stadio: Court 4 Round: 62 Ground: Clay
| ITF M15 Buschhausen | 2023/09/10 14:30 | Stepan Pecak v Matteo Lavizzari | 3-6,1-6 |
| ITF M25 Sion | 2023/08/31 10:00 | Remy Bertola v Stepan Pecak | 6-1,6-0 |
| 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 17:25 | 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 Pardubice | 2023/09/17 09:00 | Dominik Hozman v Aleksander Chayka | 3-6,5-7 |
| ITF M25 Yinchuan | 2023/08/15 04:40 | Jiayang Dong v Aleksander Chayka | 6-7,7-5,10-8 |
| ITF M25 Yinchuan | 2023/08/14 02:00 | Xirui Han v Aleksander Chayka | 0-2 |
| ITF M25 Baotou | 2023/08/06 08:30 | Xirui Liu v Aleksander Chayka | 7-6,0-6,10-5 |
| ITF M25 Anning | 2023/08/04 03:05 | Aleksander Chayka v Rigele Te | 1-6,6-7 |
| ITF M25 Anning | 2023/08/03 03:35 | Hanwen Li v Aleksander Chayka | 6-7,2-6 |
| ITF M25 Anning | 2023/08/02 02:55 | Kuan-Yi Lee v Aleksander Chayka | 6-2,5-7,4-6 |
| ITF M25 Anning | 2023/08/01 01:25 | Antoine Berger v Aleksander Chayka | 6-4,6-7,7-10 |