| Croatia International - Kvalifikation | 2023/09/28 08:10 | Justin Seibel v Arun Kumar Ashok Kumar | W | 2-1 |
| Latvia Int. Qual | 2023/08/31 08:20 | Neil Bhabuta v Justin Seibel | L | 2-1 |
| Latvia Int. Qual | 2023/08/30 12:00 | Emil Dantler v Justin Seibel | W | 1-2 |
| Lithuanian International - Kvalifikation | 2023/06/08 16:40 | Justin Seibel v Yohan Barbieri | L | 0-2 |
| Lithuanian International - Kvalifikation | 2023/06/08 10:05 | Danielius Berzanskis v Justin Seibel | W | 1-2 |
| Bonn International - Kvalifikation | 2023/05/31 09:55 | Justin Seibel v Yaro Van Delsen | L | 0-2 |
| Dutch International - Kvalifikation | 2023/04/13 11:10 | Justin Seibel v Andi Fadel Muhammad | L | 0-2 |
| Iceland Int. - Kvalifikation | 2023/01/26 10:00 | Soen Rimmer v Justin Seibel | L | 2-1 |
| Croatia International - Kvalifikation | 2023/09/28 08:20 | Loris Dietrich v Gregor Alic | W | 2-0 |
| Slovenien - Future Series - Kvalifikation | 2023/09/07 11:32 | Jamie Pearcy v Loris Dietrich | L | 2-1 |
| Nouvelle Aquitane Future Series - Kvalifikation | 2023/07/06 07:35 | Loris Dietrich v Adam Mcallister | L | 0-2 |