| Hylo Open Qual | 2023/10/31 08:30 | Markus Barth v Luka Wraber | L | 0-2 |
| Abu Dhabi Masters | 2023/10/18 06:00 | Korakrit Laotrakul v Markus Barth | L | 2-0 |
| Dutch Open | 2023/10/12 15:20 | Markus Barth v Mads Juel Moller | L | 0-2 |
| Scottish Open | 2023/10/06 11:20 | Samuel O'Brien Ricketts v Markus Barth | L | 2-1 |
| Kamerun Int. | 2023/08/27 11:00 | Somi Romdhani v Markus Barth | W | 1-2 |
| Europaspelen | 2023/06/29 10:00 | Julien Carraggi v Markus Barth | L | 2-1 |
| Denmark Masters | 2023/06/09 13:00 | Alwi Farhan v Markus Barth | L | 2-0 |
| Denmark Masters - Kval | 2023/06/08 12:40 | Markus Barth v Emil Dantler | W | 2-0 |
| Bulgarian Int. | 2023/10/08 07:30 | Mikolaj Szymanowski v Yohan Barbieri | W | 2-0 |
| Bulgarian Int. | 2023/10/07 14:00 | Mikolaj Szymanowski v Mateusz Danielak | W | 2-0 |
| Bulgarian Int. | 2023/10/07 07:40 | Mikolaj Szymanowski v Enrico Baroni | W | 2-0 |
| Bulgarian Int | 2023/10/06 14:45 | Alberto Perals v Mikolaj Szymanowski | W | 0-2 |
| Bulgarian Int | 2023/10/06 08:20 | Niilo Nyqvist v Mikolaj Szymanowski | W | 0-2 |
| Polen - Int. | 2023/09/22 09:40 | Kim Bruun v Mikolaj Szymanowski | L | 2-1 |
| Litauen - Int. | 2023/06/09 06:25 | Sanjeevi Padmanabhan Vasudevan v Mikolaj Szymanowski | W | 0-2 |
| Litauen - Int. - Kval | 2023/06/08 16:45 | Andrei Don v Mikolaj Szymanowski | W | 0-2 |