| Polish Open - kval | 2023/03/22 10:20 | Michal Walentek v Filip Spoljarec | L | 0-2 |
| Czech Open Qual | 2022/10/20 10:30 | Michal Walentek v Yan Kit Wong | L | 0-2 |
| Polish Int. Qual | 2022/09/21 09:00 | Ze Xi Sean Ngu v Michal Walentek | L | 2-0 |
| Bonn International - kval | 2022/06/15 09:00 | Christopher Klauer v Michal Walentek | L | 2-0 |
| Czech Open Qual | 2021/10/21 10:15 | Valentin Singer v Michal Walentek | L | 2-0 |
| Polish Int. Qual | 2021/09/23 11:00 | Gustav Andree v Michal Walentek | L | 2-0 |
| Lithuanian Int. | 2021/06/11 11:30 | Michal Walentek v Cristian Savin | L | 1-2 |
| Austria lahtised meistrivõistlused - kval | 2021/05/27 10:10 | David K Kristensen v Michal Walentek | L | 2-0 |