Stadium: Court 4 Round: 25 Ground: Clay
| ITF M25 Quinta Do Lago | 2021/10/17 10:00 | Jan Jermar v Stepan Pecak | 6-7,6-3,10-8 |
| ITF M25 Sion | 2023/08/28 17:25 | Thomas Mathys v Stepan Pecak | 2-6,2-6 |
| ITF M25 Sion | 2023/08/27 12:35 | Francesco Schmitz v Stepan Pecak | 4-6,2-6 |
| ITF M15 Caslano | 2023/08/20 14:40 | Davide Ferrarolli v Stepan Pecak | 6-2,6-4 |
| ITF M25 Kramsach | 2023/07/24 09:00 | Manuel Plunger v Stepan Pecak | 6-1,6-2 |
| ITF M25 Kramsach | 2023/07/23 12:00 | Nico Jaeger v Stepan Pecak | 0-6,6-7 |
| ITF M25 Kramsach | 2023/07/23 07:00 | Gabriel Moroder v Stepan Pecak | 1-6,1-6 |
| ITF M25 Telfs | 2023/07/17 07:00 | Adam Blecha v Stepan Pecak | 6-3,6-1 |
| ITF M25 Telfs | 2023/07/16 07:00 | Stepan Pecak v Martin Zeljenka | 6-4,1-6,10-2 |
| 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 M15 Caslano | 2023/08/20 12:25 | Giacomo Crisostomo v Jan Jermar | 6-2,6-0 |
| ITF M25 Telfs | 2023/07/19 12:20 | Jan Jermar v Gerard Campana Lee | 6-4,2-6,2-6 |
| ITF M25 Telfs | 2023/07/16 13:00 | Igor Dudun v Jan Jermar | 6-4,3-6,6-10 |
| ITF M25 Telfs | 2023/07/16 07:00 | Jan Jermar v Nicolas Affolter | 6-2,6-4 |
| UTR Pro Olomouc | 2023/07/09 07:30 | Jakub Novak v Jan Jermar | 6-7,7-6,0-6 |
| UTR Pro Olomouc | 2023/07/08 08:17 | Jan Jermar v Janos Fekete | 4-6,2-1 |