| ITF M25 Falun | 09/28 11:00 | 25 | Ivanov, Vladimir v Khumoyun Sultanov | 1-6,6-7 | |
| ITF M25 Jonkoping | 09/23 08:00 | 27 | Evgeny Karlovskiy v Khumoyun Sultanov | 6-3,6-2 | |
| ITF M25 Jonkoping | 09/22 09:55 | 26 | Elmer Moller v Khumoyun Sultanov | 2-6,6-4,2-6 | |
| ITF M25 Jonkoping | 09/21 07:30 | 25 | Arvid Nordquist v Khumoyun Sultanov | 3-6,3-6 | |
| Coupe Davis | 09/17 15:50 | 1 | [10] Casper Ruud v Khumoyun Sultanov [418] | 6-3,6-3 | |
| Nur Sultan, Kazakhstan | 07/19 09:05 | 25 | [305] Jason Kubler v Khumoyun Sultanov [407] | 6-3,7-5 | |
| Nur Sultan, Kazakhstan | 07/12 08:40 | 25 | [235] Gojo, Borna v Khumoyun Sultanov [371] | 7-6,6-1 | |
| Challenger Almaty | 06/14 04:00 | 19 | [322] Jesper De Jong v Khumoyun Sultanov [343] | 6-1,6-3 | |
| Challenger Almaty Qual | 06/13 04:00 | 14 | [394] Grigoriy Lomakin v Khumoyun Sultanov [343] | 0-6,3-6 | |
| Challenger Almaty | 06/06 08:05 | 14 | [484] Ivan Gakhov v Khumoyun Sultanov [343] | 6-3,6-4 | |
| ITF - M15 Monastir | 05/27 08:30 | 26 | Khumoyun Sultanov v Eliakim Coulibaly | 7-6,4-6,2-6 | |
| ITF - M15 Monastir | 05/26 12:15 | 25 | Khumoyun Sultanov v Tomas Farjat | 6-3,6-4 | |
| ITF - M15 Monastir | 05/20 08:30 | 26 | Khumoyun Sultanov v Guy Orly Iradukunda | 4-6,0-6 | |
| ITF - M15 Monastir | 05/19 11:20 | 25 | [341] Khumoyun Sultanov v Robert Strombachs [495] | 6-4,6-3 | |
| Challenger St. Petersburg | 03/08 07:00 | 19 | [333] Khumoyun Sultanov v van Rijthoven, Tim [335] | 2-6,1-6 | |
| Challenger St. Petersburg Qual | 03/07 09:35 | 14 | Khumoyun Sultanov v Daniil Glinka | 7-6,6-4 | |
| Challenger St. Petersburg | 03/01 13:25 | 25 | [286] Altug Celikbilek v Khumoyun Sultanov [327] | 6-4,6-1 | |
| ITF - M15 Antalya | 02/12 10:30 | 27 | [330] Khumoyun Sultanov v Filip C Jianu [391] | 2-6,1-6 | |
| ITF - M15 Antalya | 02/11 09:20 | 26 | [330] Khumoyun Sultanov v Lopez San Martin, Alvaro [496] | 6-2,6-3 | |
| ITF - M15 Antalya | 02/10 07:00 | 25 | Khumoyun Sultanov v Gabriele Maria Noce | 6-7,6-3,7-6 | |
| ITF - M15 Antalya | 02/05 07:00 | 27 | Khumoyun Sultanov v Hamad Medjedovic | 5-7,6-4,2-6 | |
| ITF - M15 Antalya | 02/04 09:55 | 26 | Khumoyun Sultanov v Timo Legout | 6-3,0-6,6-3 | |
| ITF - M15 Antalya | 02/04 07:00 | 25 | Khumoyun Sultanov v Yshai Oliel | Cancelled | |
| ITF - M15 Antalya | 02/03 13:35 | 25 | Khumoyun Sultanov v Dan Alexandru Tomescu | 4-6,6-3,7-6 | |
| ITF - M15 Antalya | 01/31 12:10 | 26 | Georgii Kravchenko v Khumoyun Sultanov | 6-2,6-3 | |
| ITF - M15 Antalya | 01/31 07:35 | 25 | Sidane Pontjodikromo v Khumoyun Sultanov | 6-7,6-3,9-11 | |
| ITF - M15 Antalya | 12/24 07:00 | 26 | Khumoyun Sultanov v Cengiz Aksu | 4-6,0-6 | |
| ITF - M15 Antalya | 12/23 12:35 | 25 | Khumoyun Sultanov v Aleksandr Braynin | 6-0,6-3 | |
| ITF - M15 Antalya | 12/16 08:55 | 25 | Marsel Ilhan v Khumoyun Sultanov | 6-3,6-1 | |
| ITF - M15 Antalya | 12/09 06:25 | 25 | Cengiz Aksu v Khumoyun Sultanov | 6-4,6-3 |
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.