| 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 Monastir | 2021/08/03 07:30 | Seita Watanabe v Martin Dimitrov | 6-7,3-6 |
| ITF - M15 Monastir | 2021/08/02 08:30 | Nikita Ianin v Martin Dimitrov | 4-6,6-3,5-10 |
| ITF - M15 Monastir | 2021/08/01 10:00 | Nikolas Moceanu v Martin Dimitrov | 3-6,2-6 |
| ITF - M15 Sófia | 2021/07/05 08:00 | Martin Dimitrov v Mihai Razvan Marinescu | 6-3,6-7,5-10 |
| ITF - M15 Sófia | 2021/07/04 09:00 | Ray Ho v Martin Dimitrov | 3-6,6-3,5-10 |
| ITF - M15 Curtea de Arges | 2021/08/08 10:00 | Dan Alexandru Tomescu v Samuil Konov | 6-1,6-3 |
| ITF - M25 Pitesti | 2021/08/01 13:30 | Martin Zeljenka v Samuil Konov | 6-4,6-4 |
| ITF - M15 Antália | 2021/06/28 12:20 | Daniil Glinka v Samuil Konov | 6-3,6-1 |
| ITF - M15 Antália | 2021/06/27 06:30 | Sabit Suntic v Samuil Konov | 4-6,3-6 |
| UTR Pro Tennis Series - Bucareste | 2021/06/03 12:00 | Kuzey Cekirge v Samuil Konov | 6-3,4-6,7-5 |
| UTR Pro Tennis Series - Bucareste | 2021/06/03 06:00 | Vlad Andrei Dancu v Samuil Konov | 6-3,5-7,6-2 |
| UTR Pro Tennis Series - Bucareste | 2021/06/02 13:00 | Valentin Vanta v Samuil Konov | 4-6,6-2,6-2 |
| ITF - M15 Bucareste | 2021/05/24 08:00 | Samuil Konov v Taiyo Yamanaka | 4-6,0-6 |