| ITF M15 Cancun | 06/16 15:00 | 29 | Hady Habib v Gerardo L Villasenor | 6-7,4-6 | |
| ITF M15 Cancun | 06/15 14:00 | 28 | Christian Langmo v Gerardo L Villasenor | 6-7,6-7 | |
| ITF M15 Cancun | 06/14 13:30 | 27 | Jorge Panta v Gerardo L Villasenor | 2-6,1-6 | |
| ITF M15 Cancun | 06/13 13:30 | 26 | Nevin Arimilli v Gerardo L Villasenor | 4-6,2-6 | |
| ITF M15 Cancun | 06/12 13:30 | 25 | Gage Brymer v Gerardo L Villasenor | 5-7,4-6 | |
| ITF M15 Cancun | 06/09 15:00 | 29 | Connor Farren v Gerardo L Villasenor | 1-6,1-6 | |
| ITF M15 Cancun | 06/08 14:00 | 28 | Nick Hardt v Gerardo L Villasenor | 2-6,1-6 | |
| ITF M15 Cancun | 06/07 15:10 | 27 | Errol Smith v Gerardo L Villasenor | 6-7,1-6 | |
| ITF M15 Cancun | 06/06 17:20 | 26 | Jorge Panta v Gerardo L Villasenor | 2-6,3-6 | |
| ITF M15 Cancun | 06/05 16:35 | 25 | Gage Brymer v Gerardo L Villasenor | 3-6,2-6 | |
| ITF M15 Cancun | 05/30 15:45 | 26 | Gerardo L Villasenor v Juan P G Mazzuchi | 4-6,6-0,4-6 | |
| ITF M15 Cancun | 05/28 15:55 | 25 | Gerardo L Villasenor v Finn Bass | 6-3,7-5 | |
| Challenger Puerto Vallarta | 04/29 23:00 | 24 | Victor Estrella Burgos v Gerardo L Villasenor | 6-1,6-2 | |
| Challenger Leon | 04/23 01:00 | 24 | Carlos Gomez-Herrera v Gerardo L Villasenor | 6-4,6-3 | |
| Challenger San Luis Potosi | 04/16 21:50 | 24 | Gerardo L Villasenor v Joao Souza | 5-7,7-6,3-6 | |
| Challenger San Luis Potosi | 04/15 16:00 | 166 | Gerardo L Villasenor v Luis Patino | 6-3,7-6 | |
| ITF M15 Cancun | 03/29 14:00 | 27 | Diego Hidalgo v Gerardo L Villasenor | 6-3,6-3 | |
| ITF M15 Cancun | 03/28 18:45 | 26 | Felix Corwin v Gerardo L Villasenor | 3-6,2-6 | |
| ITF M15 Cancun | 03/27 17:20 | 25 | Gerardo L Villasenor v Bastian Malla | 6-3,6-4 | |
| ITF M15 Cancun | 03/23 14:00 | 28 | Gerardo L Villasenor v Diego Hidalgo | 6-7,6-7 | |
| ITF M15 Cancun | 03/22 14:00 | 27 | Juan P Varillas v Gerardo L Villasenor | 0-6,4-6 | |
| ITF M15 Cancun | 03/21 19:15 | 26 | Wulfrano M M Esdras v Gerardo L Villasenor | 0-6,0-6 | |
| ITF M15 Cancun | 03/20 16:10 | 25 | Shintaro Mochizuki v Gerardo L Villasenor | 3-6,2-6 | |
| ITF M15 Cancun | 03/15 14:40 | 27 | Naoki Nakagawa v Gerardo L Villasenor | 7-6,6-2 | |
| ITF M15 Cancun | 03/14 17:30 | 26 | Maksim Tikhomirov v Gerardo L Villasenor | 2-6,3-6 | |
| ITF M15 Cancun | 03/13 16:20 | 25 | Edgar H C Vazquez v Gerardo L Villasenor | 0-6,0-6 | |
| ATP Acapulco | 02/25 22:00 | 25 | Gerardo L Villasenor v Steve Johnson | 5-7,5-7 | |
| Challenger Morelos | 02/22 02:00 | 26 | Gerardo L Villasenor v Evan King | 4-6,2-6 | |
| Challenger Morelos | 02/21 01:00 | 25 | Ernesto Escobedo v Gerardo L Villasenor | 6-7,3-6 | |
| Challenger Morelos | 02/18 21:15 | 24 | Gerardo L Villasenor v Daniel Nguyen | 6-3,6-3 |