Stadium: Court 1 Round: 54 Ground: Hardcourt outdoor
| ITF M15 Monastir | 2021/10/06 10:15 | Valentin Vacherot v Daniil Glinka | 6-4,3-6,6-2 |
| ITF M15 Monastir | 2021/09/29 08:00 | Ryota Tanuma v Daniil Glinka | 6-4,6-3 |
| ITF M15 Monastir | 2021/09/22 08:00 | Lilian Marmousez v Daniil Glinka | 7-6,6-2 |
| Davis Cup | 2021/09/18 12:50 | Henri Laaksonen v Daniil Glinka | 7-6,6-4 |
| ITF M15 Monastir | 2021/09/08 14:00 | Guy Orly Iradukunda v Daniil Glinka | 6-4,6-4 |
| Challenger Saint-Tropez | 2021/08/31 10:00 | Daniil Glinka v Kimmer Coppejans | 3-6,3-6 |
| Challenger Saint-Tropez | 2021/08/30 09:00 | Bogdan Bobrov v Daniil Glinka | 7-6,6-3 |
| Challenger Saint-Tropez | 2021/08/29 10:00 | Tennyson Whiting v Daniil Glinka | 2-6,2-6 |
| ITF M15 Kazan | 2021/10/11 11:10 | Bogdan Seleznev v Klim Kozyrev | 1-6,6-3,10-1 |
| ITF M15 Sozopol | 2021/09/12 10:00 | Mert Ramadan v Klim Kozyrev | 7-6,6-2 |
| ITF M15 St Petersburg | 2021/04/04 09:50 | Sarp Agabigun v Klim Kozyrev | 6-3,6-0 |
| ITF M15 Kazan | 2021/03/08 06:50 | Klim Kozyrev v Maxim Krapivin | 3-6,7-5,4-10 |
| ITF M15 Antalya | 2020/12/06 07:00 | Klim Kozyrev v Emir Sendogan | 1-6,3-6 |
| ITF M15 Antalya | 2020/11/29 06:00 | Klim Kozyrev v Suleyman Deniz Gursoy | 4-6,4-6 |
| ITF M15 Kazan | 2020/03/09 09:10 | Klim Kozyrev v Viktor Nikitin | 3-6,6-4,10-12 |
| ITF M25 Aktobe | 2020/02/17 05:00 | Klim Kozyrev v Aliaksandr Bulitski | 5-7,3-6 |