| Challenger - Barcelone | 10/07 09:00 | 26 | [218] Dimitar Kuzmanov v Damir Dzumhur [134] | 6-4,6-4 | |
| Challenger - Barcelone | 10/05 13:10 | 25 | [217] Dimitar Kuzmanov v Robredo, Tommy [318] | 6-0,6-1 | |
| Sofia, Bulgaria | 09/29 16:55 | 26 | [125] Kamil Majchrzak v Dimitar Kuzmanov [226] | 7-5,6-1 | |
| Sofia, Bulgaria | 09/28 15:10 | 25 | [226] Dimitar Kuzmanov v Lorenzo Musetti [61] | 6-7,7-6,6-3 | |
| Challenger Biel | 09/20 12:45 | 25 | [257] Kamke, Tobias v Dimitar Kuzmanov [228] | 6-4,7-6 | |
| Challenger Banja Luka | 09/08 10:50 | 26 | [235] Dimitar Kuzmanov v Zdenek Kolar [182] | 5-7,2-6 | |
| Challenger Banja Luka | 09/06 14:10 | 25 | [235] Dimitar Kuzmanov v Alexander Shevchenko [356] | 3-6,6-4,6-1 | |
| Challenger Mallorca | 09/02 17:00 | 26 | [235] Dimitar Kuzmanov v Lacko, Lukas [197] | 2-6,6-7 | |
| Challenger Mallorca | 09/01 17:50 | 25 | [173] Kacper Zuk v Dimitar Kuzmanov [235] | 3-6,4-6 | |
| US Open, New York, USA | 08/24 22:45 | 14 | [231] Dimitar Kuzmanov v Marius Copil [228] | 6-7,4-6 | |
| Challenger Tampere | 07/21 09:00 | 26 | [233] Dimitar Kuzmanov v Kyrian Jacquet [346] | 6-3,4-6,6-7 | |
| Challenger Tampere | 07/19 15:30 | 25 | [205] Kimmer Coppejans v Dimitar Kuzmanov [233] | 6-1,3-6,6-7 | |
| Iasi, Romania | 07/16 09:40 | 27 | [220] Felipe Meligeni Rodrigues Alves v Dimitar Kuzmanov [238] | 6-0,3-6,6-3 | |
| Iasi, Romania | 07/14 11:15 | 26 | Nicholas D Ionel v Dimitar Kuzmanov | 6-2,3-6,4-6 | |
| Iasi, Romania | 07/13 07:00 | 25 | [267] Krstin, Pedja v Dimitar Kuzmanov [238] | 2-6,2-6 | |
| Challenger - Perugia | 07/07 13:50 | 26 | [246] Dimitar Kuzmanov v Nerman Fatic [340] | 4-6,6-7 | |
| Challenger - Perugia | 07/05 19:00 | 25 | [145] Federico Gaio v Dimitar Kuzmanov [246] | 6-2,3-6,6-7 | |
| Wimbledon, London, Great Britain | 06/22 10:00 | 14 | [221] Marius Copil v Dimitar Kuzmanov [244] | 6-4,6-3 | |
| Challenger Almaty | 06/14 05:40 | 25 | [260] Gian Marco Moroni v Dimitar Kuzmanov [244] | Retired | |
| Challenger Almaty | 06/11 04:30 | 27 | [279] Chun Hsin Tseng v Dimitar Kuzmanov [242] | 7-6,6-3 | |
| Challenger Almaty | 06/10 04:00 | 26 | [242] Dimitar Kuzmanov v Enzo Couacaud [177] | 7-5,6-0 | |
| Challenger Almaty | 06/08 06:00 | 25 | [242] Dimitar Kuzmanov v Menendez-Maceiras, Adrian [296] | 6-2,6-4 | |
| Open de France | 05/24 20:40 | 14 | [124] Hugo Dellien v Dimitar Kuzmanov [241] | 3-6,6-2,6-1 | |
| Challenger Biella | 05/19 09:00 | 26 | [237] Dimitar Kuzmanov v Facundo Mena [250] | 2-6,7-6,1-6 | |
| Challenger Biella | 05/17 10:10 | 25 | [244] Tristan Lamasine v Dimitar Kuzmanov [237] | 5-7,6-4,1-6 | |
| Challenger - Zagreb | 05/09 08:30 | 14 | [186] Zhizhen Zhang v Dimitar Kuzmanov [242] | 4-6,6-2,6-3 | |
| Challenger Biella | 05/05 08:00 | 26 | [242] Dimitar Kuzmanov v Varillas, Juan Pablo [150] | 1-6,7-5,6-7 | |
| Challenger Biella | 05/04 08:00 | 25 | [242] Dimitar Kuzmanov v Lorenzo Giustino [175] | 6-3,1-6,6-3 | |
| Challenger Biella | 05/03 08:30 | 19 | [330] Galovic, Viktor v Dimitar Kuzmanov [242] | 6-4,6-2 | |
| Challenger Biella | 05/02 12:30 | 14 | Stefano Reitano v Dimitar Kuzmanov | 6-2,2-6,2-6 |
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.