Stadium: Court 5 Round: 25 Ground: Hardcourt indoor
| ITF Kazakhstan F5 | 2016/09/24 04:00 | Vladimir Ivanov v Khumoyun Sultanov | 7-5,4-6,7-6 |
| ITF M25 Falun | 2021/09/27 08:30 | Vladimir Ivanov v Arvid Nordquist | 3-6,6-0,10-6 |
| ITF M25 Falun | 2021/09/26 13:00 | Vladimir Ivanov v Axel Bergdahl | 6-4,2-6,10-6 |
| Davis Kupa | 2021/09/17 11:30 | Dominic Stephan Stricker v Vladimir Ivanov | 6-3,6-4 |
| ITF M15 Chornomorsk | 2021/09/01 08:25 | Federico Campana v Vladimir Ivanov | 6-4,6-3 |
| ITF M15 Oldenzaal | 2021/08/18 12:35 | Vladimir Ivanov v Guy Den Heijer | 6-4,4-6,4-6 |
| ITF M15 Parnu | 2021/08/07 09:00 | Mattias Siimar v Vladimir Ivanov | 6-4,3-6,6-2 |
| ITF M15 Parnu | 2021/08/06 08:00 | Vladimir Ivanov v Otto Virtanen | 2-6,6-4,7-6 |
| ITF M15 Parnu | 2021/08/05 07:00 | Vladimir Ivanov v Siim Troost | 4-6,7-6,6-3 |
| ITF M25 Jonkoping | 2021/09/23 08:00 | Evgeny Karlovskiy v Khumoyun Sultanov | 6-3,6-2 |
| ITF M25 Jonkoping | 2021/09/22 09:55 | Elmer Moller v Khumoyun Sultanov | 2-6,6-4,2-6 |
| ITF M25 Jonkoping | 2021/09/21 07:30 | Arvid Nordquist v Khumoyun Sultanov | 3-6,3-6 |
| Davis Kupa | 2021/09/17 15:50 | Casper Ruud v Khumoyun Sultanov | 6-3,6-3 |
| Challenger Nur-Sultan | 2021/07/19 09:05 | Jason Kubler v Khumoyun Sultanov | 6-3,7-5 |
| Challenger Nur-Sultan | 2021/07/12 08:40 | Borna Gojo v Khumoyun Sultanov | 7-6,6-1 |
| Challenger Almaty | 2021/06/14 04:00 | Jesper De Jong v Khumoyun Sultanov | 6-1,6-3 |
| Challenger Almaty - selejtezők | 2021/06/13 04:00 | Grigoriy Lomakin v Khumoyun Sultanov | 0-6,3-6 |