Stadium: Court 2 Round: 26 Ground: Clay
| 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 |
| ITF M25 Vic | 2021/05/21 09:55 | Carlos Gimeno Valero v Javier Barranco Cosano | 6-2,6-1 |
| Challenger Almaty | 2021/06/14 08:10 | Adrian Menendez-Maceiras v Brayden Schnur | 5-7,3-6 |
| Challenger Almaty | 2021/06/10 04:00 | Andrej Martin v Brayden Schnur | 6-2,6-2 |
| Challenger Almaty | 2021/06/08 04:00 | Brayden Schnur v Tung-Lin Wu | 6-4,6-4 |
| French Open | 2021/05/24 16:05 | Brayden Schnur v Illya Marchenko | 7-6,5-7,4-6 |
| Challenger Oeiras | 2021/05/17 09:30 | Brayden Schnur v Hugo Grenier | 6-4,4-6,6-7 |
| Challenger Oeiras | 2021/05/16 12:00 | Brayden Schnur v Mats Moraing | 6-4,6-4 |
| Challenger Zagreb | 2021/05/09 11:15 | Brayden Schnur v Blaz Kavcic | 4-6,4-6 |
| Challenger Prague | 2021/05/02 13:00 | Jurij Rodionov v Brayden Schnur | 6-1,5-7,6-4 |