| Nantes Int. Qual | 2023/06/15 13:20 | 브루운, 제프 v Sacha Leveque | L | 1-2 |
| Nantes Int. Qual | 2023/06/15 11:55 | Paul, Georges J. v 브루운, 제프 | W | 1-2 |
| Nantes Int. Qual | 2023/06/15 07:35 | Lois Le Corre v 브루운, 제프 | W | 0-2 |
| Bonn Int. | 2023/06/01 13:10 | 브루운, 제프 v 야나키예프, 디미타르 | L | 1-2 |
| Austrian Open Qual | 2023/05/25 09:20 | Szymanowski, Mikolaj v 브루운, 제프 | L | 2-1 |
| Dutch Int. | 2023/04/14 11:05 | Keisuke Fujiwara v 브루운, 제프 | L | 2-1 |
| Polish Open Qual | 2023/03/22 09:45 | Sacha Leveque v 브루운, 제프 | L | 2-1 |
| Estonian Int. Qual | 2023/01/12 11:00 | 올슨, 루드비히 페트레 v 브루운, 제프 | L | 2-1 |
| Bonn Int. Qual | 2023/05/31 09:10 | Niederhuber, Kai v Kim Kristensen, D. | L | 0-2 |
| Austrian Open Qual | 2023/05/25 09:55 | Niederhuber, Kai v Jia Jie Tan | L | 0-2 |
| Slovenia Open Quals | 2023/05/17 16:45 | Niederhuber, Kai v Yaro Van Delsen | L | 1-2 |
| Slovenia Open Quals | 2023/05/17 09:10 | Niederhuber, Kai v Adarsh Palani Kumar | W | 2-0 |
| Luxembourg Open Qual | 2023/05/04 12:50 | Niederhuber, Kai v 카르발호, 브루노 | L | 0-2 |
| Luxembourg Open Qual | 2023/05/04 10:30 | Ramnish Kumar v Niederhuber, Kai | W | 0-2 |
| Polish Open Qual | 2023/03/22 16:00 | 킥리츠, 마티아스 v Niederhuber, Kai | L | 2-0 |
| Polish Open Qual | 2023/03/22 08:00 | Daniel Dvorak v Niederhuber, Kai | W | 0-2 |