| UTR Pro Tennis Series Manzanillo | 2021/12/08 16:30 | Santiago Arredondo v Javier Alejandro Mendoza Crespo | 4-6,6-3,3-6 |
| UTR Pro Tennis Series Manzanillo | 2021/12/14 19:18 | Santiago Arredondo v Ivar Aramburu | 6-4,6-3 |
| UTR Pro Tennis Series Manzanillo | 2021/12/13 16:30 | Graham Maassen v Santiago Arredondo | 4-6,1-5 |
| UTR Pro Tennis Series Manzanillo | 2021/12/11 18:00 | Emiliano Elizarraras v Santiago Arredondo | 7-6,5-4 |
| UTR Pro Tennis Series Manzanillo | 2021/12/09 22:00 | Santiago Arredondo v Mario Radev | 6-2,4-6,5-2 |
| UTR Pro Tennis Series Manzanillo | 2021/12/08 16:30 | Santiago Arredondo v Javier Alejandro Mendoza Crespo | 4-6,6-3,3-6 |
| UTR Pro Tennis Series Manzanillo | 2021/12/07 16:30 | Santiago Arredondo v Jose Antonio Rodriguez Rodriguez | 2-6,7-5,2-5 |
| UTR Pro Tennis Series Manzanillo | 2021/12/06 14:00 | Santiago Arredondo v Luis Pineda | 6-3,7-6 |
| UTR Pro Tennis Series Florida | 2021/09/19 12:00 | Santiago Arredondo v Yaron Guberman | 7-5,5-3 |
| UTR Pro Tennis Series Manzanillo | 2021/12/13 15:00 | Jose Antonio Rodriguez Rodriguez v Javier Alejandro Mendoza Crespo | 6-2,3-6,5-2 |
| UTR Pro Tennis Series Manzanillo | 2021/12/08 16:30 | Santiago Arredondo v Javier Alejandro Mendoza Crespo | 4-6,6-3,3-6 |
| UTR Pro Tennis Series Manzanillo | 2021/12/07 19:30 | Luis Pineda v Javier Alejandro Mendoza Crespo | 2-6,2-6 |
| UTR Pro Tennis Series Barcelona | 2021/06/24 06:52 | Javier Alejandro Mendoza Crespo v Antonio M-Hidalgo | 6-4,5-7,0-0 |
| UTR Pro Tennis Series Barcelona | 2021/06/23 11:00 | Jaime Caldes v Javier Alejandro Mendoza Crespo | 6-3,3-6,2-6 |
| UTR Pro Tennis Series Barcelona | 2021/06/22 16:00 | Andrey Chepelev v Javier Alejandro Mendoza Crespo | 6-2,6-7,6-4 |
| UTR Pro Tennis Series Barcelona | 2021/06/21 09:30 | Javier Alejandro Mendoza Crespo v Gerard Planelles Ripoll | 6-7,6-6 |