| Bulgaria Liga Pro | 2021/11/17 06:00 | Vladimir Gusev v Pavel Zelenkin | 4-6,6-3,8-10 |
| Bulgaria Liga Pro | 2021/11/17 04:30 | Pavel Zelenkin v Vladimir Gusev | 6-1,6-4 |
| Bulgaria Liga Pro | 2021/10/22 06:00 | Pavel Zelenkin v Никита Кузнецов | 3-6,2-6 |
| Bulgaria Liga Pro | 2021/10/22 04:30 | Никита Кузнецов v Pavel Zelenkin | 6-3,6-3 |
| Bulgaria Liga Pro | 2021/10/20 06:00 | Pavel Zelenkin v Andrey Kapustin | 2-6,3-6 |
| Bulgaria Liga Pro | 2021/10/20 04:30 | Andrey Kapustin v Pavel Zelenkin | 7-5,7-6 |
| Bulgaria Liga Pro | 2021/10/13 06:00 | Pavel Zelenkin v Andrei Smirnov | 6-4,7-6 |
| Bulgaria Liga Pro | 2021/10/13 04:30 | Andrei Smirnov v Pavel Zelenkin | 7-5,6-4 |
| Bulgaria Liga Pro | 2021/10/25 09:00 | Vsevolod Fokin v Andrey Abragin | 7-6,7-6 |
| Bulgaria Liga Pro | 2021/10/25 07:30 | Andrey Abragin v Vsevolod Fokin | 6-1,4-6,6-10 |
| Bulgaria Liga Pro | 2021/07/28 18:30 | Andrey Abragin v Vladimir Gusev | 2-6,1-6 |
| Bulgaria Liga Pro | 2021/07/28 17:00 | Vladimir Gusev v Andrey Abragin | 5-7,7-5,3-10 |
| Bulgaria Liga Pro | 2021/07/26 18:30 | Andrey Abragin v Vladimir Kulikov | 6-7,3-6 |
| Bulgaria Liga Pro | 2021/07/26 17:00 | Vladimir Kulikov v Andrey Abragin | 6-3,6-4 |