Stadium: Center Court Round: 25 Ground: Clay
| 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 |
| Challenger Campinas | 2017/10/05 21:30 | Munoz-De la Nava, Daniel v Souza, Joao Olavo | 7-6,4-6,6-4 |
| Challenger Campinas | 2017/10/03 22:35 | Gonzalo Lama v Souza, Joao Olavo | 4-6,3-6 |
| ITF Brazil F3 | 2017/11/22 16:20 | Saraiva, Bernardo v Severino, Carlos Eduardo | 7-5,6-3 |
| ITF Brazil F3 | 2017/11/20 21:00 | Severino, Carlos Eduardo v Lopes, Tiago | 6-4,6-2 |
| Challenger - Buenos Aires - Qualif. | 2017/10/07 13:00 | Severino, Carlos Eduardo v Mariano Kestelboim | 6-3,1-6,4-6 |
| ITF Argentina F7 | 2017/09/12 14:30 | Severino, Carlos Eduardo v Bianchi, Nicolas | 6-3,7-5 |
| ITF Argentina F7 | 2017/09/11 13:00 | Severino, Carlos Eduardo v Gabriel P Tumasonis | 6-4,3-6,6-2 |
| ITF Argentina F7 | 2017/09/09 17:30 | Severino, Carlos Eduardo v Naser, Javier | 6-3,6-1 |
| ITF Argentina F6 | 2017/09/04 13:15 | Severino, Carlos Eduardo v Tsuchiya, Alexandre | 6-4,7-6 |
| ITF Argentina F6 | 2017/09/02 12:00 | Severino, Carlos Eduardo v Reche, Tomas | 4-6,6-3,6-1 |