Stadium: Court 2 Round: 26 Ground: Hardcourt indoor
| ITF M25 Astana MD | 2023/08/01 11:55 | Lomakin/Shalkhimbayev v Istomin/Karlovskiy | 0-6,1-6 |
| Challenger Astana MD | 2023/07/27 10:45 | Matsui/Uesugi v Istomin/Karlovskiy | 6-4,7-6 |
| Challenger Astana MD | 2023/07/26 11:45 | Istomin/Karlovskiy v Bertrand/Kimhi | 4-6,6-1,10-8 |
| Challenger Pozoblanco MD | 2023/07/20 21:35 | Istomin/Karlovskiy v Marrero/Moreno De Alboran | 4-6,7-6,10-12 |
| Challenger Pozoblanco MD | 2023/07/19 18:25 | Agabigun/Ilkel v Istomin/Karlovskiy | 4-6,2-6 |
| ITF M25 Roda de Bara MD | 2023/07/11 12:50 | Istomin/Karlovskiy v Johns/Winegar | 4-6,6-7 |
| ITF M25 Poprad MD | 2023/06/23 11:35 | Barnat/Duda v Istomin/Karlovskiy | 5-7,4-6 |
| Challenger Rome MD | 2023/04/26 13:40 | Istomin/Karlovskiy v Durasovic/Romboli | 7-6,5-7,2-10 |
| ITF M25 Ystad MD | 2023/08/15 16:20 | Barrett/Renard v Schlagenhauf/Stroemberg | 1-6,5-7 |
| ITF M15 Edmond MD | 2023/01/24 22:50 | Barrett/Renard v Kiger/Sigouin | 3-6,4-6 |