Stadium: Centre Court Round: 28 Ground: Clay
| ITF Brazil F8 | 2018/11/06 23:00 | Alex Blumenberg v Joao Souza | 6-7,6-7 |
| ITF Brazil F9 | 2018/11/16 15:55 | Joao Souza v Joao Lucas Reis da Silva | 6-4,5-7,6-4 |
| ITF Brazil F9 | 2018/11/15 18:30 | Joao Souza v Joao Pedro Okano | 6-2,6-1 |
| ITF Brazil F9 | 2018/11/13 18:00 | Joao Souza v Mateus Alves | 6-4,7-6 |
| ITF Brazil F8 | 2018/11/11 13:00 | Christian Lindell v Joao Souza | 1-6,6-7 |
| ITF Brazil F8 | 2018/11/10 15:30 | Nicolas Santos v Joao Souza | 2-6,6-7 |
| ITF Brazil F8 | 2018/11/09 21:15 | Jose Pereira v Joao Souza | 6-3,5-7,4-6 |
| ITF Brazil F8 | 2018/11/07 17:00 | Alexandre Tsuchiya v Joao Souza | 4-6,4-6 |
| ITF Brazil F8 | 2018/11/06 23:00 | Alex Blumenberg v Joao Souza | 6-7,6-7 |
| ITF Brazil F9 | 2018/11/16 13:00 | Alex Blumenberg v Carlos E. Severino | 6-4,6-4 |
| ITF Brazil F9 | 2018/11/15 13:40 | Rafael Matos v Alex Blumenberg | 3-6,6-7 |
| ITF Brazil F9 | 2018/11/13 13:30 | Alex Blumenberg v Osni Junior | 6-3,6-4 |
| ITF Brazil F9 | 2018/11/12 12:00 | Alex Blumenberg v Luis Galindo Machado | 6-1,6-2 |
| ITF Brazil F9 | 2018/11/11 12:00 | Alex Blumenberg v Rafael Saraiva | 4-6,7-6,6-3 |
| ITF Brazil F8 | 2018/11/06 23:00 | Alex Blumenberg v Joao Souza | 6-7,6-7 |
| ITF Brazil F8 | 2018/11/04 13:00 | Alex Blumenberg v Joao Giannella | 6-2,6-1 |
| ITF Brazil F6 | 2018/10/21 15:30 | Leonardo S Frederico v Alex Blumenberg | 3-6,4-6 |