Stadium: Stadium Court 3 Round: 25 Ground: Clay
| Challenger Mexico City Qual | 2018/04/08 16:00 | Alejandro Gomez v Gonzalo Escobar | 4-6,6-7 |
| Challenger Mexico City Qual | 2018/04/07 17:20 | Alejandro Gomez v Nicolas Mejia | 6-2,6-4 |
| Challenger Panama City Qual | 2018/03/31 14:30 | Alejandro Gomez v Luis David Martinez | 4-6,6-3,5-7 |
| Challenger San Luis Potosi Qual | 2018/03/26 18:00 | Alejandro Gomez v Kevin Krawietz | 7-6,3-6,6-7 |
| Challenger San Luis Potosi Qual | 2018/03/25 22:40 | Felipe Mantilla v Alejandro Gomez | 6-4,3-6,6-7 |
| Challenger San Luis Potosi Qual | 2018/03/25 18:05 | Nathan Pasha v Alejandro Gomez | 3-6,6-7 |
| Challenger Drummondville | 2018/03/14 19:20 | Alejandro Gomez v Henri Laaksonen | 4-6,5-7 |
| Challenger Drummondville Qual | 2018/03/12 20:20 | JC Aragone v Alejandro Gomez | 2-6,3-6 |
| ITF Tunisia F14 | 2018/04/09 09:00 | Mateo Nicolas Martinez v Adam Jones | 6-3,6-1 |
| ITF Tunisia F14 | 2018/04/08 11:30 | Mateo Nicolas Martinez v Vladyslav Gorodynskyi | 6-1,6-1 |
| ITF Tunisia F13 | 2018/04/04 12:30 | Michal Konecny v Mateo Nicolas Martinez | 3-6,6-2,6-2 |
| ITF Tunisia F13 | 2018/04/01 09:00 | Mateo Nicolas Martinez v Victor Ernaelsteen | 6-2,6-3 |
| ITF Greece F5 | 2018/03/27 12:50 | Mateo Nicolas Martinez v Jannik Sinner | 4-6,2-6 |
| ITF Greece F5 | 2018/03/26 07:30 | Mateo Nicolas Martinez v Tillmann Erdbories | 6-3,6-0 |
| ITF Greece F5 | 2018/03/25 13:30 | Mateo Nicolas Martinez v Michael Shaw | 6-3,6-4 |
| ITF Greece F5 | 2018/03/24 07:30 | Mateo Nicolas Martinez v Daniel Echeverry | 6-0,6-1 |