| UTR Pro Sofia | 2023/09/08 06:30 | Ioannis Xilas v Hernando J E Isnardi | 2-6,2-6 |
| UTR Pro Sofia | 2023/09/07 07:03 | George Lazarov v Hernando J E Isnardi | 5-7,2-6 |
| UTR Pro Sofia | 2023/09/06 09:04 | Emil Dapcevic v Hernando J E Isnardi | 3-6,5-7 |
| UTR Pro Sofia | 2023/09/04 06:30 | Aniss Rafiq v Hernando J E Isnardi | 7-5,6-4 |
| ITF M15 Szczawno | 2023/08/30 07:00 | Lorenzo Joaquin Rodriguez v Hernando J E Isnardi | 6-2,6-4 |
| ITF M25 Poznan | 2023/08/21 09:00 | Hernando J E Isnardi v Facundo Bermejo | 7-6,3-6,5-10 |
| Challenger Santa Fe | 2023/07/03 16:10 | Adolfo Daniel Vallejo v Hernando J E Isnardi | 6-4,6-2 |
| Challenger Santa Fe | 2023/07/02 14:55 | Gonzalo Zeitune v Hernando J E Isnardi | 6-2,3-6,2-6 |
| UTR Pro Sofia | 2023/09/08 05:00 | Gabriel Donev v Milen Ianakiev | 6-3,5-2 |
| UTR Pro Sofia | 2023/09/07 06:30 | Gabriel Donev v Christos Keisidis | 6-3,6-2 |
| UTR Pro Sofia | 2023/09/06 05:00 | Janos Fekete v Gabriel Donev | 0-6,6-3,3-6 |
| UTR Pro Sofia | 2023/09/05 09:02 | Sergo Sikharulidze v Gabriel Donev | 0-6,3-6 |
| ITF M15 Kursumlijska Banja | 2023/08/30 09:05 | Gabriel Donev v Alessandro Bellifemine | 3-6,6-4,2-6 |
| ITF M15 Targu Jiu | 2023/08/15 13:45 | Lorenzo Joaquin Rodriguez v Gabriel Donev | 6-7,7-6,6-4 |
| ITF M15 Curtea de Arges | 2023/08/09 10:35 | Gabriel Donev v Luciano Emanuel Ambrogi | 0-6,4-6 |
| ITF M25 Pitesti | 2023/08/01 06:30 | Gabriel Donev v Quentin Folliot | 6-4,5-7,1-6 |