| ITF M15 Santo Domingo | 2020/12/07 14:00 | Alejandro Mendoza v Joaquin Caballer | 4-6,3-6 |
| ITF M15 Santo Domingo | 2020/12/01 13:30 | Alejandro Mendoza v Leonardo Civita-Telles | 1-6,1-6 |
| ITF M15 Santo Domingo | 2020/11/30 13:30 | Alejandro Mendoza v Austin Ansari | 6-4,6-4 |
| ITF M15 Cancun | 2020/03/11 16:25 | Alejandro Mendoza v Guido Ivan Justo | 3-6,6-7 |
| ITF M25 Rio Cuarto | 2020/02/23 15:30 | Alejandro Mendoza v Felipe Derdoy | 2-6,6-7 |
| ITF M25 Punta del Este | 2020/02/19 12:00 | Santiago Rodriguez Taverna v Alejandro Mendoza | 6-2,6-2 |
| ITF M25 Punta del Este | 2020/02/17 12:00 | Alejandro Mendoza v Petr Iamachkine | 6-3,6-0 |
| ITF M25 Lima | 2020/02/12 19:40 | Nicolas Alvarez v Alejandro Mendoza | 6-2,7-6 |