Stadium: Centre Court Round: 27 Ground: Clay
| ITF Brazil F9 | 2018/11/15 13:40 | Matos, Rafael v Blumenberg, Alex | 3-6,6-7 |
| ITF Brazil F9 | 2018/11/13 13:30 | Blumenberg, Alex v Nery Junior, Osni | 6-3,6-4 |
| ITF Brazil F9 | 2018/11/12 12:00 | Blumenberg, Alex v Galindo Machado, Luis | 6-1,6-2 |
| ITF Brazil F9 | 2018/11/11 12:00 | Blumenberg, Alex v Saraiva, Rafael | 4-6,7-6,6-3 |
| ITF Brazil F8 | 2018/11/06 23:00 | Blumenberg, Alex v Souza, Joao Olavo | 6-7,6-7 |
| ITF Brazil F8 | 2018/11/04 13:00 | Blumenberg, Alex v Giannella, Joao | 6-2,6-1 |
| ITF Brazil F6 | 2018/10/21 15:30 | Schmitz Frederico, Leonardo v Blumenberg, Alex | 3-6,4-6 |
| ITF Brazil F5 | 2018/10/18 15:00 | Blumenberg, Alex v Miele, Andre | 6-7,2-6 |
| ITF Brazil F9 | 2018/11/14 18:30 | Severino, Carlos Eduardo v Zarichanskiy, D. | 6-0,6-0 |
| ITF Brazil F9 | 2018/11/13 12:00 | Severino, Carlos Eduardo v Rodrigues, Pedro Gabriel | 6-2,6-2 |
| ITF Brazil F8 | 2018/11/09 15:30 | Santos, Nicolas v Severino, Carlos Eduardo | 6-2,2-6,6-3 |
| ITF Brazil F8 | 2018/11/08 22:05 | Mateus Alves v Severino, Carlos Eduardo | 7-6,6-7,2-6 |
| ITF Brazil F8 | 2018/11/06 13:00 | Severino, Carlos Eduardo v Daniel Dutra Da Silva | 7-5,3-6,7-5 |
| ITF Brazil F7 | 2018/10/31 14:00 | Severino, Carlos Eduardo v Santos, Nicolas | 2-6,3-6 |
| ITF Brazil F7 | 2018/10/29 16:05 | Oscar Jose Gutierrez v Severino, Carlos Eduardo | 6-2,3-6,4-6 |
| ITF Brazil F6 | 2018/10/25 17:00 | Estevez Maximiliano v Severino, Carlos Eduardo | 6-4,6-3 |