| Iceland Int. | 2023/01/28 11:20 | Mads Juel Moller v Markus Barth | L | 2-0 |
| Scottish Open | 2023/10/06 11:20 | Samuel O'Brien Ricketts v Markus Barth | L | 2-1 |
| Cameroon Int. | 2023/08/27 11:00 | Somi Romdhani v Markus Barth | W | 1-2 |
| European Games | 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 Qual | 2023/06/08 12:40 | Markus Barth v Emil Dantler | W | 2-0 |
| Austrian Open Qual | 2023/05/25 09:10 | Markus Barth v Aria Dinata | L | 1-2 |
| Dutch Int. | 2023/04/14 16:25 | Markus Barth v Lucas Claerbout | L | 0-2 |
| Dutch Int. | 2023/04/14 11:45 | Markus Barth v Rohan Midha | W | 2-1 |
| Denmark Masters Qual | 2023/06/08 11:30 | Mads Juel Moller v Kim Bruun | L | 1-2 |
| Bonn Int. | 2023/06/01 12:40 | Matthias Kicklitz v Mads Juel Moller | L | 2-0 |
| Austrian Open Qual | 2023/05/26 08:10 | Wolfgang Gnedt v Mads Juel Moller | L | 2-0 |
| Austrian Open Qual | 2023/05/25 14:45 | Tino Daoudal v Mads Juel Moller | W | 0-2 |
| Austrian Open Qual | 2023/05/25 09:00 | Mads Juel Moller v Miha Ivanic | W | 2-0 |
| Swedish Open Qual | 2023/05/11 14:00 | Mads Juel Moller v Yu Huang | L | 0-2 |
| Swedish Open Qual | 2023/05/11 09:20 | Mads Juel Moller v Saneeth Dayanand Shimoga | W | 2-0 |
| Luxembourg Open | 2023/05/05 11:00 | Xiaodong Sheng v Mads Juel Moller | L | 2-1 |