Round: 1
| Bulgaria Liga Pro | 2021/07/29 18:30 | Anton Kondrashov v Sergey Berezhnov | 3-6,3-6 |
| Bulgaria Liga Pro | 2021/07/29 17:00 | Sergey Berezhnov v Anton Kondrashov | 6-7,6-7 |
| Bulgaria Liga Pro | 2021/07/27 18:30 | Sergey Berezhnov v Anton Kondrashov | 4-6,6-0,11-9 |
| Bulgaria Liga Pro | 2021/07/27 17:00 | Anton Kondrashov v Sergey Berezhnov | 4-6,6-4,10-8 |
| Bulgaria Liga Pro | 2021/07/23 18:30 | Konstantin Kromin v Anton Kondrashov | 3-6,1-6 |
| Bulgaria Liga Pro | 2021/07/23 17:00 | Anton Kondrashov v Konstantin Kromin | 7-5,6-2 |
| Bulgaria Liga Pro | 2021/07/05 18:30 | Sergey Berezhnov v Anton Kondrashov | 0-6,4-6 |
| Bulgaria Liga Pro | 2021/07/05 17:00 | Anton Kondrashov v Sergey Berezhnov | 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 | 2021/06/24 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 |
| Bulgaria Liga Pro | 2021/06/22 06:00 | Dmitriy Volkov v Mihail Minchenkov | 6-3,7-5 |
| Bulgaria Liga Pro | 2021/06/22 04:30 | Mihail Minchenkov v Dmitriy Volkov | 6-2,2-6,9-11 |