Stadium: Center Court Round: 25 Ground: Clay
| 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 |
| Challenger Campinas | 2017/10/03 22:35 | Gonzalo Lama v Joao Souza | 4-6,3-6 |
| ITF Brazil F3 | 2017/11/22 16:20 | Bernardo Saraiva v Carlos E. Severino | 7-5,6-3 |
| ITF Brazil F3 | 2017/11/20 21:00 | Carlos E. Severino v Tiago Lopes | 6-4,6-2 |
| Challenger Buenos Aires Qual | 2017/10/07 13:00 | Carlos E. Severino v Mariano Kestelboim | 6-3,1-6,4-6 |
| ITF Argentina F7 | 2017/09/12 14:30 | Carlos E. Severino v Nicolas Bianchi | 6-3,7-5 |
| ITF Argentina F7 | 2017/09/11 13:00 | Carlos E. Severino v Gabriel P Tumasonis | 6-4,3-6,6-2 |
| ITF Argentina F7 | 2017/09/09 17:30 | Carlos E. Severino v Javier Naser | 6-3,6-1 |
| ITF Argentina F6 | 2017/09/04 13:15 | Carlos E. Severino v Alexandre Tsuchiya | 6-4,7-6 |
| ITF Argentina F6 | 2017/09/02 12:00 | Carlos E. Severino v Tomas Reche | 4-6,6-3,6-1 |