| ITF - M15 Doha | 01/14 12:00 | 29 | [333] Yanki Erel v Khumoyun Sultanov [364] | 6-7,4-6 | |
| ITF - M15 Doha | 01/13 11:00 | 28 | Viacheslav Bielinskyi v Khumoyun Sultanov | Retired | |
| ITF - M15 Doha | 01/12 11:00 | 27 | Ali Habib v Khumoyun Sultanov | 2-6,2-6 | |
| ITF - M15 Doha | 01/11 12:00 | 26 | Stefan Palosi v Khumoyun Sultanov | 3-6,4-6 | |
| ITF - M15 Doha | 01/10 15:45 | 25 | Mirza Basic v Khumoyun Sultanov | 6-7,6-7 | |
| ITF - M25 Vale Do Lobo | 11/26 12:00 | 29 | [436] Khumoyun Sultanov v Jules Marie [253] | 6-4,7-6 | |
| ITF - M25 Vale Do Lobo | 11/25 11:30 | 28 | [436] Khumoyun Sultanov v Henrique Rocha [277] | 6-4,6-2 | |
| ITF - M25 Vale Do Lobo | 11/24 10:30 | 27 | Hynek Barton v Khumoyun Sultanov | 6-7,2-6 | |
| ITF - M25 Vale Do Lobo | 11/23 10:00 | 26 | Michal Lusovsky v Khumoyun Sultanov | 3-6,1-6 | |
| ITF - M25 Vale Do Lobo | 11/21 14:10 | 25 | David Poljak v Khumoyun Sultanov | 6-2,4-6,1-6 | |
| ITF - M25 Vale Do Lobo | 11/18 10:55 | 28 | [277] Henrique Rocha v Khumoyun Sultanov [425] | 6-4,7-5 | |
| ITF - M25 Vale Do Lobo | 11/17 12:00 | 27 | [425] Khumoyun Sultanov v Lucas Poullain [248] | 4-6,6-4,7-5 | |
| ITF - M25 Vale Do Lobo | 11/16 11:30 | 26 | Khumoyun Sultanov v Aleksandr Braynin | 6-3,7-6 | |
| ITF - M25 Vale Do Lobo | 11/15 13:50 | 25 | Khumoyun Sultanov v Peter Buldorini | 7-6,6-2 | |
| ITF - M25 Trnava | 11/08 11:00 | 25 | [424] Khumoyun Sultanov v Lukas Pokorny [473] | 7-6,3-6,4-6 | |
| Challenger Ismaning | 10/29 10:55 | 14 | [334] Antoine Bellier v Khumoyun Sultanov [429] | 6-3,7-6 | |
| ITF M25 Sarreguemines | 10/27 10:00 | 27 | [285] Dan Added v Khumoyun Sultanov [429] | 7-5,6-4 | |
| ITF M25 Sarreguemines | 10/26 08:00 | 26 | Jannik Opitz v Khumoyun Sultanov | 5-7,2-6 | |
| ITF M25 Sarreguemines | 10/24 07:50 | 25 | [243] Jakob Schnaitter v Khumoyun Sultanov [429] | 6-3,4-6,5-7 | |
| Challenger - Hambourg | 10/16 10:20 | 19 | [411] Akira Santillan v Sultanov, Khumoyun [426] | 6-2,5-7,6-4 | |
| Challenger - Hambourg | 10/15 10:15 | 14 | Tuncay Duran v Sultanov, Khumoyun | 4-6,4-6 | |
| Coupe Davis | 09/17 13:05 | 4 | [166] Joris De Loore v Khumoyun Sultanov [421] | 6-3,6-4 | |
| Coupe Davis | 09/16 11:55 | 1 | [184] Kimmer Coppejans v Khumoyun Sultanov [421] | 6-7,6-3,6-7 | |
| Istanbul, Turkey | 09/03 13:15 | 14 | Marsel Ilhan v Khumoyun Sultanov | 6-4,6-2 | |
| ITF - M15 Nakhon Si Thammarat | 08/25 01:55 | 27 | Khumoyun Sultanov v Thanapet Chanta | 6-4,4-6,6-7 | |
| ITF - M15 Nakhon Si Thammarat | 08/24 02:00 | 26 | Khumoyun Sultanov v Ryotaro Taguchi | 6-3,6-4 | |
| ITF - M15 Nakhon Si Thammarat | 08/23 04:50 | 25 | Khumoyun Sultanov v Suksumrarn, Thantub | 6-1,6-2 | |
| ITF M25 Jakarta | 08/18 02:30 | 27 | Khumoyun Sultanov v M Rifqi Fitriadi | 3-6,2-6 | |
| ITF M25 Jakarta | 08/17 05:25 | 26 | Khumoyun Sultanov v Dzhavakian, Yurii | 6-4,6-4 | |
| ITF M25 Jakarta | 08/16 03:30 | 25 | Khumoyun Sultanov v Corban Crowther | 6-4,6-0 |
Khumoyun Agzamdzhanovich Sultanov (born 27 October 1998) is an Uzbek tennis player.
Sultanov has a career high ATP singles ranking of 299 achieved on 17 February 2020. He also has a career high ATP doubles ranking of 363 achieved on 2 May 2022.
Sultanov represents Uzbekistan at the Davis Cup, where he has a W/L record of 2–6.