| Latvia Int. Qual | 2021/08/26 10:30 | Ivo Keiss v Maksymilian Danielak | W | 0-2 |
| Austrian Open - Calificari | 2021/05/27 11:25 | Andraz Krapez v Maksymilian Danielak | L | 2-0 |
| Lithuanian International - Calificari | 2021/06/10 16:30 | Jan Janostik v Gregoire Deschamp | L | 1-2 |
| Lithuanian International - Calificari | 2021/06/10 14:00 | Viacheslav Yakovlev v Jan Janostik | W | 0-2 |
| Lithuanian International - Calificari | 2021/06/10 12:20 | Jan Janostik v Oleg Amosov | W | 2-0 |
| Austrian Open - Calificari | 2021/05/27 14:00 | Filip Spoljarec v Jan Janostik | L | 2-0 |
| Slovenia International - Feminin | 2021/05/19 15:10 | Jan Janostik v Leo Van Gysel | L | 0-2 |
| Slovenia International - Feminin | 2021/05/19 08:45 | Matthias Schnabel v Jan Janostik | W | 0-2 |