| Hungarian International - Kvalifikation | 2023/11/01 11:30 | Michal Szczypka v Sebastian Kadlec | W | 1-2 |
| Tjekkiet Open - Kvalifikation | 2023/10/19 10:30 | Kyrylo Leonov v Sebastian Kadlec | L | 2-0 |
| Croatia International - Kvalifikation | 2023/09/28 12:15 | Sebastian Kadlec v Kai Niederhuber | L | 0-2 |
| Slovenien - Future Series - Kvalifikation | 2023/09/07 09:20 | Sebastian Kadlec v Ivan Druzchenko | L | 0-2 |
| Lithuanian International - Kvalifikation | 2023/06/08 09:05 | Yegor Romaniuk v Sebastian Kadlec | L | 2-0 |
| Dutch International - Kvalifikation | 2023/04/13 08:50 | Marcus Viscovich v Sebastian Kadlec | L | 2-0 |
| Polish Open - Kvalifikation | 2023/03/22 09:45 | Sebastian Kadlec v Aaron Sonnenschein | L | 0-2 |
| Portugal Int. - Kvalifikation | 2023/03/08 12:10 | Sebastian Kadlec v Joonas Korhonen | L | 0-2 |
| Hungarian International - Kvalifikation | 2023/11/01 12:05 | Gregor Alic v Dominik Kopriva | W | 0-2 |
| Czech Open | 2023/10/20 09:30 | Jan Louda v Dominik Kopriva | L | 2-0 |
| Czech Open | 2023/10/19 18:40 | Marton Szerecz v Dominik Kopriva | W | 1-2 |
| Tjekkiet Open - Kvalifikation | 2023/10/19 13:00 | Kaylan Jensen v Dominik Kopriva | W | 0-2 |
| Bulgarian International | 2023/10/06 15:15 | Brian Holtschke v Dominik Kopriva | L | 2-0 |
| Bulgarian International | 2023/10/06 07:45 | Edvard Hylander v Dominik Kopriva | W | 0-2 |
| Slovenien - Future Series | 2023/09/08 11:40 | Dominik Kopriva v Romeo Makboul | L | 0-2 |
| Nouvelle Aquitane Future Series | 2023/07/07 09:55 | Dominik Kopriva v Sacha Leveque | L | 0-2 |