Stadium: Court 3 Round: 44 Ground: Clay
| ITF Argentina F3 | 2018/05/26 12:00 | Gabriel P Tumasonis v Bruno Caula | 1-6,3-6 |
| ITF Argentina F2 | 2018/05/21 13:00 | Gabriel P Tumasonis v Juan M G Paiva | 1-6,6-7 |
| ITF Argentina F2 | 2018/05/20 13:00 | Alan Kohen v Gabriel P Tumasonis | 4-6,6-7 |
| ITF Argentina F2 | 2018/05/19 12:00 | Nicolas Zaidman v Gabriel P Tumasonis | 4-6,1-6 |
| ITF Brazil F4 Qual | 2018/05/14 14:40 | Igor Gimenez v Gabriel P Tumasonis | 6-4,6-1 |
| ITF Brazil F4 Qual | 2018/05/13 12:00 | Gabriel P Tumasonis v Francisco Llanes | 7-6,6-3 |
| ITF Brazil F4 Qual | 2018/05/12 12:00 | Gabriel P Tumasonis v Leonardo S Frederico | 6-1,6-0 |
| ITF Brazil F3 | 2018/05/06 12:30 | Gabriel P Tumasonis v Francisco Comesana | 3-6,7-5,5-7 |
| 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 |