| Bulgaria Liga Pro | 2021/06/26 18:30 | Aleksandr Gorbachyov v Dmitriy Volkov | 6-0,6-1 |
| Bulgaria Liga Pro | 2021/06/26 17:00 | Dmitriy Volkov v Aleksandr Gorbachyov | 6-4,6-3 |
| Bulgaria Liga Pro | 2021/07/03 18:30 | Dmitriy Volkov v Anton Kondrashov | 4-6,4-6 |
| Bulgaria Liga Pro | 2021/07/03 17:00 | Anton Kondrashov v Dmitriy Volkov | 2-6,1-6 |
| Bulgaria Liga Pro | 2021/07/01 18:30 | Dmitriy Volkov v Sergey Berezhnov | 3-6,3-6 |
| Bulgaria Liga Pro | 2021/07/01 17:00 | Sergey Berezhnov v Dmitriy Volkov | 6-3,6-3 |
| Bulgaria Liga Pro | 2021/06/28 06:00 | Mihail Minchenkov v Dmitriy Volkov | 5-7,6-4,10-7 |
| Bulgaria Liga Pro | 2021/06/28 04:30 | Dmitriy Volkov v Mihail Minchenkov | 6-4,6-7,6-10 |
| Bulgaria Liga Pro | 2021/06/26 18:30 | Aleksandr Gorbachyov v Dmitriy Volkov | 6-0,6-1 |
| Bulgaria Liga Pro | 2021/06/26 17:00 | Dmitriy Volkov v Aleksandr Gorbachyov | 6-4,6-3 |
| Bulgaria Liga Pro | 2021/06/26 18:30 | Aleksandr Gorbachyov v Dmitriy Volkov | 6-0,6-1 |
| Bulgaria Liga Pro | 2021/06/26 17:00 | Dmitriy Volkov v Aleksandr Gorbachyov | 6-4,6-3 |
| Bulgaria Liga Pro | 2021/06/24 06:00 | Aleksandr Gorbachyov v Mihail Minchenkov | 3-6,5-7 |
| Bulgaria Liga Pro | 2021/06/24 04:30 | Mihail Minchenkov v Aleksandr Gorbachyov | 6-2,6-2 |