| 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 Mulheim | 2021/09/23 12:30 | George Botezan v Oleksandr Bielinskyi | 2-6,6-4,6-7 |
| UTR Pro Tennis Series Mulheim | 2021/09/21 09:30 | Pablo Carretero v Oleksandr Bielinskyi | 6-4,4-6,4-5 |
| ITF M15 Chornomorsk | 2021/08/30 07:00 | Alessio Zanotti v Oleksandr Bielinskyi | 6-2,6-2 |
| UTR Pro Tennis Series Portoroz | 2021/08/26 08:30 | Oleksandr Bielinskyi v Yanais Laurent | 0-0 |
| 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 Mulheim | 2021/09/25 10:00 | Buvaysar Gadamauri v Benjamin Dhoe | 6-3,7-6 |
| UTR Pro Tennis Series Mulheim | 2021/09/23 08:00 | Buvaysar Gadamauri v Lawrence Bataljin | 6-3,5-4 |
| UTR Pro Tennis Series Mulheim | 2021/09/22 09:30 | Buvaysar Gadamauri v Jose A R Rodriguez | 6-1,5-1 |
| UTR Pro Tennis Series Mulheim | 2021/09/21 13:00 | Buvaysar Gadamauri v Guy Den Heijer | 6-4,6-6 |
| UTR Pro Tennis Series Mulheim | 2021/09/20 12:30 | Buvaysar Gadamauri v Thijmen Loof | 6-1,6-4 |
| ITF M25 Eupen | 2021/09/09 07:30 | Arthur Fery v Buvaysar Gadamauri | 7-5,6-1 |
| ITF M25 Eupen | 2021/09/08 09:50 | Buvaysar Gadamauri v Martin Katz | 6-3,6-3 |
| ITF M25 Eupen | 2021/09/07 07:30 | Buvaysar Gadamauri v Mateo Nicolas Martinez | 6-4,7-6 |