| Open de Slovénie - Qualif. | 05/16 12:20 | - | Ansal Yadav v Kai Niederhuber | L | 2-1 | |
| Open de Slovénie - Qualif. | 05/16 11:40 | - | Kai Niederhuber v C.S Koushiik | W | 2-0 | |
| Open de Slovénie - Qualif. | 05/15 14:50 | - | Christian Tomic v Kai Niederhuber | W | 0-2 | |
| International du Portugal Qualif. | 03/06 15:40 | - | Kai Niederhuber v Garret Tan | L | 1-2 | |
| Hungarian Int. Qual | 11/01 15:20 | - | Enrico Baroni v Kai Niederhuber | L | 2-0 | |
| Hungarian Int. Qual | 11/01 10:55 | - | Pavel Manasek v Kai Niederhuber | W | 0-2 | |
| Czech Open Qual | 10/19 16:45 | - | Kim Linell v Kai Niederhuber | L | 2-1 | |
| Croatian Int. | 09/29 09:55 | - | Simon Baron-Vezilier v Kai Niederhuber | L | 2-0 | |
| Croatia Int. Qual | 09/28 18:30 | - | Felix Wright v Kai Niederhuber | W | 0-2 | |
| Croatia Int. Qual | 09/28 15:10 | - | Edvin Hadzihalilovic v Kai Niederhuber | W | 0-2 | |
| Croatia Int. Qual | 09/28 12:15 | - | Sebastian Kadlec v Kai Niederhuber | W | 0-2 | |
| Polish Int. Qual | 09/21 10:20 | - | Kai Niederhuber v Arun Kumar Ashok Kumar | W | 2-0 |