Stadium: Court 1 Round: 62 Ground: Clay
| ITF Brazil F9 | 2018/11/17 13:00 | Souza, Joao Olavo v Blumenberg, Alex | 6-3,6-1 |
| ITF Brazil F9 | 2018/11/16 13:00 | Blumenberg, Alex v Severino, Carlos Eduardo | 6-4,6-4 |
| 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 |