Stadium: Court 1 Round: 62 Ground: Hardcourt outdoor
| ITF Mexico F1 | 2018/05/06 16:00 | Alexander Merino v Marcelo Sepulveda | 6-2,5-7,6-3 |
| Challenger Puerto Vallarta Qual | 2018/04/28 18:15 | Alexander Merino v Boris Arias | 6-3,4-6,2-6 |
| ITF Tunisia F12 | 2018/03/28 08:30 | Alexander Merino v Jordi Munoz-Abreu | 3-6,1-6 |
| ITF Tunisia F11 | 2018/03/18 08:30 | Alexander Merino v Daniele Catini | 7-5,5-7,3-6 |
| ITF Tunisia F11 | 2018/03/17 08:00 | Alexander Merino v Juan M G Paiva | 6-1,6-0 |
| ITF Tunisia F10 | 2018/03/14 14:20 | Simone Roncalli v Alexander Merino | 6-4,6-0 |
| ITF Tunisia F10 | 2018/03/10 08:30 | Gabriele Maria Noce v Alexander Merino | 4-6,3-6 |
| ITF Tunisia F9 | 2018/03/03 10:30 | Alexander Merino v Mitchell Thomas McDaniels | 4-6,3-6 |
| ITF Mexico F1 | 2018/05/06 16:00 | Trey Hilderbrand v Mauricio Resendiz Dominguez | 6-3,6-2 |
| ITF USA F12 | 2018/04/22 17:00 | Matias Zukas v Trey Hilderbrand | 3-6,7-5,6-0 |
| ITF USA F12 | 2018/04/20 12:00 | Trey Hilderbrand v Andrew Ely | 6-1,6-1 |
| ITF USA F8 Qual | 2018/03/18 16:00 | Trey Hilderbrand v Sem Verbeek | 3-6,3-6 |
| ITF USA F8 Qual | 2018/03/17 17:00 | Tyler Lu v Trey Hilderbrand | 3-6,3-6 |
| ITF Canada F1 Qual | 2018/02/25 15:00 | Trey Hilderbrand v Alafia Ayeni | 2-6,3-6 |
| ITF Canada F1 Qual | 2018/02/24 15:00 | Karl Poling v Trey Hilderbrand | 7-6,3-6,4-6 |
| ITF USA F6 | 2018/01/27 15:00 | Filip Bergevi v Trey Hilderbrand | 6-3,2-6,6-2 |