Stadium: Center Court Round: 26 Ground: Clay
| ITF Brazil F4 | 2017/11/28 15:00 | Joao Souza v Carlos E. Severino | 4-6,6-2,6-2 |
| Challenger Rio De Janeiro | 2017/11/22 17:00 | Roberto Carballes Baena v Joao Souza | 6-2,6-3 |
| Challenger Santiago 2 | 2017/11/14 15:40 | Roberto Carballes Baena v Joao Souza | 6-4,7-5 |
| Challenger Montevideo | 2017/11/07 15:00 | Marcelo Arevalo v Joao Souza | 7-5,6-7,6-3 |
| Challenger Guayaquil | 2017/10/31 17:00 | Joao Souza v Marcelo Arevalo | 3-6,6-7 |
| Challenger Cali 2 | 2017/10/16 21:20 | Joao Souza v Inigo C Huegun | 3-6,7-6,6-7 |
| Challenger Buenos Aires | 2017/10/10 15:55 | Maximo Gonzalez v Joao Souza | 6-3,6-1 |
| Challenger Campinas | 2017/10/05 21:30 | Daniel Munoz-De La Nava v Joao Souza | 7-6,4-6,6-4 |
| ITF Brazil F4 | 2017/11/28 11:30 | Eduardo Dischinger v Thales Turini | 7-5,6-1 |
| ITF Brazil F3 | 2017/11/24 14:30 | Eduardo Dischinger v Joao Lucas Reis da Silva | 2-6,6-4,6-7 |
| ITF Brazil F3 | 2017/11/23 13:30 | Caio Silva v Eduardo Dischinger | 3-6,1-6 |
| ITF Brazil F3 | 2017/11/21 13:00 | Pedro Gabriel Rodrigues v Eduardo Dischinger | 4-6,6-3,0-6 |
| ITF Brazil F2 | 2017/11/16 13:00 | Eduardo Dischinger v Rafael Matos | 1-6,1-6 |
| ITF Brazil F2 | 2017/11/14 16:15 | Bernardo Saraiva v Eduardo Dischinger | 4-6,4-6 |
| ITF USA F34 Qual | 2017/10/16 14:00 | Eduardo Dischinger v Herbert Jody Maginley | 4-6,7-6,5-7 |
| ITF USA F33 | 2017/10/12 17:10 | Or Ram-Harel v Eduardo Dischinger | 7-6,7-5 |