| UTR Pro Tennis Series Mulheim | 2021/09/23 12:30 | Pablo Carretero v Julien De Cuyper | 6-3,6-3 |
| UTR Pro Tennis Series Mulheim | 2021/09/22 11:00 | Pablo Carretero v George Botezan | 4-6,3-6 |
| UTR Pro Tennis Series Mulheim | 2021/09/21 09:30 | Pablo Carretero v Oleksandr Bielinskyi | 6-4,4-6,4-5 |
| UTR Pro Tennis Series Mulheim | 2021/09/20 11:00 | Pablo Carretero v Jing L Weng | 2-6,6-3,6-6 |
| ITF M25 Madrid | 2021/09/13 07:00 | Francisco Andreu Garcia v Pablo Carretero | 6-2,5-7,13-11 |
| ITF M25 Santander | 2021/08/22 09:00 | Alejandro Mendoza v Pablo Carretero | 6-1,6-4 |
| UTR Pro Tennis Series Barcelona | 2021/08/15 09:30 | Nicolas Bianchi v Pablo Carretero | 0-1 |
| UTR Pro Tennis Series Barcelona | 2021/08/14 08:40 | Pablo Carretero v Markos Kalovelonis | 6-7,1-0 |
| UTR Pro Tennis Series Mulheim | 2021/09/24 08:00 | Edison Ambarzumjan v Artem Podorozhnyi | 1-6,3-5 |
| UTR Pro Tennis Series Mulheim | 2021/09/22 12:30 | Edison Ambarzumjan v Jurriaan Bol | 6-4,2-6,2-6 |
| UTR Pro Tennis Series Mulheim | 2021/09/21 08:00 | Edison Ambarzumjan v Christos Keisidis | 6-2,4-6,5-1 |
| UTR Pro Tennis Series Mulheim | 2021/09/20 09:30 | Colin Sinclair v Edison Ambarzumjan | 7-5,5-4 |