| UTR Pro Tennis Series Nis | 2021/10/06 11:30 | Aleksa Mardjonovic v George Botezan | 6-4,5-3 |
| UTR Pro Tennis Series Nis | 2021/10/05 13:00 | Dusan Trunic v George Botezan | 2-6,2-6 |
| UTR Pro Tennis Series Barcellona | 2021/10/02 13:00 | George Botezan v Alvaro Bueno Gil | 0-0 |
| UTR Pro Tennis Series Barcellona | 2021/10/01 09:30 | George Botezan v Noah Lopez | 2-6,0-0 |
| UTR Pro Tennis Series Barcellona | 2021/09/30 09:30 | George Botezan v Ervin H Eminefendic | 4-6,4-6 |
| UTR Pro Tennis Series Barcellona | 2021/09/29 08:00 | Fermin Calvo Barcelo v George Botezan | 6-0,6-4 |
| UTR Pro Tennis Series Barcellona | 2021/09/28 11:00 | Pol Fernandez v George Botezan | 6-4,6-7,4-5 |
| UTR Pro Tennis Series Mulheim | 2021/09/25 08:30 | George Botezan v Thijmen Loof | 1-6,0-6 |
| UTR Pro Tennis Series Nis | 2021/10/05 14:00 | Aleksa Mardjonovic v Christos Keisidis | 2-6,7-5,6-4 |
| UTR Pro Tennis Series Nis | 2021/10/04 11:30 | Christos Keisidis v Alexander Lazov | 6-3,0-6,3-6 |
| UTR Pro Tennis Series Zadar | 2021/10/03 09:30 | Admir Kalender v Christos Keisidis | 6-2,6-0 |
| UTR Pro Tennis Series Zadar | 2021/10/02 11:30 | Christos Keisidis v Ivan Denisov | 3-6,6-1,6-5 |
| UTR Pro Tennis Series Zadar | 2021/10/01 08:00 | Christos Keisidis v Drazen Petrovic | 6-4,6-4 |
| 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 | 2021/09/29 08:00 | Duje Kekez v Christos Keisidis | 6-2,2-6,5-6 |
| UTR Pro Tennis Series Zadar | 2021/09/28 12:30 | Janos Fekete v Christos Keisidis | 6-4,5-3 |