Stadium: Campo Centrale Round: 26 Ground: Clay
| Challenger Maia MD | 2022/11/30 14:15 | Istomin/Karlovskiy v Faria/Vale | 4-6,6-7 |
| Challenger Andria MD | 2022/11/23 15:55 | Istomin/Karlovskiy v Haase/Verbeek | 3-6,6-3,7-10 |
| Challenger Ortisei MD | 2022/10/29 11:50 | Bortolotti/Gornes v Istomin/Karlovskiy | 3-6,5-7 |
| Challenger Ortisei MD | 2022/10/28 14:00 | Istomin/Karlovskiy v Nouza/Paulson | 6-3,6-7,11-9 |
| Challenger Ortisei MD | 2022/10/27 10:30 | Istomin/Karlovskiy v Jebavy R / Pavlasek A | 4-6,7-5,10-4 |
| Challenger Ortisei MD | 2022/10/26 14:20 | Istomin/Karlovskiy v Catini/Noce | 6-2,7-6 |
| Challenger Nur-Sultan MD | 2022/07/20 14:00 | Istomin/Karlovskiy v Donskoy/Kachmazov | 3-6,6-4,8-10 |
| Challenger - Quimper - Doubles Hommes | 2021/02/03 09:30 | Istomin/Karlovskiy v Drzewiecki/Walkow | 6-7,5-7 |