| Open de Suède | 2023/05/12 10:10 | Joel Koenig v Burestedt, Felix | L | 1-2 |
| Luxembourg Open | 2023/05/05 11:40 | Simon Baron-Vezilier v Joel Koenig | L | 2-1 |
| Dutch Int. - | 2023/04/14 15:00 | Joel Koenig v Joran Kweekel | L | 0-2 |
| Dutch Int. - | 2023/04/14 10:20 | Joel Koenig v Dennis Koppen | W | 2-0 |
| Open de Pologne - Qualif. | 2023/03/22 09:45 | Palakkal, S. v Joel Koenig | L | 2-1 |
| International du Portugal | 2023/03/10 12:05 | Danylo Bosniuk v Joel Koenig | L | 2-0 |
| Welsh Int. Qual | 2022/11/30 09:40 | Heng Lin Ngan v Joel Koenig | L | 2-0 |
| Welsh Int. Qual | 2022/11/29 13:05 | Luke Griffiths v Joel Koenig | W | 0-2 |
| International de Bonn - Qualif. | 2023/05/31 16:00 | Kho Wibowo, H. v Magnus Klinggaard | W | 2-1 |
| International de Bonn - Qualif. | 2023/05/31 08:35 | Kho Wibowo, H. v Noah Haase | W | 2-0 |
| Austrian Open - Qualif. | 2023/05/25 15:20 | Kho Wibowo, H. v Po-Wei Wang | L | 0-2 |
| Austrian Open - Qualif. | 2023/05/25 09:40 | Pranay Katta v Kho Wibowo, H. | W | 0-2 |
| Open de Suède - Qualif. | 2023/05/11 14:35 | Simon Baron-Vezilier v Kho Wibowo, H. | L | 2-1 |
| Open de Suède - Qualif. | 2023/05/11 12:15 | Kho Wibowo, H. v Rimmer, Soen | W | 2-0 |
| Open du Luxembourg - Qualif. | 2023/05/04 09:30 | Tang, Kai Feng v Kho Wibowo, H. | L | 2-1 |
| Indonesia Masters | 2022/10/18 11:00 | Shahyar Shaqeem v Kho Wibowo, H. | L | 2-0 |