Stadium: Court 5 Round: 28 Ground: Hardcourt outdoor
| Challenger Monterrey | 2018/10/01 20:05 | Bjorn Fratangelo v Gerardo L Villasenor | 6-3,6-2 |
| Davis Cup | 2018/09/16 15:05 | Pablo Cuevas v Gerardo L Villasenor | 1-6,7-6,6-3 |
| ITF Canada F4 | 2018/06/26 18:50 | Jake Douglas v Gerardo L Villasenor | 6-4,4-6,7-6 |
| ITF Canada F3 | 2018/06/21 19:45 | Gerardo L Villasenor v Paul Oosterbaan | 6-7,6-7 |
| ITF Canada F3 | 2018/06/19 18:20 | Gerardo L Villasenor v Harrison Scott | 1-6,6-3,7-5 |
| ITF Mexico F3 | 2018/05/22 20:00 | Mario Urquidi v Gerardo L Villasenor | 0-6,3-6 |
| ITF Mexico F2 | 2018/05/20 16:00 | Gerardo L Villasenor v Harrison Adams | 6-4,6-2 |
| ITF Mexico F2 | 2018/05/19 18:25 | Jose Olivares v Gerardo L Villasenor | 6-7,1-6 |
| ITF USA F35 | 2018/12/04 17:00 | Diego Hidalgo v Maxime Cressy | 1-6,4-6 |
| ITF USA F33 | 2018/11/20 17:40 | Diego Hidalgo v Paul Oosterbaan | 6-7,7-5,3-6 |
| ITF USA F31 | 2018/11/15 18:05 | Matej Vocel v Diego Hidalgo | 6-3,6-2 |
| ITF USA F31 | 2018/11/13 19:55 | Henry Craig v Diego Hidalgo | 6-3,2-6,5-7 |
| Challenger Guayaquil | 2018/10/29 23:15 | Pablo Cuevas v Diego Hidalgo | 6-3,6-0 |
| ITF Peru F3 | 2018/10/12 19:55 | Diego Hidalgo v Nicolas Santos | 6-3,6-3 |
| ITF Peru F3 | 2018/10/11 15:00 | Manuel Pena Lopez v Diego Hidalgo | 6-7,6-4,4-6 |
| ITF Peru F3 | 2018/10/09 16:25 | Joao Ferreira v Diego Hidalgo | 0-6,2-6 |