Stadium: Court 1 Round: 27 Ground: Hardcourt outdoor
| Challenger Nur-Sultan MD | 2021/03/03 07:30 | Polansky/Schnur v Fomin/Tashbulatov | 6-2,7-6 |
| Challenger Nur-Sultan MD | 2021/02/25 11:30 | Istomin/Yevseyev v Polansky/Schnur | 6-0,6-3 |
| Challenger Nur-Sultan MD | 2021/02/23 13:15 | Skatov/Tashbulatov v Polansky/Schnur | 2-6,1-6 |
| Challenger Potchefstroom MD | 2021/02/13 12:30 | Polansky/Schnur v Huesler/Kolar | 4-6,6-2,4-10 |
| Challenger Potchefstroom MD | 2021/02/12 13:55 | Klaasen/Roelofse v Polansky/Schnur | 3-6,4-6 |
| Challenger Potchefstroom MD | 2021/02/11 12:05 | Polansky/Schnur v Kuzmanov/Quiroz | 7-6,3-6,10-8 |
| Challenger Potchefstroom MD | 2021/02/10 11:30 | Gabashvili/Vervoort v Polansky/Schnur | 3-6,6-7 |
| Challenger Monterrey MD | 2020/03/05 00:35 | Luz/Matos v Polansky/Schnur | 6-7,7-5,12-10 |
| Challenger Nur-Sultan MD | 2021/02/23 12:35 | Lomakin/Manafov v Kotov/Wu | 6-3,2-6,6-10 |
| ITF M15 Nur-Sultan MD | 2021/02/11 10:45 | Lomakin/Manafov v Forti/Maestrelli | 6-3,1-6,7-10 |
| ITF M15 Nur-Sultan MD | 2021/02/02 07:10 | Lomakin/Manafov v Forti/Maestrelli | 6-7,3-6 |