| Open de Catar - Dobles Mixtos | 02/02 08:47 | - | Dennis Klein v Tomasz Kotowski | L | 2-4 | |
| Open de Catar - Femenino | 12/18 15:22 | - | Bohumil Vozicky v Dennis Klein | L | 3-0 | |
| Open de Catar - Femenino | 12/15 20:09 | - | Tomas Tregler v Dennis Klein | L | 3-1 | |
| Open de Catar - Femenino | 12/15 18:48 | - | Aleksandar Karakasevic v Dennis Klein | L | 3-0 | |
| Open de Catar - Femenino | 09/22 17:04 | - | Dennis Klein v Florent Lambiet | L | 1-4 | |
| Open de Catar - Femenino | 09/22 13:23 | - | Cazuo Matsumoto v Dennis Klein | W | 2-4 |