| Scottish Open | 2023/10/06 14:40 | Collins Valentine Filimon v Kai Schaefer | L | 2-1 |
| Scottish Open | 2023/10/06 09:20 | Bernardo Atilano v Kai Schaefer | W | 0-2 |
| Belgian International | 2023/09/14 11:15 | Kai Schaefer v Louis Ducrot | L | 1-2 |
| Australian Open | 2023/08/02 02:25 | Su Li Yang v Kai Schaefer | L | 2-0 |
| Australian Open - kvalifikace | 2023/08/01 01:25 | Kai Schaefer v Korakrit Laotrakul | W | 2-1 |
| Australian Open - kvalifikace | 2023/07/31 23:30 | Kai Schaefer v Ytharth Madaan | W | 2-0 |
| US Open | 2023/07/12 19:10 | Kai Schaefer v Koo Takahashi | L | 0-2 |
| Canada Open - kvalifikace | 2023/07/04 16:55 | Kai Schaefer v Parupalli Kashyap | L | 0-2 |
| Belgian International - kvalifikace | 2023/09/13 12:40 | Gregoire Deschamp v Harry Huang | L | 0-2 |
| Belgian International - kvalifikace | 2023/09/13 10:40 | Gregoire Deschamp v Raphael Maho | W | 2-0 |
| Nouvelle Aquitane Future Series | 2023/07/07 09:55 | Fu-Yang Chiang v Gregoire Deschamp | L | 2-1 |
| Nantes Int. - kvalifikace | 2023/06/15 09:55 | Noah Haase v Gregoire Deschamp | L | 2-1 |
| Austrian Open - kvalifikace | 2023/05/25 08:00 | Gregoire Deschamp v Xiaodong Sheng | L | 1-2 |
| Luxembourg Open | 2023/05/05 12:00 | Krishna Adi Nugraha v Gregoire Deschamp | L | 2-0 |
| Luxembourg Open | 2023/05/05 10:00 | Aram Mahmoud v Gregoire Deschamp | W | 1-2 |
| Polish Open - kvalifikace | 2023/03/22 08:35 | Gregoire Deschamp v Viktor Ording Kauffman | L | 1-2 |