| Bulgaria Liga Pro | 2021/07/08 18:30 | Aleksandr Repin v Artem Simashev | 4-6,6-2,4-10 |
| Bulgaria Liga Pro | 2021/07/08 17:00 | Artem Simashev v Aleksandr Repin | 6-4,3-6,10-6 |
| Bulgaria Liga Pro | 2021/06/20 18:30 | Artem Simashev v Artem Belousov | 6-4,2-6,11-9 |
| Bulgaria Liga Pro | 2021/06/20 17:00 | Artem Belousov v Artem Simashev | 7-5,6-3 |
| Bulgaria Liga Pro | 2021/07/10 18:30 | Konstantin Kromin v Aleksandr Repin | 4-6,4-6 |
| Bulgaria Liga Pro | 2021/07/10 17:00 | Aleksandr Repin v Konstantin Kromin | 6-4,6-3 |