| Swiss Open WD Qual | 2017/10/24 14:40 | Kai Schaefer v Thomas Rouxel | W | 0-2 |
| Dutch Open | 2017/10/11 08:00 | Thomas Rouxel v Kai Schaefer | L | 0-2 |
| Giraldilla Int. XD | 2017/04/07 07:40 | Thomas Rouxel v Kai Schaefer | W | 2-0 |
| European Championships | 2022/04/28 15:30 | Viktor Axelsen v Thomas Rouxel | L | 2-0 |
| European Championships | 2022/04/27 08:50 | Thomas Rouxel v Toby Penty | W | 2-0 |
| European Championships | 2022/04/26 09:40 | Thomas Rouxel v Julien Carraggi | W | 2-0 |
| Orleans Masters | 2022/03/30 08:20 | Thomas Rouxel v Chia Hao Lee | L | 0-2 |
| Swiss Open | 2022/03/23 08:40 | Thomas Rouxel v Jonatan Christie | L | 0-2 |
| All England Open | 2022/03/16 18:10 | Thomas Rouxel v Ka Long Angus Ng | L | 0-2 |
| German Open | 2022/03/08 09:45 | Thomas Rouxel v Guangzu Lu | L | 0-2 |
| World Championships | 2021/12/14 11:00 | Thomas Rouxel v Brian Yang | L | 0-2 |
| Thomas Cup | 2022/05/11 07:40 | Kai Schaefer v Jason Anthony Ho-Shue | W | 2-0 |
| Thomas Cup | 2022/05/09 07:40 | Tzu Wei Wang v Kai Schaefer | L | 2-1 |
| Thomas Cup | 2022/05/08 02:40 | Srikanth Kidambi v Kai Schaefer | L | 2-1 |
| European Championships | 2022/04/26 11:00 | Kai Schaefer v Anders Antonsen | L | 1-2 |
| Korea Open | 2022/04/05 03:50 | Donghun Kim v Kai Schaefer | L | 2-0 |
| Orleans Masters | 2022/03/30 11:00 | Kai Schaefer v Chico Aura Dwi Wardoyo | L | 0-2 |
| Polish Open | 2022/03/25 14:30 | Kai Schaefer v Jun Hao Leong | L | 0-2 |
| Polish Open | 2022/03/25 08:40 | Kai Schaefer v Luka Wraber | W | 2-0 |