| Dutch Int. - Qualif. | 2022/04/13 10:20 | Ali Ahmed El Khateeb v Marian Liptak | L | 2-1 |
| Open de Slovaquie - Qualif. | 2022/03/02 15:10 | Marian Liptak v Sacha Leveque | L | 0-2 |
| Open de Slovaquie - Qualif. | 2022/03/02 09:55 | Mark Szent-Andrassy v Marian Liptak | W | 0-2 |
| Cyprus Int. Qual | 2021/10/14 08:00 | Marian Liptak v Viacheslav Yakovlev | L | 0-2 |
| Ukraine Int. | 2021/09/07 09:30 | Marian Liptak v Medynskiy, Ivan | L | 0-2 |
| Hellas Int. Qual | 2021/09/02 07:30 | Abela, Mark v Marian Liptak | L | 2-1 |
| Croatian Int. Qual | 2022/09/29 11:40 | Matthias Kicklitz v Justin Seibel | L | 2-0 |
| Croatia Open | 2022/06/20 17:40 | Ming Hong Lim v Justin Seibel | L | 2-0 |
| International de Bonn - Qualif. | 2022/06/15 08:30 | Justin Hoh v Justin Seibel | L | 2-0 |
| Open du Luxembourg - Qualif. | 2022/05/05 08:20 | Ouazzen, Martin v Justin Seibel | L | 2-0 |
| Italian Int. Qual | 2021/12/16 12:04 | Sacha Leveque v Justin Seibel | L | 2-0 |
| Slovenia Future Series Qual | 2021/11/25 10:10 | Ludvig Petre Olsson v Justin Seibel | L | 2-0 |
| Cyprus Int. Qual | 2021/10/14 12:00 | Justin Seibel v Magnus Bach Kristensen | L | 0-2 |
| Cyprus Int. Qual | 2021/10/14 09:30 | Justin Seibel v Papai, Balazs | W | 2-0 |