| UTR Pro Tennis Series Portoroz | 2021/08/24 11:30 | Oleksandr Bielinskyi v Egor Agafonov | 6-4,7-5 |
| UTR Pro Tennis Series Portoroz | 2021/08/22 10:00 | Deni Zmak v Oleksandr Bielinskyi | 6-2,7-6 |
| UTR Pro Tennis Series Portoroz | 2021/08/21 09:30 | Oleksandr Bielinskyi v Colin Sinclair | 3-6,3-4 |
| UTR Pro Tennis Series Portoroz | 2021/08/19 11:00 | Oleksandr Bielinskyi v Max Lukman | 3-6,6-1,6-1 |
| UTR Pro Tennis Series Portoroz | 2021/08/17 12:30 | Jan Dimitrijevic v Oleksandr Bielinskyi | 2-6,2-6 |
| UTR Pro Tennis Series Barcelona | 2021/08/14 06:30 | Federico Zeballos v Oleksandr Bielinskyi | 6-0,6-3 |
| UTR Pro Tennis Series Barcelona | 2021/08/13 06:51 | Ignasi Forcano v Oleksandr Bielinskyi | 6-3,3-6,3-6 |
| UTR Pro Tennis Series Barcelona | 2021/08/13 06:30 | Dante Gennaro v Oleksandr Bielinskyi | 0-0 |
| ITF M15 Sarajevo | 2021/06/02 10:30 | Dusan Trunic v Simon Beaupain | 2-6,4-6 |