| Hungarian International | 2023/11/02 12:45 | Valentin Singer v Kian-Yu Oei | L | 1-2 |
| Czech Open | 2023/10/20 15:30 | Valentin Singer v Gustav Bjorkler | L | 0-2 |
| Croatian International | 2023/09/30 08:20 | Aria Dinata v Valentin Singer | L | 2-0 |
| Croatian International | 2023/09/29 16:50 | Karl Kert v Valentin Singer | W | 0-2 |
| Croatian International | 2023/09/29 10:20 | David Silva v Valentin Singer | W | 0-2 |
| Belgian International | 2023/09/14 10:40 | Julien Carraggi v Valentin Singer | L | 2-0 |
| Lettland - Latvia International | 2023/09/03 06:20 | Daniil Dubovenko v Valentin Singer | L | 2-1 |
| Lettland - Latvia International | 2023/09/02 12:20 | Kian-Yu Oei v Valentin Singer | W | 1-2 |
| Dutch Open | 2023/10/12 16:05 | Matthias Kicklitz v Lucas Claerbout | L | 1-2 |
| Scottish Open | 2023/10/06 11:20 | Nhat Nguyen v Matthias Kicklitz | L | 2-1 |
| Brazil International | 2023/08/12 12:40 | Matthias Kicklitz v Ygor Coelho | L | 0-2 |
| Brazil International | 2023/08/11 17:30 | Matthias Kicklitz v Bernardo Atilano | W | 2-1 |
| Brazil International | 2023/08/10 13:20 | Erick Furuchi v Matthias Kicklitz | W | 0-2 |
| Nantes Int. - Qualifikation | 2023/06/15 18:35 | Matthias Kicklitz v Jason Christ Alexander | L | 0-2 |
| Nantes Int. - Qualifikation | 2023/06/15 11:55 | Matthias Kicklitz v Cholan Kayan | W | 2-1 |
| Lithuanian International | 2023/06/11 10:00 | Matthias Kicklitz v Kian-Yu Oei | W | 2-0 |