| Bulgaria Liga Pro | 2021/11/29 04:30 | Alexei Miller v Andrey Kapustin | 7-6,7-5 |
| Bulgaria Liga Pro | 2021/11/29 04:30 | Alexei Miller v Andrey Kapustin | 7-6,7-5 |
| Bulgaria Liga Pro | 2021/11/26 06:00 | Andrey Kapustin v Ivan Korol | 4-6,2-6 |
| Bulgaria Liga Pro | 2021/11/26 04:30 | Ivan Korol v Andrey Kapustin | 6-2,6-3 |
| Bulgaria Liga Pro | 2021/11/10 06:00 | Andrei Smirnov v Andrey Kapustin | 6-4,6-2 |
| Bulgaria Liga Pro | 2021/11/10 04:30 | Andrey Kapustin v Andrei Smirnov | 4-6,6-1,7-10 |
| Bulgaria Liga Pro | 2021/11/08 06:00 | Ivan Erastov v Andrey Kapustin | 7-6,6-2 |
| Bulgaria Liga Pro | 2021/11/08 04:30 | Andrey Kapustin v Ivan Erastov | 2-6,6-4,10-6 |
| Bulgaria Liga Pro | 2021/10/25 06:00 | Nikita Kuznetsov v Andrey Kapustin | 6-3,6-4 |
| 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 | 2021/11/14 09:30 | Roman Ashikhmin v Alexei Miller | 7-6,2-6,7-10 |
| Bulgaria Liga Pro | 2021/11/14 08:00 | Alexei Miller v Roman Ashikhmin | 7-5,6-3 |
| Bulgaria Liga Pro | 2021/11/11 09:00 | Vsevolod Fokin v Alexei Miller | 5-7,3-6 |
| Bulgaria Liga Pro | 2021/11/11 07:30 | Alexei Miller v Vsevolod Fokin | 6-7,6-2,6-10 |
| ITF Russia F8 Qual | 2014/08/18 08:30 | Kirill Komarov v Alexei Miller | 3-6,4-6 |