Stadium: Court 2 Round: 27 Ground: Clay
| ITF Brazil F7 | 2018/10/31 14:00 | Carlos E. Severino v Nicolas Santos | 2-6,3-6 |
| ITF Brazil F2 | 2018/05/02 15:00 | Carlos E. Severino v Nicolas Santos | 7-6,6-3 |
| ITF Brazil F8 | 2018/11/06 17:40 | Nicolas Santos v Joao Hinsching | 4-6,6-3,7-6 |
| ITF Brazil F7 | 2018/11/02 15:55 | Nicolas Santos v Felipe Meligeni Rodrigues Alves | 1-6,3-6 |
| ITF Brazil F7 | 2018/10/31 14:00 | Carlos E. Severino v Nicolas Santos | 2-6,3-6 |
| ITF Brazil F7 | 2018/10/30 13:00 | Nicolas Santos v Damien Wenger | 6-1,6-0 |
| ITF Brazil F6 | 2018/10/25 18:50 | Felipe Meligeni Rodrigues Alves v Nicolas Santos | 7-6,6-4 |
| ITF Brazil F6 | 2018/10/23 15:20 | Igor Gimenez v Nicolas Santos | 4-6,1-6 |
| ITF Brazil F5 | 2018/10/18 15:35 | Nicolas Santos v Francisco Cerundolo | 4-6,1-6 |
| ITF Brazil F5 | 2018/10/16 16:45 | Nicolas Santos v Joao Pedro Okano | 6-1,6-1 |
| ITF Brazil F8 | 2018/11/08 22:05 | Mateus Alves v Carlos E. Severino | 7-6,6-7,2-6 |
| ITF Brazil F8 | 2018/11/06 13:00 | Carlos E. Severino v Daniel Dutra Da Silva | 7-5,3-6,7-5 |
| ITF Brazil F7 | 2018/10/31 14:00 | Carlos E. Severino v Nicolas Santos | 2-6,3-6 |
| ITF Brazil F7 | 2018/10/29 16:05 | Oscar Jose Gutierrez v Carlos E. Severino | 6-2,3-6,4-6 |
| ITF Brazil F6 | 2018/10/25 17:00 | Maximiliano Estevez v Carlos E. Severino | 6-4,6-3 |
| ITF Brazil F6 | 2018/10/23 20:55 | Federico Moreno v Carlos E. Severino | 4-6,6-4,4-6 |
| ITF Brazil F5 | 2018/10/18 13:00 | Oscar Jose Gutierrez v Carlos E. Severino | 6-3,6-1 |
| ITF Brazil F5 | 2018/10/16 13:00 | Felipe Garla v Carlos E. Severino | 4-6,3-6 |