Stadium: Court 6 Round: 26 Ground: Hardcourt indoor
| ITF - St Petersburg M15 | 2021/04/06 14:25 | Daniil Glinka v Daniil Golubev | 6-0,6-0 |
| ITF - St Petersburg M15 | 2021/04/05 11:00 | Daniil Glinka v Yannik Steinegger | 6-2,6-2 |
| ITF - St Petersburg M15 | 2021/04/04 10:05 | Daniil Glinka v Stepan Pecak | 7-5,6-1 |
| Challenger St. Petersburg - Kwalifikacje | 2021/03/07 09:35 | Khumoyun Sultanov v Daniil Glinka | 7-6,6-4 |
| Challenger St. Petersburg | 2021/02/28 09:10 | Daniil Glinka v Skander Mansouri | 6-3,6-7,5-7 |
| ITF - St Petersburg M15 - Kwalifikacje | 2021/02/07 12:45 | Daniil Glinka v Chad Kissell | 6-2,4-6,8-10 |
| ITF - St Petersburg M15 | 2021/02/03 08:20 | Jan Choinski v Daniil Glinka | 6-1,6-4 |
| ITF - St Petersburg M15 | 2021/02/01 07:00 | Daniil Glinka v Leonid Sheyngezikht | 6-3,6-4 |
| ITF - St Petersburg M15 | 2021/04/06 10:00 | Alexandr Binda v Jan Satral | 2-6,1-6 |
| ITF - Bratysława M15 | 2021/03/11 12:10 | Jan Satral v Jurgen Briand | 6-7,6-4,2-6 |
| ITF - Bratysława M15 | 2021/03/10 12:05 | Jan Satral v Lenny Hampel | 6-4,6-3 |
| ITF - Sharm El Sheikh M15 | 2021/02/14 07:30 | Jan Satral v Marek Gengel | 2-6,2-6 |
| ITF - Sharm El Sheikh M15 | 2021/02/13 07:30 | Nicolas Moreno De Alboran v Jan Satral | 3-6,3-6 |
| ITF - Sharm El Sheikh M15 | 2021/02/12 07:30 | Jan Satral v Petros Chrysochos | 6-4,6-2 |
| ITF - Sharm El Sheikh M15 | 2021/02/11 07:30 | Jan Satral v Sho Shimabukuro | 6-4,7-6 |
| ITF - Sharm El Sheikh M15 | 2021/02/10 13:50 | Jan Satral v Mate Valkusz | 7-6,4-6,6-4 |