Stadium: Court 6 Round: 44 Ground: Clay
| 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 Xativa | 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 |
| UTR Pro Tennis Series Barcelona | 2021/06/21 11:00 | Ervin H Eminefendic v Agustin Velotti | 2-6,0-6 |
| ITF M15 Ulcinj | 2021/09/12 08:00 | Matthew Dellavedova v Flemming Peters | 6-3,0-6,10-6 |
| ITF M25 Poznan | 2021/08/24 08:00 | Ivan Kazakov v Flemming Peters | 2-6,7-5,10-3 |
| ITF M25 Poznan | 2021/08/22 08:00 | Thijmen Loof v Flemming Peters | 5-7,3-6 |
| ITF M15 Oldenzaal | 2021/08/15 07:30 | Zachary Eisinga v Flemming Peters | 6-0,6-3 |
| ITF M15 Sarajevo | 2021/05/30 10:30 | Matej Galik v Flemming Peters | 6-1,4-6,10-8 |
| ITF M25 Kiseljak | 2021/05/24 12:15 | Lilian Breut v Flemming Peters | 2-6,6-3,10-7 |
| ITF M25 Kiseljak | 2021/05/23 13:15 | Flemming Peters v Maxim Krapivin | 3-6,7-5,10-6 |
| ITF M15 Troisdorf | 2021/05/10 08:00 | Flemming Peters v Sidane Pontjodikromo | 4-6,1-6 |