Round: 1
| Bulgaria Liga Pro | 2021/07/14 18:30 | Repin, Alexander v Artem Simashev | 7-6,4-6,10-4 |
| Bulgaria Liga Pro | 2021/07/14 17:00 | Artem Simashev v Repin, Alexander | 5-7,4-6 |
| Bulgaria Liga Pro | 2021/07/08 18:30 | Repin, Alexander v Artem Simashev | 4-6,6-2,4-10 |
| Bulgaria Liga Pro | 2021/07/08 17:00 | Artem Simashev v Repin, Alexander | 6-4,3-6,10-6 |
| Bulgaria Liga Pro | 2021/07/14 18:30 | Repin, Alexander v Artem Simashev | 7-6,4-6,10-4 |
| Bulgaria Liga Pro | 2021/07/14 17:00 | Artem Simashev v Repin, Alexander | 5-7,4-6 |
| Bulgaria Liga Pro | 2021/07/12 18:30 | Konstantin Kromin v Artem Simashev | 1-6,4-6 |
| Bulgaria Liga Pro | 2021/07/12 17:00 | Artem Simashev v Konstantin Kromin | 6-4,6-0 |
| Bulgaria Liga Pro | 2021/07/08 18:30 | Repin, Alexander v Artem Simashev | 4-6,6-2,4-10 |
| Bulgaria Liga Pro | 2021/07/08 17:00 | Artem Simashev v Repin, Alexander | 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 | 2021/10/07 06:00 | Repin, Alexander v Artem Belousov | 4-6,3-6 |
| Bulgaria Liga Pro | 2021/10/07 04:30 | Artem Belousov v Repin, Alexander | 6-4,6-3 |
| Bulgaria Liga Pro | 2021/10/05 06:00 | Artem Terekhov v Repin, Alexander | 6-4,2-6,10-8 |
| Bulgaria Liga Pro | 2021/10/05 04:30 | Repin, Alexander v Artem Terekhov | 3-6,4-6 |
| Bulgaria Liga Pro | 2021/08/18 18:30 | Repin, Alexander v Artem Belousov | 0-6,6-7 |
| Bulgaria Liga Pro | 2021/08/18 17:00 | Artem Belousov v Repin, Alexander | 6-3,5-7,8-10 |
| Bulgaria Liga Pro | 2021/08/16 18:30 | Repin, Alexander v Zoriy Oganov | 3-6,6-1,5-10 |
| Bulgaria Liga Pro | 2021/08/16 17:00 | Zoriy Oganov v Repin, Alexander | 6-2,6-4 |