Stadium: Court 3 Round: 62 Ground: Clay
| ITF - M15 - Antalya | 2021/10/17 07:00 | Daniil Gusev v Julian Gimenez | 6-4,6-3 |
| ITF - M15 - Antalya | 2021/10/10 07:00 | Alberto Morolli v Daniil Gusev | 6-1,6-4 |
| ITF - M15 Telavi | 2021/08/02 06:00 | Daniil Gusev v Alexander Boborykin | 2-6,2-6 |
| ITF - M25 Telavi | 2021/07/26 07:00 | Daniil Gusev v Shay Bar Menahem | 2-6,0-6 |
| ITF - M15 - Antalya | 2021/04/19 07:00 | Michel Vernier v Daniil Gusev | 6-1,6-1 |
| ITF - M15 - Antalya | 2021/04/11 07:00 | Daniil Gusev v Edward Hubner | 4-6,7-6,5-10 |
| ITF - M15 - Antalya | 2021/04/04 06:30 | Danylo Veremeychuk v Daniil Gusev | 6-0,6-1 |
| ITF - M15 - Antalya | 2021/03/07 07:00 | Caspar Schuetze v Daniil Gusev | 6-7,7-6,10-7 |
| ITF - M15 - Antalya | 2021/10/17 07:00 | Matias P D L Gomila v Antonin Bolardt | 4-6,6-3,7-10 |
| ITF - M15 - Antalya | 2021/10/12 07:00 | Antonin Bolardt v Hasan Ibrahim | 1-6,4-6 |
| ITF - M15 - Antalya | 2021/10/11 13:20 | Antonin Bolardt v Philipp Pavlenko | 6-2,6-3 |
| ITF - M25 Praha | 2021/10/05 09:15 | Antonin Bolardt v Max Hans Rehberg | 1-6,6-4,4-6 |
| ITF - M25 Praha | 2021/10/04 09:40 | Antonin Bolardt v Samuel Paulovcak | 6-2,6-4 |
| ITF - M25 Praha | 2021/10/03 14:00 | Antonin Bolardt v Dominique Graf | 6-2,6-2 |
| ITF - M25 Pardubice | 2021/09/21 09:30 | Antonin Bolardt v Lukas Pokorny | 7-6,0-6,8-10 |
| ITF - M25 Pardubice | 2021/09/20 11:00 | Antonin Bolardt v Lars Aregger | 6-3,6-3 |