| Slovenia Future Series | 2023/09/08 09:20 | Jan Janostik v Kian-Yu Oei | L | 0-2 |
| International de Bonn - Qualif. | 2023/05/31 10:30 | Rui Yang Ryan Tan v Jan Janostik | L | 2-1 |
| Austrian Open - Qualif. | 2023/05/25 11:00 | Jan Janostik v Dani, Harsheel | L | 0-2 |
| Austrian Open - Qualif. | 2023/05/25 08:35 | Jan Janostik v Kumar, Dhruv | W | 2-0 |
| Open de Pologne - Qualif. | 2023/03/22 09:10 | Keith Mark Edison v Jan Janostik | L | 2-0 |
| Slovenia Future Series Qual | 2022/11/25 09:45 | Guilhem Hoyaux v Jan Janostik | L | 2-0 |
| Slovenia Future Series Qual | 2022/11/24 18:50 | Sebastian Mikkelsen v Jan Janostik | W | 0-2 |
| Czech Open | 2022/10/21 08:00 | Jan Janostik v Julien Scheiwiller | L | 0-2 |
| Belgian Int. Qual | 2023/09/13 13:00 | Kim Kristensen, D. v Iljo Van Delsen | L | 2-0 |
| International de Bonn - Qualif. | 2023/05/31 09:20 | Christensen, Rasmus Careoe v Iljo Van Delsen | L | 2-0 |
| Open de Slovénie - Qualif. | 2023/05/17 07:00 | Naren Shankar Iyer v Iljo Van Delsen | L | 2-0 |
| Open du Luxembourg - Qualif. | 2023/05/04 10:10 | Maxim Grinblat v Iljo Van Delsen | L | 2-1 |
| Dutch Int. - Qualif. | 2023/04/13 08:20 | Larry Pong v Iljo Van Delsen | L | 2-0 |
| Irish Open Qual | 2022/11/16 11:20 | Rossi, Remi v Iljo Van Delsen | L | 2-0 |
| Czech Open Qual | 2022/10/20 08:10 | Savin, Cristian v Iljo Van Delsen | L | 2-1 |
| Belgian Int. Qual | 2022/09/14 13:40 | Iljo Van Delsen v Matthias Kicklitz | L | 0-2 |