| Luxembourg Open - Qualifikation | 2023/05/04 12:15 | Kian-Yu Oei v Dennis Koppen | L | 0-2 |
| Luxembourg Open - Qualifikation | 2023/05/04 08:40 | Kian-Yu Oei v Filip Karlborg | W | 2-0 |
| Dutch International - Qualifikation | 2023/04/13 11:30 | Kian-Yu Oei v Keisuke Fujiwara | L | 1-2 |
| Dutch International - Qualifikation | 2023/04/13 07:40 | Kian-Yu Oei v Kuan-Chih Shih | W | 2-0 |
| Polish Open - Qualifikation | 2023/03/22 08:35 | David K Kristensen v Kian-Yu Oei | L | 2-1 |
| Hungarian International | 2022/11/03 16:40 | Miha Ivanic v Kian-Yu Oei | L | 2-0 |
| Hungarian International - Qualifikation | 2022/11/03 08:00 | Mateusz Danielak v Kian-Yu Oei | W | 1-2 |
| Hungarian International - Qualifikation | 2022/11/02 16:00 | Kian-Yu Oei v Andraz Krapez | W | 2-0 |
| Polish Open - Qualifikation | 2023/03/22 08:00 | Daniel Dvorak v Kai Niederhuber | L | 0-2 |
| Polish International - Qualifikation | 2022/09/21 08:20 | Adrian Koc v Daniel Dvorak | W | 0-2 |