Stadium: Quadra 3 Round: 26 Ground: Clay
| 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 |