Round: 1
| Bulgaria Liga Pro | 2021/10/22 18:30 | Vasily Trifonov v Vitaliy Zaychikov | 6-1,2-6,7-10 |
| Bulgaria Liga Pro | 2021/10/22 17:00 | Vitaliy Zaychikov v Vasily Trifonov | 0-6,3-6 |
| Bulgaria Liga Pro | 2021/08/15 17:00 | Vitaliy Zaychikov v Vasily Trifonov | 3-6,6-3,10-2 |
| Bulgaria Liga Pro | 2021/08/11 18:30 | Vasily Trifonov v Vitaliy Zaychikov | 6-3,1-6,3-10 |
| Bulgaria Liga Pro | 2021/08/11 17:00 | Vitaliy Zaychikov v Vasily Trifonov | 6-3,7-5 |
| Bulgaria Liga Pro | 2021/07/11 18:30 | Vasily Trifonov v Vitaliy Zaychikov | 1-6,6-4,6-10 |
| Bulgaria Liga Pro | 2021/07/11 17:00 | Vitaliy Zaychikov v Vasily Trifonov | 6-3,6-3 |