| UTR Pro Tennis Series Zadar | 2021/09/29 08:00 | Janos Fekete v Drazen Petrovic | 4-6,6-4,1-6 |
| UTR Pro Tennis Series Zadar | 2021/09/28 12:30 | Janos Fekete v Christos Keisidis | 6-4,5-3 |
| UTR Pro Tennis Series Zadar | 2021/09/27 11:30 | Duje Kekez v Janos Fekete | 3-6,5-6 |
| ITF M15 Vyshkovo | 2021/09/22 11:00 | Romain Faucon v Janos Fekete | 3-6,6-4,6-3 |
| ITF M15 Vyshkovo | 2021/09/20 07:00 | Riccardo Tavilla v Janos Fekete | 6-4,3-6,7-10 |
| ITF M15 Vyshkovo | 2021/09/20 06:00 | Cristian Campese v Janos Fekete | 2-6,2-6 |
| UTR Pro Tennis Series - Rícany | 2021/09/11 09:00 | Andrey Chepelev v Janos Fekete | 6-3,6-0 |
| UTR Pro Tennis Series - Rícany | 2021/09/10 10:30 | Martins Podzus v Janos Fekete | 2-6,2-4 |
| UTR Pro Tennis Series Zadar | 2021/09/30 09:30 | Christos Keisidis v Stefanos Sakellaridis | 4-6,6-4,6-4 |
| UTR Pro Tennis Series Zadar | 2021/09/28 12:30 | Duje Kekez v Stefanos Sakellaridis | 7-6,6-3 |
| UTR Pro Tennis Series Zadar | 2021/09/27 11:30 | Stefanos Sakellaridis v Drazen Petrovic | 7-6,2-6,5-2 |
| ITF M25 Pardubice | 2021/09/22 11:05 | Daniel Siniakov v Stefanos Sakellaridis | 6-3,6-2 |
| ITF M25 Pardubice | 2021/09/21 08:00 | Daniel Paty v Stefanos Sakellaridis | 3-6,3-6 |
| ITF M25 Pardubice | 2021/09/20 09:00 | Christopher Patzanovsky v Stefanos Sakellaridis | 6-4,1-6,7-10 |
| UTR Pro Tennis Series - Rícany | 2021/09/19 07:00 | Lawrence Bataljin v Stefanos Sakellaridis | 0-6,6-6 |
| UTR Pro Tennis Series - Rícany | 2021/09/18 10:30 | Stefanos Sakellaridis v Michalis Sakellaridis | 6-2,7-6 |