| Bulgaria Liga Pro | 2021/12/17 06:00 | Andrey Abragin v Pavel Zelenkin | 7-6,3-6,5-10 |
| Bulgaria Liga Pro | 2021/12/17 04:30 | Pavel Zelenkin v Andrey Abragin | 3-6,4-6 |
| Bulgaria Liga Pro | 2021/11/19 06:00 | Andrey Abragin v Pavel Zelenkin | 6-3,6-4 |
| Bulgaria Liga Pro | 2021/11/19 04:30 | Pavel Zelenkin v Andrey Abragin | 6-4,6-2 |
| Bulgaria Liga Pro | 2021/12/17 06:00 | Andrey Abragin v Pavel Zelenkin | 7-6,3-6,5-10 |
| Bulgaria Liga Pro | 2021/12/17 04:30 | Pavel Zelenkin v Andrey Abragin | 3-6,4-6 |
| Bulgaria Liga Pro | 2021/12/15 06:00 | Andrey Abragin v Vladimir Gusev | 6-2,6-2 |
| Bulgaria Liga Pro | 2021/12/15 04:30 | Vladimir Gusev v Andrey Abragin | 4-6,6-2,7-10 |
| Bulgaria Liga Pro | 2021/11/22 06:00 | Andrey Abragin v Vladimir Gusev | 3-6,1-6 |
| Bulgaria Liga Pro | 2021/11/22 04:30 | Vladimir Gusev v Andrey Abragin | 6-3,6-4 |
| Bulgaria Liga Pro | 2021/11/19 06:00 | Andrey Abragin v Pavel Zelenkin | 6-3,6-4 |
| Bulgaria Liga Pro | 2021/11/19 04:30 | Pavel Zelenkin v Andrey Abragin | 6-4,6-2 |
| Bulgaria Liga Pro | 2021/12/17 06:00 | Andrey Abragin v Pavel Zelenkin | 7-6,3-6,5-10 |
| Bulgaria Liga Pro | 2021/12/17 04:30 | Pavel Zelenkin v Andrey Abragin | 3-6,4-6 |
| Bulgaria Liga Pro | 2021/12/13 06:00 | Vladimir Gusev v Pavel Zelenkin | 7-6,6-1 |
| Bulgaria Liga Pro | 2021/12/13 04:30 | Pavel Zelenkin v Vladimir Gusev | 6-4,6-4 |
| Bulgaria Liga Pro | 2021/11/29 07:30 | Pavel Zelenkin v Vladimir Gusev | 6-3,1-6,8-10 |
| Bulgaria Liga Pro | 2021/11/26 09:00 | Pavel Zelenkin v Nikita Kuznetsov | 3-6,0-6 |
| Bulgaria Liga Pro | 2021/11/26 07:30 | Nikita Kuznetsov v Pavel Zelenkin | 6-3,6-4 |
| Bulgaria Liga Pro | 2021/11/24 06:00 | Vladimir Gusev v Pavel Zelenkin | 6-2,2-6,7-10 |