| UTR Pro Tennis Series Mulheim | 2021/09/23 12:30 | George Botezan v Oleksandr Bielinskyi | 2-6,6-4,6-7 |
| UTR Pro Tennis Series Nis | 2021/10/08 16:45 | Lawrence Bataljin v Oleksandr Bielinskyi | 7-5,5-7,0-5 |
| UTR Pro Tennis Series Nis | 2021/10/07 07:00 | Ivan Liutarevich v Oleksandr Bielinskyi | 5-7,6-4,5-2 |
| UTR Pro Tennis Series Nis | 2021/10/06 08:30 | Stefan Ivic v Oleksandr Bielinskyi | 4-6,6-2,6-0 |
| UTR Pro Tennis Series Nis | 2021/10/04 08:30 | Veljko Krstic v Oleksandr Bielinskyi | 5-7,6-1,6-3 |
| UTR Pro Tennis Series Barcelona | 2021/09/27 12:30 | Oleksandr Bielinskyi v Noah Lopez | 6-3,4-5 |
| UTR Pro Tennis Series Mulheim | 2021/09/25 13:43 | Oleksandr Bielinskyi v Buvaysar Gadamauri | 6-7,6-7 |
| UTR Pro Tennis Series Mulheim | 2021/09/25 10:00 | Oleksandr Bielinskyi v Artem Podorozhnyi | 6-3,6-3 |
| UTR Pro Tennis Series Mulheim | 2021/09/24 13:30 | Jing L Weng v Oleksandr Bielinskyi | 1-6,6-3,1-6 |
| UTR Pro Tennis Series Nis | 2021/10/08 18:15 | George Botezan v Alexander Lazov | 2-6,3-5 |
| UTR Pro Tennis Series Nis | 2021/10/07 08:30 | George Botezan v Christos Keisidis | 6-3,6-3 |
| 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 Barcelona | 2021/10/02 13:00 | George Botezan v Alvaro Bueno Gil | 0-0 |
| UTR Pro Tennis Series Barcelona | 2021/10/01 09:30 | George Botezan v Noah Lopez | 2-6,0-0 |
| UTR Pro Tennis Series Barcelona | 2021/09/30 09:30 | George Botezan v Ervin H Eminefendic | 4-6,4-6 |
| UTR Pro Tennis Series Barcelona | 2021/09/29 08:00 | Fermin Calvo Barcelo v George Botezan | 6-0,6-4 |