Stadium: Court 16 Round: 27 Ground: Hardcourt outdoor
| ITF USA F7 Qual | 2018/03/11 18:00 | Olivares, Jose v Shamma, Nicholas | 3-6,6-3,6-4 |
| ITF Mexico F2 | 2018/05/17 23:10 | Monette, Samuel v Shamma, Nicholas | 6-4,2-6,2-6 |
| ITF Mexico F2 | 2018/05/15 15:30 | Shamma, Nicholas v Gonzalez, Wilfredo | 3-6,7-6,6-4 |
| ITF Mexico F2 | 2018/05/14 16:00 | Shamma, Nicholas v Alan F R Fierros | 6-1,1-6,6-3 |
| ITF Mexico F2 | 2018/05/13 16:00 | Rosas-Zarur, Raul-Isaias v Shamma, Nicholas | 2-6,2-6 |
| ITF Mexico F2 | 2018/05/12 16:00 | Shamma, Nicholas v Shi, Brian | 6-3,6-1 |
| ITF Mexico F1 | 2018/05/06 16:00 | Shamma, Nicholas v Rivera Granja, Osmel | 3-6,6-7 |
| ITF Mexico F1 | 2018/05/05 16:00 | Shamma, Nicholas v Elizarraras, Emiliano | 6-3,6-0 |
| ITF USA F10 Qual | 2018/04/10 17:05 | Shamma, Nicholas v Haworth, Christopher G | 0-6,2-6 |
| ITF Mexico F2 | 2018/05/16 17:00 | Olivares, Jose v Diaz-Figueroa, Christopher | 6-3,6-1 |
| ITF Mexico F2 | 2018/05/14 17:30 | Mercier, Tyler v Olivares, Jose | 7-6,3-6,2-6 |
| ITF Mexico F1 | 2018/05/07 16:30 | Olivares, Jose v Harrison Adams | 7-6,4-6,6-7 |
| Challenger Puerto Vallarta Qual | 2018/04/29 17:25 | Olivares, Jose v Emilio Gomez | 6-7,5-7 |
| Challenger Puerto Vallarta Qual | 2018/04/28 19:25 | Olivares, Jose v Roelofse, Ruan | 6-3,7-5 |
| Challenger Guadalajara Qual | 2018/04/15 16:00 | Griekspoor, Scott v Olivares, Jose | 6-3,7-5 |
| Challenger Guadalajara Qual | 2018/04/14 15:00 | Olivares, Jose v Rivera Caballero, Mauricio | 6-3,6-3 |
| Coupe Davis | 2018/04/07 15:20 | Olivares, Jose v Kaipo Marshall | 6-0,6-1 |