| UTR Pro Tennis Series Barcelona | 2021/12/12 10:30 | Fermin Calvo Barcelo v Pol Del Castillo | 6-3,6-2 |
| UTR Pro Tennis Series Barcelona | 2021/11/28 08:00 | Ilie Babinciuc v Fermin Calvo Barcelo | 0-6,3-6 |
| UTR Pro Tennis Series Barcelona | 2021/11/27 08:00 | David Redondo v Fermin Calvo Barcelo | 1-6,3-5 |
| 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 Melilla | 2021/09/21 16:15 | Mario G Fernandez v Luis Diego Chavez Villalpando | 6-1,7-5 |
| ITF M15 Monastir | 2021/08/30 10:00 | Adrian Arcon v Luis Diego Chavez Villalpando | 6-7,1-6 |
| ITF M15 Monastir | 2021/08/29 10:30 | Hao Sheng Koay v Luis Diego Chavez Villalpando | 4-6,6-4,9-11 |
| ITF M15 Monastir | 2021/08/24 07:30 | Mateo Nicolas Martinez v Luis Diego Chavez Villalpando | 6-4,6-4 |
| ITF M15 Monastir | 2021/08/23 08:00 | Mohamed Amin Oueslati v Luis Diego Chavez Villalpando | 2-6,0-6 |
| ITF M15 Monastir | 2021/08/22 10:00 | Masamichi Imamura v Luis Diego Chavez Villalpando | 6-7,6-1,5-10 |
| ITF M15 Monastir | 2021/08/18 10:25 | Dane Sweeny v Luis Diego Chavez Villalpando | 6-4,6-3 |
| ITF M15 Monastir | 2021/08/17 07:30 | Masamichi Imamura v Luis Diego Chavez Villalpando | 7-6,7-6 |