Round: 1
| Bulgaria Liga Pro | 2021/08/21 04:00 | Mikhail Yastrebov v Leonid Chuvilgin | 5-7,6-4,8-10 |
| Bulgaria Liga Pro | 2021/08/21 04:00 | Mikhail Yastrebov v Leonid Chuvilgin | 5-7,6-4,8-10 |
| Bulgaria Liga Pro | 2021/08/19 06:00 | Andrey Ovechkin v Leonid Chuvilgin | 6-2,6-1 |
| Bulgaria Liga Pro | 2021/08/19 04:30 | Leonid Chuvilgin v Andrey Ovechkin | 6-3,6-4 |
| Bulgaria Liga Pro | 2021/07/03 06:00 | Igor Krylov v Leonid Chuvilgin | 6-2,6-3 |
| Bulgaria Liga Pro | 2021/07/03 04:30 | Leonid Chuvilgin v Igor Krylov | 6-4,2-6,12-14 |
| Bulgaria Liga Pro | 2021/07/01 06:00 | Andrey Ovechkin v Leonid Chuvilgin | 6-0,6-0 |
| Bulgaria Liga Pro | 2021/07/01 04:30 | Leonid Chuvilgin v Andrey Ovechkin | 3-6,0-6 |
| Bulgaria Liga Pro | 2021/08/21 04:00 | Mikhail Yastrebov v Leonid Chuvilgin | 5-7,6-4,8-10 |
| Bulgaria Liga Pro | 2021/08/17 06:00 | Andrey Ovechkin v Mikhail Yastrebov | 6-3,5-7,6-10 |
| Bulgaria Liga Pro | 2021/08/17 04:30 | Mikhail Yastrebov v Andrey Ovechkin | 6-3,5-7,10-12 |
| Russia Liga Pro | 2020/03/25 15:00 | Mikhail Yastrebov v Gleb Yakuba | 6-4,3-6,9-11 |
| Russia Liga Pro | 2020/03/25 13:00 | Gleb Yakuba v Mikhail Yastrebov | 6-1,6-2 |
| Russia Liga Pro | 2020/03/23 07:00 | Mikhail Yastrebov v Vasily Khabursky | 7-6,6-3 |
| Russia Liga Pro | 2020/03/23 05:00 | Vasily Khabursky v Mikhail Yastrebov | 7-6,3-6,1-0 |