Stadium: Court 3 Round: 62 Ground: Clay
| UTR Pro Olomouc | 2023/09/16 09:00 | Jan Jermar v Mikolaj Lis | 3-6,3-5 |
| UTR Pro Olomouc | 2023/09/15 06:00 | Dimitrije Zubac v Jan Jermar | 5-7,2-6 |
| UTR Pro Olomouc | 2023/09/14 11:46 | Lukas Rosol v Jan Jermar | 7-6,6-3 |
| UTR Pro Olomouc | 2023/09/12 06:00 | Pavel Nejedly v Jan Jermar | 6-2,5-1 |
| UTR Pro Olomouc | 2023/09/11 06:00 | Jan Jermar v Daniel Orlita | 3-6,6-3,6-7 |
| ITF M25 Sion | 2023/08/30 08:00 | Stepan Pecak v Jan Jermar | 5-7,7-6,6-3 |
| ITF M25 Sion | 2023/08/28 17:35 | Luca Parenti v Jan Jermar | 3-6,6-3,6-10 |
| ITF M25 Sion | 2023/08/27 11:05 | Mathieu Bornet v Jan Jermar | 3-6,1-6 |
| ITF M25 Jablonec Nad Nisou | 2023/08/30 09:30 | Martin Krumich v Vojtech Mares | 3-6,6-4,6-4 |
| ITF M25 Jablonec Nad Nisou | 2023/08/29 10:30 | Vojtech Mares v Henry Lieberman | 6-7,6-4,10-5 |
| ITF M25 Lodz | 2023/08/09 08:00 | Vojtech Mares v Filip Pieczonka | 3-6,1-6 |
| ITF M25 Lodz | 2023/08/08 12:05 | Vojtech Mares v Tomas Vaise | 3-6,7-6,10-8 |
| ITF M25 Lodz | 2023/08/08 07:30 | Edison Ambarzumjan v Vojtech Mares | 4-6,1-6 |
| ITF M25 Lodz | 2023/08/07 10:30 | Vojtech Mares v Breno R Urvaneja | 6-1,6-3 |
| ITF M25 Wetzlar | 2023/07/31 08:00 | Vojtech Mares v Vincent Marysko | 3-6,2-6 |
| ITF M15 Uslar | 2023/07/17 08:00 | John H Lithen v Vojtech Mares | 6-1,6-3 |