| Bulgaria Liga Pro | 2021/12/03 09:00 | Alexei Miller v Ivan Korol | 6-4,6-3 |
| Bulgaria Liga Pro | 2021/12/03 07:30 | Ivan Korol v Alexei Miller | 7-5,7-6 |
| Bulgaria Liga Pro | 2021/12/01 06:00 | Alexei Miller v Ivan Korol | 6-1,6-4 |
| Bulgaria Liga Pro | 2021/12/01 04:30 | Ivan Korol v Alexei Miller | 6-3,6-2 |
| Bulgaria Liga Pro | 2021/11/29 06:00 | Andrey Kapustin v Alexei Miller | 3-6,6-4,4-10 |
| Bulgaria Liga Pro | 2021/11/29 04:30 | Alexei Miller v Andrey Kapustin | 7-6,7-5 |
| Bulgaria Liga Pro | 2021/11/18 09:00 | Vsevolod Fokin v Alexei Miller | 5-7,1-6 |
| Bulgaria Liga Pro | 2021/11/18 07:30 | Alexei Miller v Vsevolod Fokin | 6-1,7-6 |
| Bulgaria Liga Pro | 2021/12/12 06:30 | Andrey Kapustin v Nikita Kuznetsov | 6-4,6-7,10-5 |
| Bulgaria Liga Pro | 2021/12/12 05:00 | Nikita Kuznetsov v Andrey Kapustin | 4-6,6-2,8-10 |
| Bulgaria Liga Pro | 2021/12/10 06:00 | Andrey Kapustin v Nikita Kuznetsov | 6-3,6-4 |
| Bulgaria Liga Pro | 2021/12/10 04:30 | Nikita Kuznetsov v Andrey Kapustin | 6-3,4-6,10-8 |
| Bulgaria Liga Pro | 2021/12/08 06:00 | Nikita Kuznetsov v Andrei Smirnov | 6-4,6-3 |
| Bulgaria Liga Pro | 2021/12/08 04:30 | Andrei Smirnov v Nikita Kuznetsov | 4-6,2-6 |
| Bulgaria Liga Pro | 2021/12/03 06:00 | Vladimir Gusev v Nikita Kuznetsov | 1-6,1-6 |
| Bulgaria Liga Pro | 2021/12/03 04:30 | Nikita Kuznetsov v Vladimir Gusev | 6-4,6-2 |