| Bulgaria Liga Pro | 2021/08/11 18:30 | Vasily Trifonov v Vitaliy Zaychikov | 6-3,1-6,3-10 |
| Bulgaria Liga Pro | 2021/08/11 17:00 | Vitaliy Zaychikov v Vasily Trifonov | 6-3,7-5 |
| Bulgaria Liga Pro | 2021/07/11 18:30 | Vasily Trifonov v Vitaliy Zaychikov | 1-6,6-4,6-10 |
| Bulgaria Liga Pro | 2021/07/11 17:00 | Vitaliy Zaychikov v Vasily Trifonov | 6-3,6-3 |
| 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 | 2021/07/02 18:30 | Vasily Trifonov v Artem Belousov | 2-6,6-3,5-10 |
| Bulgaria Liga Pro | 2021/07/02 17:00 | Artem Belousov v Vasily Trifonov | 1-6,3-6 |
| Bulgaria Liga Pro | 2021/08/09 18:30 | Dmitry Morgovsky v Vitaliy Zaychikov | 5-7,7-6,7-10 |
| Bulgaria Liga Pro | 2021/08/09 17:00 | Vitaliy Zaychikov v Dmitry Morgovsky | 7-6,6-1 |
| Bulgaria Liga Pro | 2021/07/20 18:30 | Dmitry Morgovsky v Aleksandr Repin | 6-2,6-4 |
| Bulgaria Liga Pro | 2021/07/20 17:00 | Aleksandr Repin v Dmitry Morgovsky | 6-1,6-0 |
| 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 |