Stadium: Court 3 Round: 26 Ground: Clay
| ITF Brazil F9 | 2018/11/12 16:05 | Eduardo Ribeiro v Fabio Costa | 7-6,6-2 |
| ITF Brazil F8 | 2018/11/07 14:30 | Jose Pereira v Eduardo Ribeiro | 6-1,6-2 |
| ITF Brazil F8 | 2018/11/05 18:00 | Daniil Zarichanskiy v Eduardo Ribeiro | 7-5,2-6,2-6 |
| ITF Brazil F6 | 2018/10/25 17:00 | Eduardo Ribeiro v Daniel Dutra Da Silva | 3-6,4-6 |
| ITF Brazil F6 | 2018/10/23 17:00 | Felipe Garla v Eduardo Ribeiro | 4-6,4-6 |
| ITF Brazil F6 | 2018/10/22 14:20 | Eduardo Ribeiro v Joao Hinsching | 6-1,6-2 |
| ITF Brazil F6 | 2018/10/21 15:30 | Eduardo Ribeiro v Gabriel De Andrade Bendazoli | 7-6,6-3 |
| ITF Brazil F5 | 2018/10/13 17:00 | Eduardo Ribeiro v Joao Pedro Okano | 5-7,3-6 |
| ITF Brazil F9 | 2018/11/13 12:00 | Joao Hinsching v Joao Lucas Reis da Silva | 4-6,5-7 |
| ITF Brazil F8 | 2018/11/09 16:55 | Christian Lindell v Joao Lucas Reis da Silva | 6-3,6-4 |
| ITF Brazil F8 | 2018/11/08 18:10 | Javier Naser v Joao Lucas Reis da Silva | 3-6,4-6 |
| ITF Brazil F8 | 2018/11/06 16:20 | Enrique Bogo v Joao Lucas Reis da Silva | 7-5,1-6,2-6 |
| ITF Brazil F7 | 2018/11/03 13:00 | Felipe Meligeni Rodrigues Alves v Joao Lucas Reis da Silva | 7-6,7-6 |
| ITF Brazil F7 | 2018/11/02 13:00 | Matheus Pucinelli De Almeida v Joao Lucas Reis da Silva | 6-4,6-7,2-6 |
| ITF Brazil F7 | 2018/10/31 16:00 | Aaron Schmid v Joao Lucas Reis da Silva | 0-6,2-6 |
| ITF Brazil F7 | 2018/10/29 13:30 | Rafael Saraiva v Joao Lucas Reis da Silva | 6-7,3-6 |