| Challenger Skopje | 05/21 13:10 | 25 | [249] Dimitar Kuzmanov v Ryan Seggerman [117] | Retired | |
| Challenger Mauthausen | 05/11 14:00 | 28 | [260] Dimitar Kuzmanov v Jozef Kovalik [160] | 7-6,3-6,0-6 | |
| Challenger Mauthausen | 05/10 10:00 | 27 | Joel Schwaerzler v Dimitar Kuzmanov | 2-6,3-6 | |
| Challenger Mauthausen | 05/09 08:30 | 26 | [260] Dimitar Kuzmanov v Lukas Neumayer [211] | 2-6,6-2,6-0 | |
| Challenger Mauthausen | 05/07 12:00 | 25 | [260] Dimitar Kuzmanov v Mohamed Safwat [366] | 6-3,6-2 | |
| Challenger Aix en Provence | 04/30 09:00 | 19 | [128] Felipe M R Alves v Dimitar Kuzmanov [265] | 7-5,6-1 | |
| Challenger Aix en Provence | 04/29 09:00 | 14 | [265] Dimitar Kuzmanov v Pierre-Hugues Herbert [143] | 6-4,6-2 | |
| Challenger - Ostrava | 04/23 09:45 | 25 | [265] Dimitar Kuzmanov v Gauthier Onclin [276] | 5-7,6-7 | |
| ATP Marrakech | 03/31 11:00 | 14 | [238] Dimitar Kuzmanov v Nicolas Moreno De Alboran [158] | 3-6,7-6,2-6 | |
| Challenger Zadar | 03/20 09:00 | 26 | [238] Dimitar Kuzmanov v Sandro Kopp [392] | 6-7,2-6 | |
| Challenger Zadar | 03/18 16:10 | 25 | [200] Nerman Fatic v Dimitar Kuzmanov [238] | 0-6,6-7 | |
| Challenger Tenerife | 02/29 12:05 | 26 | [165] Mikhail Kukushkin v Dimitar Kuzmanov [231] | 6-4,7-5 |
Dimitar Kuzmanov (Bulgarian: Димитър Кузманов, pronounced [diˈmitɐr ˈkuzmɐnɔf] ; nickname: Miko; born 28 July 1993) is a Bulgarian professional tennis player. He competes mostly on the ATP Challenger Tour. His highest singles ranking is No. 159 achieved on 29 August 2022, whilst his best doubles ranking is No. 438 achieved on 1 April 2019.