Stadium: Court 5 Round: 25 Ground: Hardcourt outdoor
| ITF M15 Burgas | 2019/10/11 08:00 | Martin Dimitrov v Calin Manda | 3-6,1-6 |
| ITF M15 Sozopol | 2021/09/13 07:00 | Martin Dimitrov v Radoslav Shandarov | 6-7,6-2,14-12 |
| UTR Pro Tennis Series Sofia | 2021/09/02 07:00 | Martin Dimitrov v Dian Nedev | 3-6,3-5 |
| UTR Pro Tennis Series Sofia | 2021/09/01 11:00 | Martin Dimitrov v Matias Zukas | 0-6,2-5 |
| UTR Pro Tennis Series Sofia | 2021/08/31 06:30 | Martin Dimitrov v Ivan Penev | 1-6,6-3,6-3 |
| UTR Pro Tennis Series Sofia | 2021/08/30 07:00 | Martin Dimitrov v Samuil Konov | 4-6,6-1,5-1 |
| ITF M15 Monastir | 2021/08/09 08:30 | Rishab Agarwal v Martin Dimitrov | 6-2,6-1 |
| ITF M15 Monastir | 2021/08/08 10:30 | Masood Eisa-Beygi v Martin Dimitrov | 2-6,1-6 |
| ITF M15 Monastir | 2021/08/04 07:30 | Mateo Nicolas Martinez v Martin Dimitrov | 6-2,6-2 |
| ITF M15 Curtea de Arges | 2021/08/13 10:55 | Calin Manda v Matias Zukas | 0-6,7-5,1-6 |
| ITF M15 Curtea de Arges | 2021/08/12 09:00 | Gabi Adrian Boitan v Calin Manda | 3-6,2-6 |
| ITF M15 Curtea de Arges | 2021/08/11 11:50 | Calin Manda v Alex Barrena | 6-4,6-2 |
| ITF M15 Curtea de Arges | 2021/08/10 08:25 | Calin Manda v Facundo Arias Bisso | 6-0,6-2 |
| ITF M15 Curtea de Arges | 2021/08/09 09:00 | Calin Manda v Vladimir Filip | 6-2,6-4 |
| ITF M25 Pitesti | 2021/08/04 06:00 | Calin Manda v Hernan Casanova | 1-6,2-6 |
| ITF M25 Kottingbrunn | 2021/07/21 08:00 | Calin Manda v Lenny Hampel | 4-6,5-7 |
| ITF M25 Kottingbrunn | 2021/07/20 09:20 | Calin Manda v Gabriele Datei | 6-3,7-6 |