| Challenger Nur-Sultan MD | 03/12 10:25 | 27 | De Jong/Haase v Karatsev/Kotov | 6-2,6-3 | |
| Challenger Nur-Sultan MD | 03/10 11:45 | 26 | Karatsev/Kotov v Freund/Ymer | 6-3,6-1 | |
| Challenger L'Aquila MD | 08/22 13:05 | 27 | Margaroli/Vavassori v Karatsev/Kotov | 6-2,6-4 | |
| Challenger L'Aquila MD | 08/20 13:15 | 26 | Karatsev/Kotov v Huesler/Podlipnik-Castillo | 6-2,7-5 |