Stadium: Court 2 Round: 25
| ITF Argentina F2 | 2018/05/23 13:00 | Felipe Derdoy v Oscar Jose Gutierrez | 0-6,0-6 |
| ITF Argentina F2 | 2018/05/22 13:00 | Mateo Nicolas Martinez v Oscar Jose Gutierrez | 6-4,4-6,2-6 |
| ITF Brazil F4 | 2018/05/17 19:30 | Oscar Jose Gutierrez v Jose Pereira | 2-6,2-6 |
| ITF Brazil F4 | 2018/05/15 13:00 | Oscar Jose Gutierrez v Igor Gimenez | 6-0,7-6 |
| ITF Brazil F3 | 2018/05/13 13:30 | Oscar Jose Gutierrez v Marcelo Zormann | 6-2,6-2 |
| ITF Brazil F3 | 2018/05/12 17:20 | Nicolas Santos v Oscar Jose Gutierrez | 6-4,3-6,4-6 |
| ITF Brazil F3 | 2018/05/11 18:25 | Pedro Sakamoto v Oscar Jose Gutierrez | 5-7,6-4,3-6 |
| ITF Brazil F3 | 2018/05/10 15:30 | Mateus Alves v Oscar Jose Gutierrez | 2-6,2-6 |
| ITF Brazil F4 Qual | 2018/05/14 13:00 | Joao Hinsching v Gabriel De Andrade Bendazoli | 6-7,3-6 |
| ITF Brazil F4 Qual | 2018/05/13 12:00 | Aaron Schmid v Joao Hinsching | 3-6,6-1,3-6 |
| ITF Brazil F4 Qual | 2018/05/12 12:00 | Joao Hinsching v Pedro Gabriel Rodrigues | 7-5,4-6,6-4 |
| ITF Brazil F1 | 2018/04/24 18:10 | Joao Hinsching v Joao Lucas Reis da Silva | 3-6,5-7 |
| ITF Brazil F1 | 2018/04/23 13:00 | Joao Hinsching v Enrique Bogo | 6-2,6-3 |
| ITF Brazil F1 | 2018/04/22 15:30 | Aaron Schmid v Joao Hinsching | 6-7,3-6 |
| ITF Brazil F1 | 2018/04/21 16:00 | Joao Hinsching v Lucas Gessner | 6-3,6-3 |
| ITF Bolivia F3 Qual | 2017/10/01 16:25 | Joao Hinsching v Felipe Derdoy | 3-6,6-7 |