Stadium: Estadio Round: 28 Ground: Hardcourt outdoor
| Challenger Fairfield | 2017/10/10 17:00 | Alejandro Gonzalez v John-Patrick Smith | 6-1,6-4 |
| Challenger Leon | 2018/04/27 19:30 | John-Patrick Smith v Filip Peliwo | 6-1,6-4 |
| Challenger Leon | 2018/04/26 19:00 | Adrian Menendez-Maceiras v John-Patrick Smith | 7-6,4-6,3-6 |
| Challenger Leon | 2018/04/24 19:35 | Edan Leshem v John-Patrick Smith | 6-7,0-6 |
| Challenger Guadalajara | 2018/04/20 23:20 | Marcelo Arevalo v John-Patrick Smith | 7-6,3-6,6-3 |
| Challenger Guadalajara | 2018/04/19 21:00 | John-Patrick Smith v Filip Peliwo | 3-6,6-1,6-2 |
| Challenger Guadalajara | 2018/04/17 22:35 | John-Patrick Smith v Daniel Elahi Galan | 6-2,6-7,6-1 |
| Challenger Le Gosier | 2018/03/30 19:00 | Cristian Garin v John-Patrick Smith | 7-5,7-6 |
| Challenger Le Gosier | 2018/03/29 20:15 | John-Patrick Smith v Peter Polansky | 7-6,6-3 |
| Challenger Leon | 2018/04/27 19:30 | Alejandro Gonzalez v Ante Pavic | 3-6,6-4,6-1 |
| Challenger Leon | 2018/04/26 00:20 | Daniel Elahi Galan v Alejandro Gonzalez | 2-6,6-3,4-6 |
| Challenger Leon | 2018/04/24 16:20 | Alejandro Gonzalez v Brayden Schnur | 6-4,6-4 |
| 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 | Alejandro Gonzalez v Felipe Mantilla | 7-6,7-6 |
| Challenger Guadalajara Qual | 2018/04/14 20:05 | Alejandro Gonzalez v Franco Agamenone | 6-2,6-2 |
| Davis Cup | 2018/04/08 01:40 | Alejandro Gonzalez v Joao Pedro Sorgi | 6-3,7-6 |
| Challenger San Luis Potosi | 2018/03/29 23:20 | Alejandro Gonzalez v Gonzalo Escobar | 3-6,4-6 |