Stadium: MTA 15 Round: 27 Ground: Clay
| ITF - M15 Antalya | 2020/12/16 08:55 | Marsel Ilhan v Khumoyun Sultanov | 6-3,6-1 |
| ITF - M25 Nonthaburi | 2020/02/06 05:05 | Marsel Ilhan v Khumoyun Sultanov | 6-7,6-7 |
| ITF - M15 Antalya | 2022/01/29 10:45 | Bogdan Ionut Apostol v Marsel Ilhan | 3-6,6-7 |
| ITF - M15 Antalya | 2022/01/28 13:15 | Thijmen Loof v Marsel Ilhan | 5-7,5-7 |
| ITF - M15 Antalya | 2022/01/20 13:35 | Cezar Cretu v Marsel Ilhan | 6-4,2-6,11-9 |
| ITF - M15 Antalya | 2022/01/20 09:30 | Cezar Cretu v Marsel Ilhan | 6-4,2-6,0-0 |
| ITF - M15 Antalya | 2022/01/19 12:25 | Marsel Ilhan v Bogdan Ionut Apostol | 6-2,4-6,6-2 |
| UTR Pro Tennis Series - Dubai | 2022/01/13 07:30 | Marsel Ilhan v Gorazd Srbljak | 6-2,5-1 |
| UTR Pro Tennis Series - Dubai | 2022/01/12 06:00 | Marsel Ilhan v Filip Duda | 6-3,6-3 |
| UTR Pro Tennis Series - Dubai | 2022/01/11 04:30 | Marsel Ilhan v Jonathan Eysseric | 2-6,6-7 |
| ITF - M15 Antalya | 2022/01/29 10:35 | Antonio Massara v Khumoyun Sultanov | 3-6,6-4,8-10 |
| ITF - M15 Antalya | 2022/01/28 13:15 | Aziz Dadabaev v Khumoyun Sultanov | 3-6,2-6 |
| Challenger - Antalya | 2021/12/08 11:00 | Khumoyun Sultanov v Cezar Cretu | 3-6,3-6 |
| Challenger - Antalya | 2021/11/29 10:05 | Khumoyun Sultanov v Jakub Paul | 3-6,3-6 |
| Challenger - Manama | 2021/11/22 10:10 | Khumoyun Sultanov v Marek Gengel | 6-4,6-7,0-6 |
| Challenger - Manama | 2021/11/21 11:45 | Khumoyun Sultanov v Omar Ahmed | 6-3,6-2 |
| ITF - M25 Nur-Sultan | 2021/10/29 05:00 | Yan Sabanin v Khumoyun Sultanov | 6-3,6-4 |
| ITF - M25 Nur-Sultan | 2021/10/28 04:55 | Sergey Fomin v Khumoyun Sultanov | 6-7,0-6 |