| UTR Pro Tennis Series Barcelona | 2021/09/27 09:30 | Fermin Calvo Barcelo v Pol Fernandez | 6-4,6-2 |
| ITF M25 Madrid | 2021/09/13 10:00 | Alejandro Garcia v Fermin Calvo Barcelo | 6-1,6-2 |
| ITF M25 Madrid | 2021/09/12 13:00 | Ilya Rudiukov v Fermin Calvo Barcelo | 5-7,3-6 |
| ITF M25 Říčany | 2021/08/30 08:00 | Antonin Bolardt v Fermin Calvo Barcelo | 6-2,6-2 |
| ITF M25 Říčany | 2021/08/29 09:00 | Fermin Calvo Barcelo v Tomas Krcma | 6-2,6-0 |
| ITF M25 Poznań | 2021/08/25 08:00 | Fermin Calvo Barcelo v Felix Gill | 3-6,6-7 |
| ITF M25 Poznań | 2021/08/24 16:10 | Harry Wendelken v Fermin Calvo Barcelo | 6-2,6-3 |
| ITF M25 Poznań | 2021/08/24 08:00 | Juliusz Bienkiewicz v Fermin Calvo Barcelo | 4-6,2-6 |
| ITF M15 Ulcinj | 2021/09/20 08:00 | Ervin H Eminefendic v Flemming Peters | 1-6,0-6 |
| ITF M15 Ulcinj | 2021/09/19 08:00 | Drazen Petrovic v Ervin H Eminefendic | 3-6,7-6,6-10 |
| ITF M25 Madrid | 2021/09/13 08:00 | Ervin H Eminefendic v Xavier Gabarro | 3-6,3-6 |
| ITF M25 Madrid | 2021/09/12 13:00 | Higinio Sanchis Melero v Ervin H Eminefendic | 3-6,3-6 |
| ITF M15 Xàtiva | 2021/08/01 07:30 | Ervin H Eminefendic v Pol Amoros Ramos | 5-7,2-6 |
| UTR Pro Tennis Series Barcelona | 2021/06/25 08:00 | Ervin H Eminefendic v Mario Mansilla Diez | 4-6,6-2,2-6 |
| UTR Pro Tennis Series Barcelona | 2021/06/23 09:30 | Ervin H Eminefendic v Adria Soriano Barrera | 1-6,5-7 |
| UTR Pro Tennis Series Barcelona | 2021/06/22 09:30 | Ervin H Eminefendic v Pau Fanlo Munera | 6-0,2-6,6-3 |