 |
| Challenger - Buenos Aires | 2017/10/10 15:55 | Gonzalez, Maximo v Souza, Joao Olavo | 6-3,6-1 |
| ITF Brazil F4 | 2017/11/29 12:00 | Ribeiro Marcondes, Igor v Matos, Rafael | 3-6,3-6 |
| ITF Brazil F4 | 2017/11/27 17:00 | Marcelo Zormann v Matos, Rafael | 1-6,5-7 |
| ITF Brazil F3 | 2017/11/21 13:00 | Joao Lucas Reis da Silva v Matos, Rafael | 6-0,0-6,7-6 |
| ITF Brazil F2 | 2017/11/19 13:30 | Matos, Rafael v Wilson Leite | 6-2,3-6,6-3 |
| ITF Brazil F2 | 2017/11/18 19:55 | Matos, Rafael v Santos, Nicolas | 1-6,6-3,6-3 |
| ITF Brazil F2 | 2017/11/17 16:05 | Lindell, Christian v Matos, Rafael | 6-7,6-3,3-6 |
| ITF Brazil F2 | 2017/11/16 13:00 | Dischinger, Eduardo v Matos, Rafael | 1-6,1-6 |
| ITF Brazil F2 | 2017/11/14 18:45 | Fernando Yamacita v Matos, Rafael | 2-6,6-7 |