Stadium: Tennis Club Favorit - Court 4 Ground: Clay
Referee:
| ITF M15 Pirot | 2024/08/18 07:00 | Santiago Russo v David Simeonov | 6-3,6-2 |
| ITF M15 Sofia | 2024/08/12 12:30 | Edoardo De Filippo v David Simeonov | 6-1,4-6,10-5 |
| ITF M15 Sofia | 2024/08/12 07:30 | David Simeonov v Jacques-Kai Inoue | 5-7,6-2,11-9 |
| ITF M15 Sofia | 2024/08/11 08:00 | Boris Stojanovic v David Simeonov | 2-6,2-6 |
| ITF M25 Skopje | 2023/06/04 07:00 | Mateo Berta v David Simeonov | 7-6,6-2 |
| ITF M15 Pazardzhik | 2023/05/22 07:00 | Giuseppe Tresca v David Simeonov | 7-5,6-3 |
| ITF M15 Pazardzhik | 2023/05/21 07:00 | David Simeonov v Luca Nari | 6-2,6-3 |
| ITF M15 Pazardzhik | 2023/05/15 13:00 | David Simeonov v Ioannis Xilas | 4-6,3-6 |
| UTR Pro Bucharest | 2025/06/15 08:55 | Gheorghe Claudiu Schinteie v Gabriel Matuszewski | 4-6,7-6,6-1 |
| UTR Pro Bucharest | 2025/06/14 09:10 | Vasile Antonescu v Gabriel Matuszewski | 1-6,4-6 |
| UTR Pro Bucharest | 2025/06/13 09:30 | Gabriel Matuszewski v Traian Petrica | 3-6,6-2,6-2 |
| UTR Pro Bucharest | 2025/06/12 09:40 | Gabriel Matuszewski v Guglielmo Verdese | 2-6,0-6 |
| UTR Pro Bucharest | 2025/06/11 13:50 | Sabi Roi v Gabriel Matuszewski | 4-6,1-6 |
| UTR Pro Bucharest | 2025/06/10 12:15 | Dario Alexandru Ciobotaru v Gabriel Matuszewski | 6-4,6-4 |
| UTR Pro Glifada | 2025/06/08 07:35 | Gabriel Matuszewski v Stefan Skobelev | 7-6,6-2 |
| UTR Pro Glifada | 2025/06/07 08:25 | Gabriel Matuszewski v Vladimir Holban | 6-0,6-1 |