| Challenger de Praga | 05/07 09:00 | 28 | [223] Lorenzo Giustino v Dimitar Kuzmanov [206] | 7-6,4-6,6-2 | |
| Challenger de Praga | 05/06 09:00 | 27 | [209] Maximilian Marterer v Dimitar Kuzmanov [206] | 1-6,0-6 | |
| Challenger de Praga | 05/04 09:00 | 26 | [206] Dimitar Kuzmanov v Nuno Borges [132] | 6-1,7-5 | |
| Challenger de Praga | 05/02 11:00 | 25 | [206] Dimitar Kuzmanov v Illya Marchenko [251] | 6-1,6-3 | |
| Challenger de Madrid | 04/11 12:30 | 25 | [120] Fernando Verdasco v Dimitar Kuzmanov [206] | 6-3,6-4 | |
| Challenger de Oeiras | 04/08 12:00 | 27 | [208] Dimitar Kuzmanov v Zdenek Kolar [150] | 1-6,6-0,6-7 | |
| Challenger de Oeiras | 04/06 13:20 | 26 | [208] Dimitar Kuzmanov v Lucas Gerch [386] | 6-2,6-1 | |
| Challenger de Oeiras | 04/05 12:30 | 25 | [208] Dimitar Kuzmanov v Alexandar Lazarov [411] | 7-6,0-6,6-2 | |
| Challenger de Oeiras | 03/30 13:15 | 26 | [191] Dimitar Kuzmanov v Nuno Borges [150] | 6-7,5-7 | |
| Challenger de Oeiras | 03/29 13:00 | 25 | [314] Francesco Forti v Dimitar Kuzmanov [191] | 2-6,1-6 | |
| Challenger de Zadar | 03/22 14:45 | 25 | [280] Nerman Fatic v Dimitar Kuzmanov [193] | 6-2,7-6 | |
| Copa Davis | 03/05 15:20 | 45 | Dimitar Kuzmanov v Adolfo Daniel Vallejo | Cancelled | |
| Copa Davis | 03/04 14:00 | 45 | Dimitar Kuzmanov v Hernando J E Isnardi | 7-6,6-0 | |
| Challenger Bengaluru | 02/20 08:30 | 28 | [135] Aleksandar Vukic v Dimitar Kuzmanov [209] | 6-4,6-4 | |
| Challenger Bengaluru | 02/19 09:10 | 28 | [155] Enzo Couacaud v Dimitar Kuzmanov [209] | 6-4,5-7,3-6 | |
| Challenger Bengaluru | 02/18 07:40 | 27 | [226] Mathias Bourgue v Dimitar Kuzmanov [209] | 4-6,2-6 | |
| Challenger Bengaluru | 02/16 08:25 | 26 | [196] Alexandre Muller v Dimitar Kuzmanov [209] | 4-6,1-6 | |
| Challenger Bengaluru | 02/14 07:20 | 25 | [215] Dimitar Kuzmanov v Hugo Grenier [158] | 6-4,6-3 | |
| Challenger Bengaluru | 02/10 05:30 | 26 | [215] Dimitar Kuzmanov v Alexandre Muller [208] | 6-7,4-6 | |
| Challenger Bengaluru | 02/08 08:25 | 25 | S D Prajwal Dev v Dimitar Kuzmanov | 2-6,2-6 | |
| ATP Pune | 01/30 05:30 | 14 | [168] Elias Ymer v Dimitar Kuzmanov [225] | 7-5,6-4 | |
| Open de Australia | 01/12 07:30 | 15 | [204] Dimitar Kuzmanov v Tobias Kamke [254] | 5-7,4-6 | |
| Open de Australia | 01/11 02:45 | 14 | [204] Dimitar Kuzmanov v Daniel Masur [181] | 4-6,6-3,7-6 | |
| Challenger de Bendigo | 01/04 06:50 | 25 | [187] Dimitar Kuzmanov v Facundo Mena [209] | 6-7,4-6 | |
| Challenger de Lima | 10/26 15:00 | 25 | [188] Dimitar Kuzmanov v Gonzalo Villanueva [483] | 5-7,1-6 | |
| Challenger de Barcelona | 10/10 09:55 | 29 | [112] Hugo Gaston v Dimitar Kuzmanov [218] | 3-6,0-6 | |
| Challenger de Barcelona | 10/09 10:55 | 28 | [218] Dimitar Kuzmanov v Alex Molcan [117] | 7-5,7-6 | |
| Challenger de Barcelona | 10/08 09:00 | 27 | [270] Teymuraz Gabashvili v Dimitar Kuzmanov [218] | 2-6,0-6 | |
| Challenger de Barcelona | 10/07 09:00 | 26 | [218] Dimitar Kuzmanov v Damir Dzumhur [134] | 6-4,6-4 | |
| Challenger de Barcelona | 10/05 13:10 | 25 | [217] Dimitar Kuzmanov v Tommy Robredo [318] | 6-0,6-1 |
Dimitar Kuzmanov (en búlgaro: Димитър Кузманов) es un tenista profesional de Bulgaria, nacido en la ciudad de Plovdiv el 28 de julio de 1993; es el actual número 2 búlgaro en el ranking de singles ATP.