| Nouvelle Aquitane Future Series | 2023/07/07 09:20 | Nicolas A. Mueller v Brian Holtschke | L | 2-0 |
| Lithuanian Int. | 2023/06/10 14:30 | Nicolas A. Mueller v Brian Holtschke | L | 2-0 |
| Lithuanian Int. | 2023/06/10 09:05 | Brian Holtschke v Tino Daoudal | W | 2-1 |
| Lithuanian Int. | 2023/06/09 12:40 | Harry Huang v Brian Holtschke | W | 1-2 |
| Bonn Int. | 2023/06/02 08:10 | Henrikho Kho Wibowo v Brian Holtschke | L | 2-0 |
| Bonn Int. | 2023/06/01 12:00 | Brian Holtschke v Amaury Lievre | W | 2-1 |
| Austrian Open Qual | 2023/05/25 10:20 | Brian Holtschke v Tino Daoudal | L | 0-2 |
| Slovenia Open Quals | 2023/05/18 07:20 | Brian Holtschke v Chen Xun Zhao | L | 1-2 |
| Lithuanian Int. | 2023/06/09 13:05 | Mateusz Danielak v Prahdiska B Shujiwo | L | 0-2 |
| Bonn Int. | 2023/06/01 11:50 | Mateusz Danielak v Zack Bobrowski | L | 1-2 |
| Swedish Open Qual | 2023/05/11 10:30 | Mateusz Danielak v Amaury Lievre | L | 0-2 |
| Luxembourg Open Qual | 2023/05/04 13:30 | Mateusz Danielak v Ernesto Baschwitz | L | 1-2 |
| Luxembourg Open Qual | 2023/05/04 09:50 | Mateusz Danielak v Dominik Kopriva | W | 2-1 |
| Dutch Int. Qual | 2023/04/13 08:00 | Mateusz Danielak v Harry Huang | L | 1-2 |
| Polish Open | 2023/03/24 12:00 | Mateusz Danielak v Luka Wraber | L | 1-2 |
| Slovenia Future Series | 2022/11/26 09:20 | Mateusz Danielak v Heng Lin Ngan | L | 1-2 |