| Challenger Monterrey | 2020/03/02 21:45 | Shintaro Mochizuki v Juan A H Serrano | 6-3,4-6,6-2 |
| ATP Acapulco | 2020/02/23 03:50 | Juan A H Serrano v Marcos Giron | 5-7,1-6 |
| Challenger Morelos | 2020/02/17 21:30 | Juan A H Serrano v Cristian Rodriguez | 3-6,2-6 |
| ITF M15 Cancun | 2020/02/13 18:55 | Justin Roberts v Juan A H Serrano | 6-3,7-6 |
| ITF M15 Cancun | 2020/02/12 14:00 | Igor Marcondes v Juan A H Serrano | 4-6,2-6 |
| ITF M15 Cancun | 2020/01/29 16:10 | Juan A H Serrano v Gerardo L Villasenor | 6-7,7-5,5-7 |
| ITF M15 Cancun | 2020/01/16 17:00 | Juan A H Serrano v Rodrigo Banzer | 4-6,2-6 |
| ITF M15 Cancun | 2020/01/14 13:50 | Juan A H Serrano v Zane Khan | 6-7,6-3,6-4 |