| Bulgaria Liga Pro | 2021/07/13 18:30 | Vitaliy Zaychikov v Zoriy Oganov | 3-6,4-6 |
| Bulgaria Liga Pro | 2021/07/13 17:00 | Zoriy Oganov v Vitaliy Zaychikov | 6-4,2-6,4-10 |
| Bulgaria Liga Pro | 2021/07/09 18:30 | Vasily Trifonov v Zoriy Oganov | 3-6,1-6 |
| Bulgaria Liga Pro | 2021/07/09 17:00 | Zoriy Oganov v Vasily Trifonov | 6-4,6-4 |
| Bulgaria Liga Pro | 2021/07/07 18:30 | Vitaliy Zaychikov v Zoriy Oganov | 6-3,7-6 |
| Bulgaria Liga Pro | 2021/07/07 17:00 | Zoriy Oganov v Vitaliy Zaychikov | 7-5,7-6 |
| Bulgaria Liga Pro | 2021/06/27 18:30 | Vsevolod Fokin v Zoriy Oganov | 6-4,7-5 |
| Bulgaria Liga Pro | 2021/06/27 17:00 | Zoriy Oganov v Vsevolod Fokin | 2-6,7-6,1-10 |
| Bulgaria Liga Pro | 2021/07/22 18:30 | Aleksandr Repin v Artem Belousov | 3-6,0-6 |
| Bulgaria Liga Pro | 2021/07/22 17:00 | Artem Belousov v Aleksandr Repin | 0-6,7-5,10-7 |
| Bulgaria Liga Pro | 2021/07/18 18:30 | Dmitry Morgovsky v Artem Belousov | 4-6,5-7 |
| Bulgaria Liga Pro | 2021/07/18 17:00 | Artem Belousov v Dmitry Morgovsky | 6-2,6-2 |
| Bulgaria Liga Pro | 2021/07/16 18:30 | Artem Belousov v Aleksandr Repin | 6-0,6-4 |
| Bulgaria Liga Pro | 2021/07/16 17:00 | Aleksandr Repin v Artem Belousov | 6-4,5-7,6-10 |
| Bulgaria Liga Pro | 2021/07/14 06:00 | Andrey Purygin v Artem Belousov | 0-6,6-4,11-9 |
| Bulgaria Liga Pro | 2021/07/14 04:30 | Artem Belousov v Andrey Purygin | 6-3,5-7,5-10 |