| UTR Pro Tennis Series Barcelona | 2021/11/26 13:00 | David Redondo v Stefanos Sakellaridis | 7-6,4-6,5-7 |
| UTR Pro Tennis Series Barcelona | 2021/11/25 15:45 | David Redondo v Diego Barreto | 3-6,2-6 |
| UTR Pro Tennis Series Barcelona | 2021/11/23 10:30 | David Redondo v Sergio Davila Godoy | 4-6,4-5 |
| UTR Pro Tennis Series Barcelona | 2021/11/22 09:30 | Saba Purtseladze v David Redondo | 6-3,3-6,4-6 |
| UTR Pro Tennis Series Barcelona | 2021/11/08 08:00 | David Redondo v Vlad Cristian Breazu | 5-7,4-5 |
| UTR Pro Tennis Series Barcelona | 2021/06/13 07:00 | Bruno P Navarro v David Redondo | 6-0,6-2 |
| UTR Pro Tennis Series Barcelona | 2021/06/11 09:30 | Jorge Martinez Martinez v David Redondo | 6-1,6-1 |
| UTR Pro Tennis Series Barcelona | 2021/06/10 12:30 | Jaume Pla Malfeito v David Redondo | 4-6,2-6 |
| UTR Pro Tennis Series Barcelona | 2021/11/26 16:17 | Ignasi De Rueda De Genover v Fermin Calvo Barcelo | 7-6,5-1 |
| UTR Pro Tennis Series Barcelona | 2021/11/26 11:10 | Marat Deviatiarov v Fermin Calvo Barcelo | 2-6,6-4,1-6 |
| UTR Pro Tennis Series Barcelona | 2021/11/23 10:30 | Alvaro Bueno Gil v Fermin Calvo Barcelo | 6-4,6-1 |
| UTR Pro Tennis Series Barcelona | 2021/11/22 11:00 | Fermin Calvo Barcelo v Anthony Genov | 3-6,1-6 |
| ITF M15 Nules | 2021/11/15 08:30 | Mario Mansilla Diez v Fermin Calvo Barcelo | 6-2,6-3 |
| ITF M15 Benicarlo | 2021/11/07 11:00 | Fermin Calvo Barcelo v Jay Friend | 0-6,5-7 |
| ITF M25 Madrid | 2021/10/24 09:30 | Serafin Zund v Fermin Calvo Barcelo | 6-4,6-4 |
| ITF M25 Quinta Do Lago | 2021/10/19 09:00 | Stuart Parker v Fermin Calvo Barcelo | 6-4,6-2 |