Stadium: Court 2 Round: 44 Ground: Hardcourt outdoor
| ITF M15 Sozopol | 2021/10/11 10:00 | Valentin Vanta v Stefan Luckanov | 6-2,6-0 |
| ITF M15 Sozopol | 2021/10/10 13:30 | Valentin Vanta v Nikola Keremedchiev | 6-4,6-3 |
| ITF M15 Sozopol | 2021/09/14 09:00 | Martin Krumich v Valentin Vanta | 7-5,7-6 |
| UTR Pro Tennis Series Sofia | 2021/09/02 08:30 | Alexandar Lazarov v Valentin Vanta | 6-4,3-6,5-3 |
| UTR Pro Tennis Series Sofia | 2021/09/01 06:30 | Valentin Vanta v Warren Sinius | 6-1,5-0 |
| UTR Pro Tennis Series Sofia | 2021/08/31 09:30 | Valentin Vanta v George Lazarov | 6-4,6-0 |
| UTR Pro Tennis Series Sofia | 2021/08/30 13:30 | Valentin Vanta v Volodymyr Uzhylovskyi | 6-2,6-3 |
| ITF M25 Bacau | 2021/08/17 07:00 | Toby Martin v Valentin Vanta | 6-7,6-2,12-10 |
| ITF M15 Sozopol | 2021/10/11 10:00 | Dan Radu Munteanu v Matic Dimic | 3-6,2-6 |
| ITF M15 Sozopol | 2021/10/10 13:30 | Matic Dimic v George Lazarov | 7-5,6-0 |
| ITF M15 Sozopol | 2021/10/06 09:00 | Matic Dimic v Ben Patael | 2-6,3-6 |
| ITF M15 Sozopol | 2021/10/05 06:30 | Maxim Khorozov v Matic Dimic | 4-6,2-6 |
| ITF M15 Sozopol | 2021/10/04 08:00 | Dragos Petre Popeanga v Matic Dimic | 1-6,3-6 |
| ITF M15 Sozopol | 2021/10/03 09:00 | Radoslav Shandarov v Matic Dimic | 2-6,1-6 |
| ITF M15 Zlatibor | 2021/09/13 09:30 | Michal Novansky v Matic Dimic | 7-6,6-4 |
| ITF M15 Bad Waltersdorf | 2021/09/01 12:10 | Lenny Hampel v Matic Dimic | 6-3,6-2 |