| UTR Pro Tennis Series Barcelona | 2021/11/22 08:00 | Alvaro Bueno Gil v Ignasi De Rueda De Genover | 6-4,5-4 |
| UTR Pro Tennis Series Barcelona | 2021/11/14 08:00 | Alvaro Bueno Gil v Danylo Veremeychuk | 6-1,6-2 |
| UTR Pro Tennis Series Barcelona | 2021/11/13 10:00 | Aleksandre Metreveli v Alvaro Bueno Gil | 6-4,4-3 |
| UTR Pro Tennis Series Barcelona | 2021/11/12 14:30 | Alvaro Bueno Gil v Tilen Zitnik | 6-4,6-3 |
| UTR Pro Tennis Series Barcelona | 2021/11/11 15:30 | Alvaro Bueno Gil v Andrey Chepelev | 3-6,4-5 |
| UTR Pro Tennis Series Barcelona | 2021/11/11 12:30 | Ignasi De Rueda De Genover v Alvaro Bueno Gil | 6-4,5-0 |
| UTR Pro Tennis Series Barcelona | 2021/11/09 08:00 | Benjamin Dhoe v Alvaro Bueno Gil | 7-5,7-6 |
| UTR Pro Tennis Series Barcelona | 2021/10/03 10:00 | Alvaro Bueno Gil v Ivan Marrero Curbelo | 2-6,4-6 |
| 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 |
| ITF M25 Quinta Do Lago | 2021/10/18 14:05 | Fermin Calvo Barcelo v Raphael Calzi | 6-3,6-3 |
| ITF M25 Quinta Do Lago | 2021/10/17 12:00 | Fermin Calvo Barcelo v Jaime Faria | 7-6,6-7,10-8 |
| ITF M25 Loule | 2021/10/11 15:25 | Fermin Calvo Barcelo v Gian Luca Tanner | 3-6,7-5,8-10 |