Ground: Clay
| Challenger Curitiba | 2016/08/31 15:30 | Joao Souza v Daniel Dutra Da Silva | 6-7,4-6 |
| ITF Brazil F4 | 2017/12/01 17:10 | Joao Souza v Rafael Matos | 7-6,4-6,6-4 |
| ITF Brazil F4 | 2017/11/29 14:25 | Joao Souza v Eduardo Dischinger | 6-2,6-2 |
| 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 |
| ITF Brazil F4 | 2017/12/01 13:00 | Daniel Dutra Da Silva v Nicolas Santos | 6-3,6-0 |
| ITF Brazil F4 | 2017/11/30 12:00 | Daniel Dutra Da Silva v Felipe Garla | 6-1,6-4 |
| ITF Brazil F4 | 2017/11/28 13:10 | Daniel Dutra Da Silva v Igor Sao Thiago | 6-1,6-1 |
| ITF Brazil F3 | 2017/11/24 20:05 | Daniel Dutra Da Silva v Jose Pereira | 1-6,7-6,3-6 |
| ITF Brazil F3 | 2017/11/23 21:35 | Daniel Dutra Da Silva v Antonio P Neto | 6-2,6-1 |
| ITF Brazil F3 | 2017/11/21 17:00 | Daniel Dutra Da Silva v Fernando Yamacita | 6-3,6-1 |
| ITF Brazil F2 | 2017/11/18 16:20 | Wilson Leite v Daniel Dutra Da Silva | 3-6,7-6,7-5 |
| ITF Brazil F2 | 2017/11/17 19:10 | Andre Miele v Daniel Dutra Da Silva | 4-6,3-6 |