| Challenger Fergana | 06/21 06:00 | 27 | [432] Khumoyun Sultanov v Evan King [312] | 7-5,6-1 | |
| Challenger Fergana | 06/20 05:00 | 26 | [432] Khumoyun Sultanov v Baptiste Crepatte [336] | 6-3,3-6,6-1 | |
| Challenger Fergana | 06/18 07:00 | 25 | [269] Marc-Andrea Huesler v Khumoyun Sultanov [432] | 3-6,3-6 | |
| Challenger Fergana | 06/17 08:55 | 24 | [432] Khumoyun Sultanov v Arjun Kadhe [401] | 6-2,6-4 | |
| Challenger Almaty | 06/04 04:00 | 24 | [224] Vladyslav Manafov v Khumoyun Sultanov [432] | 7-6,7-6 | |
| ITF M25 Nonthaburi | 05/24 04:00 | 27 | [352] Ji Sung Nam v Khumoyun Sultanov [434] | 6-3,6-1 | |
| ITF M25 Nonthaburi | 05/23 05:45 | 26 | Chayanon Kaewsuto v Khumoyun Sultanov | 3-6,6-7 | |
| ITF M25 Nonthaburi | 05/21 06:25 | 25 | Jose Fco. Vidal Azorin v Khumoyun Sultanov | 4-6,7-5,2-6 | |
| Challenger Samarkand | 05/13 05:00 | 24 | Khumoyun Sultanov v Sergey Fomin | 6-7,6-3,2-6 | |
| Challenger Shymkent | 05/06 11:10 | 24 | [387] Khumoyun Sultanov v Zsombor Piros [365] | 7-5,4-6,2-6 | |
| ITF M25 Namangan | 05/03 06:50 | 27 | Konstantin Kravchuk v Khumoyun Sultanov | 3-6,6-4,7-5 | |
| ITF M25 Namangan | 05/02 05:30 | 26 | Matvey Minin v Khumoyun Sultanov | 1-6,4-6 | |
| ITF M25 Namangan | 04/30 12:00 | 25 | Sharobiddin Abzalov v Khumoyun Sultanov | 6-7,4-6 | |
| ITF M25 Andijan | 04/26 11:35 | 27 | Vladyslav Manafov v Khumoyun Sultanov | 6-4,6-4 | |
| ITF M25 Andijan | 04/26 07:00 | 26 | Markos Kalovelonis v Khumoyun Sultanov | 1-6,4-6 | |
| ITF M25 Andijan | 04/24 05:00 | 25 | Igor Shrolik v Khumoyun Sultanov | 3-6,3-6 | |
| ITF M25 Shymkent | 04/17 08:05 | 25 | Alexander Vasilenko v Khumoyun Sultanov | 6-0,6-3 | |
| ITF M25 Shymkent | 04/12 04:00 | 27 | [387] Khumoyun Sultanov v Sanjar Fayziev [277] | 3-6,6-2,6-7 | |
| ITF M25 Shymkent | 04/11 06:45 | 26 | Khumoyun Sultanov v Yan Bondarevskiy | Walkover | |
| ITF M25 Shymkent | 04/10 09:30 | 25 | Khumoyun Sultanov v Riccardo Maiga | 4-6,6-3,7-5 | |
| ITF M25 Kazan | 03/15 07:00 | 27 | Khumoyun Sultanov v Martins Podzus | 1-6,1-6 | |
| ITF M25 Kazan | 03/14 07:00 | 26 | Khumoyun Sultanov v Andrey Chepelev | 7-5,4-6,6-2 | |
| ITF M25 Kazan | 03/13 07:00 | 25 | Khumoyun Sultanov v Mikalai Haliak | Retired | |
| ITF M25 Aktobe | 02/21 05:00 | 26 | Artem Dubrivnyy v Khumoyun Sultanov | 6-4,6-2 | |
| ITF M25 Aktobe | 02/20 11:10 | 25 | Sergey Fomin v Khumoyun Sultanov | 6-7,5-7 | |
| ITF M25 Aktobe | 02/15 07:00 | 27 | Niels Lootsma v Khumoyun Sultanov | 7-6,4-6,7-5 | |
| ITF M25 Aktobe | 02/14 07:50 | 26 | Michal Konecny v Khumoyun Sultanov | 4-6,4-6 | |
| ITF M25 Aktobe | 02/13 11:55 | 25 | Anton Chekhov v Khumoyun Sultanov | 2-6,2-6 | |
| ITF M25 Kazan | 01/24 07:00 | 26 | Khumoyun Sultanov v Alexander Vasilenko | 4-6,0-6 | |
| ITF M25 Kazan | 01/23 12:15 | 25 | Khumoyun Sultanov v Boris Butulija | 7-6,6-2 |
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.