| Polish Open - Qualifikation | 2023/03/23 10:45 | Aaron Sonnenschein v Valentin Singer | W | 0-2 |
| Polish Open - Qualifikation | 2023/03/22 17:20 | Adam Konczol v Valentin Singer | W | 0-1 |
| Portugal International | 2023/03/11 16:20 | Valentin Singer v Viktor Ording Kauffman | L | 0-2 |
| Portugal International | 2023/03/10 14:35 | Valentin Singer v Nathan Tang | W | 2-0 |
| Iceland International | 2023/01/28 17:20 | Karan Rajan Rajarajan v Valentin Singer | L | 2-0 |
| Iceland International | 2023/01/28 11:55 | Nicolas A. Mueller v Valentin Singer | W | 1-2 |
| Iceland International | 2023/01/27 14:50 | Brian Holtschke v Valentin Singer | W | 1-2 |
| Estonian International - Qualifikation | 2023/01/12 07:35 | Valentin Singer v Yu Kai Huang | L | 0-2 |
| Polish Open | 2023/03/23 09:35 | Viacheslav Yakovlev v Jack Yu | W | 0-2 |
| Polish Open - Qualifikation | 2023/03/22 17:55 | Jack Yu v Nathan Tang | W | 2-0 |
| Portugal International - Qualifikation | 2023/03/09 15:40 | Aria Dinata v Jack Yu | L | 2-0 |
| Portugal International - Qualifikation | 2023/03/09 13:35 | Alberto Perals v Jack Yu | W | 0-2 |
| Portugal International - Qualifikation | 2023/03/08 16:05 | Jack Yu v Ludvig Petre Olsson | W | 2-0 |