| Slovenia Int. Qual | 2022/05/18 08:20 | Charles Fouyn v Kai Niederhuber | L | 2-0 |
| Slovenia Future Series Qual | 2021/11/25 12:30 | Kai Niederhuber v Finn Achthoven | W | 2-0 |
| Lithuanian Int. | 2021/06/12 14:20 | B.R. Sankeerth v Kai Niederhuber | L | 2-0 |
| Lithuanian Int. | 2021/06/12 08:00 | Kai Niederhuber v Shaun Ekengren | W | 2-1 |
| Lithuanian Int. | 2021/06/11 09:45 | Samuel Cassar v Kai Niederhuber | W | 1-2 |
| Lithuanian Int. Qual | 2021/06/10 16:00 | Kai Niederhuber v Kilian Ming-Zhe Maurer | W | 2-0 |
| Austrian Open Qual | 2021/05/27 15:10 | Kai Niederhuber v Philip I Klindt | L | 1-2 |
| Austrian Open Qual | 2021/05/27 10:35 | Lenny Sudarma v Kai Niederhuber | W | 0-2 |
| Slovenia Int. Qual | 2022/05/18 08:00 | Zoltan Kereszti v Ciar Pringle | L | 0-2 |
| Slovenia Future Series Qual | 2021/11/25 10:20 | Zoltan Kereszti v Jaka Ivancic | L | 1-2 |
| Slovenia Int. Qual | 2021/05/19 16:20 | David Van Dalm v Zoltan Kereszti | L | 2-0 |
| Slovenia Int. Qual | 2021/05/19 14:00 | Zoltan Kereszti v Gal Bizjak | W | 2-0 |
| Slovenia Int. Qual | 2021/05/19 12:15 | Zoltan Kereszti v Borna Car | W | 2-1 |
| Slovak Open Qual | 2020/02/26 10:55 | Zoltan Kereszti v Torjus Flaatten | L | 0-2 |