| UTR Pro Tennis Series Barcelona | 2021/06/22 11:00 | Kuzey Cekirge v David Perez Sanz | 6-1,6-6 |
| UTR Pro Tennis Series Barcelona | 2021/06/21 14:00 | Ihor Dudun v David Perez Sanz | 1-6,6-3,6-4 |
| UTR Pro Tennis Series Barcelona | 2021/02/04 12:30 | Franco Feitt v David Perez Sanz | 3-3 |
| UTR Pro Tennis Series Barcelona | 2021/02/01 10:30 | Johan Sebastien Tatlot v David Perez Sanz | 3-6,6-4,5-4 |
| ITF M15 Monastir | 2021/01/10 14:00 | David Perez Sanz v Joshua D Karpenschif | 2-6,7-5,6-10 |
| ITF M15 Monastir | 2021/01/06 08:00 | David Perez Sanz v Ronan Joncour | 6-2,6-7,3-6 |
| ITF M15 Parnu | 2020/11/04 13:05 | David Perez Sanz v Simon Freund | 6-7,3-6 |
| ITF M15 Parnu | 2020/11/02 08:00 | David Perez Sanz v Kristofer Siimar | 6-3,6-3 |
| UTR Pro Tennis Series Barcelona | 2021/06/22 11:00 | David Morell Perez v Antonio M-Hidalgo | 2-6,4-5 |
| UTR Pro Tennis Series Barcelona | 2021/06/21 15:30 | David Morell Perez v Xavier Gabarro | 3-6,1-5 |