Stadium: Court 4 Round: 27 Ground: Clay
| Challenger Prag - Herrdubbel | 2021/05/05 13:55 | Molchanov/Nedovyesov v Griekspoor/Otte | 6-4,6-4 |
| Challenger Rome - Herrdubbel | 2021/04/21 11:55 | Molchanov/Nedovyesov v Arneodo/Couacaud | 4-6,3-6 |
| Challenger Nur-Sultan - Herrdubbel | 2021/02/27 08:30 | Molchanov/Nedovyesov v Pasha/Schnur | 6-4,6-4 |
| Challenger Nur-Sultan - Herrdubbel | 2021/02/26 11:30 | Molchanov/Nedovyesov v Lenz/Quiroz | 4-6,6-3,10-4 |
| Challenger Nur-Sultan - Herrdubbel | 2021/02/24 07:25 | Molchanov/Nedovyesov v Ayap/Ozernoy | 6-3,6-1 |
| Challenger Biella MD | 2021/02/16 17:15 | Arneodo/Olivetti v Molchanov/Nedovyesov | 6-3,6-7,10-6 |
| Challenger Antalya - Herrdubbel | 2021/02/06 08:00 | Molchanov/Nedovyesov v Galloway/Lawson | 6-4,7-6 |
| Challenger Antalya - Herrdubbel | 2021/02/05 08:00 | Matos/M R Alves v Molchanov/Nedovyesov | 6-3,5-7,7-10 |
| Challenger Prag - Herrdubbel | 2021/05/05 12:25 | Istomin/Vasilevski v Polmans/Stakhovsky | 4-6,6-2,7-10 |
| Challenger Ostrava - Herrdubbel | 2021/05/01 11:40 | Polmans/Stakhovsky v Paulson/Rikl | 7-6,3-6,10-7 |
| Challenger Ostrava - Herrdubbel | 2021/04/30 12:55 | Kolar/Rosol v Polmans/Stakhovsky | 6-3,2-6,7-10 |
| Challenger Ostrava - Herrdubbel | 2021/04/29 14:25 | Drzewiecki/Walkow v Polmans/Stakhovsky | 6-7,5-7 |
| Challenger Ostrava - Herrdubbel | 2021/04/28 12:50 | Miedler/Safwat v Polmans/Stakhovsky | 6-4,6-7,1-10 |