Stadium: Center Court Round: 14 Ground: Hardcourt outdoor
| Challenger - Almaty | 2021/06/16 04:00 | Carlos Gimeno Valero v Brayden Schnur | 4-6,6-7 |
| Challenger - Almaty | 2021/06/15 04:00 | Chun Hsin Tseng v Carlos Gimeno Valero | 5-7,6-4,2-6 |
| Challenger - Almaty | 2021/06/08 06:55 | Evan Furness v Carlos Gimeno Valero | 1-6,6-2,6-3 |
| Challenger - Oeiras | 2021/05/28 15:05 | Carlos Gimeno Valero v Holger Rune | 2-6,4-6 |
| Challenger - Oeiras | 2021/05/26 10:00 | Carlos Gimeno Valero v Viktor Galovic | 6-4,6-2 |
| Challenger - Oeiras | 2021/05/25 10:00 | Carlos Gimeno Valero v Vitaliy Sachko | 6-2,6-1 |
| ITF M25 - Vic | 2021/05/23 09:30 | Carlos Gimeno Valero v Pedro Cachin | 1-6,6-3,6-4 |
| ITF M25 - Vic | 2021/05/22 08:30 | Carlos Gimeno Valero v Camilo Ugo Carabelli | 6-3,7-5 |
| Challenger - Pozoblanco | 2021/07/18 16:35 | Emilio Nava v Alejandro Mendoza | 6-2,6-3 |
| Challenger - Todi | 2021/07/11 08:00 | Giovanni Fonio v Alejandro Mendoza | 6-1,6-1 |
| UTR Pro Tennis Series - Kopenhagen | 2021/06/16 08:00 | Alejandro Mendoza v Daniel De Jonge | 1-6,2-6 |
| UTR Pro Tennis Series - Kopenhagen | 2021/06/15 09:30 | Alejandro Mendoza v Oskar Brostrom Poulsen | 5-2 |
| UTR Pro Tennis Series - Californië | 2021/02/27 17:30 | Alejandro Mendoza v Miles Jones | 4-6,1-6 |
| UTR Pro Tennis Series - Californië | 2021/02/25 16:50 | Alejandro Mendoza v Ryan James Storrie | 1-6,1-6 |
| UTR Pro Tennis Series - Californië | 2021/02/13 20:30 | Alejandro Mendoza v Karl Lee | 3-6,4-5 |
| UTR Pro Tennis Series - Californië | 2021/02/12 16:00 | Alejandro Mendoza v Samuel Sippel | 0-0 |