Stadium: Court M Round: 26 Ground: Clay
| ITF Argentina F3 | 2018/05/30 15:10 | Facundo Arguello v Alejo Vilaro | 6-1,6-1 |
| ITF Argentina F3 | 2018/05/29 17:25 | Alejo Vilaro v Fermin Tenti | 7-6,3-6,6-3 |
| ITF Argentina F2 | 2018/05/23 14:40 | Facundo Arguello v Alejo Vilaro | 6-1,6-3 |
| ITF Argentina F2 | 2018/05/22 13:00 | Federico Moreno v Alejo Vilaro | 4-6,3-6 |
| ITF Argentina F1 | 2018/05/15 13:15 | Alejo Vilaro v Gabriel Alejandro Hidalgo | 3-6,6-3,4-6 |
| ITF Brazil F3 | 2018/05/08 13:00 | Alejo Vilaro v Marcelo Zormann | 4-6,6-7 |
| ITF Brazil F2 | 2018/05/01 19:30 | Matias Zukas v Alejo Vilaro | 6-3,7-5 |
| ITF Brazil F2 | 2018/04/30 15:00 | Alejo Vilaro v Enrique Bogo | 6-2,6-2 |
| Challenger Caltanissetta Qual | 2018/06/11 10:15 | Joao Souza v Marc Sieber | 6-2,3-6,4-6 |
| Challenger Caltanissetta Qual | 2018/06/10 12:10 | Joao Souza v Claudio Fortuna | 7-6,6-2 |
| Challenger Caltanissetta Qual | 2018/06/09 12:05 | Joao Souza v Fausto Tabacco | 6-2,6-2 |
| Challenger Guadalajara | 2018/04/17 20:15 | Joao Souza v Gonzalo Escobar | 6-2,3-6,5-7 |
| Challenger Guadalajara Qual | 2018/04/16 17:00 | Alejandro Gonzalez v Joao Souza | 4-6,6-0,3-6 |
| Challenger Guadalajara Qual | 2018/04/15 17:40 | Lloyd Glasspool v Joao Souza | 6-3,6-7,6-7 |
| Challenger Guadalajara Qual | 2018/04/14 19:05 | Raul-Isaias Rosas-Zarur v Joao Souza | 2-6,0-6 |
| Challenger Mexico City | 2018/04/11 21:05 | Joao Souza v Adrian Menendez-Maceiras | 4-6,6-2,3-6 |