| Bulgarian Int | 2021/10/08 08:55 | Mueller, N. A. v 홀쉬케, 브라이언 | L | 0-2 |
| Lithuanian Int. | 2023/06/10 09:05 | Mueller, N. A. v 하이노, 아이크카 | W | 2-1 |
| Austrian Open Qual | 2023/05/25 11:05 | Mueller, N. A. v Eogene Ewe | L | 0-2 |
| Swedish Open Qual | 2023/05/11 19:15 | Maulana, Panji Ahmad v Mueller, N. A. | L | 2-0 |
| Swedish Open Qual | 2023/05/11 15:45 | Mueller, N. A. v 헬름, 앨빈 칼 | W | 2-0 |
| Swedish Open Qual | 2023/05/11 09:55 | Mykhailo Vyshnevyi v Mueller, N. A. | W | 0-2 |
| Luxembourg Open Qual | 2023/05/04 09:30 | Yu Huang v Mueller, N. A. | L | 2-0 |
| Swiss Open Qual | 2023/03/21 10:40 | 키위크엘, 조란 v Mueller, N. A. | L | 2-0 |
| Portugal Int. Qual | 2023/03/09 16:00 | Gregoire Deschamp v Mueller, N. A. | L | 2-0 |
| Lithuanian Int. | 2023/06/10 09:05 | 홀쉬케, 브라이언 v Tino Daoudal | W | 2-1 |
| Lithuanian Int. | 2023/06/09 12:40 | Huang, Harry v 홀쉬케, 브라이언 | W | 1-2 |
| Bonn Int. | 2023/06/02 08:10 | 코 위보보, 헨리코 v 홀쉬케, 브라이언 | L | 2-0 |
| Bonn Int. | 2023/06/01 12:00 | 홀쉬케, 브라이언 v Amaury Lievre | W | 2-1 |
| Austrian Open Qual | 2023/05/25 10:20 | 홀쉬케, 브라이언 v Tino Daoudal | L | 0-2 |
| Slovenia Open Quals | 2023/05/18 07:20 | 홀쉬케, 브라이언 v Chen Xun Zhao | L | 1-2 |
| Slovenia Open Quals | 2023/05/17 14:35 | Rune Van Dalm v 홀쉬케, 브라이언 | W | 0-2 |
| Slovenia Open Quals | 2023/05/17 07:00 | 홀쉬케, 브라이언 v 가우딘, 야니스 | W | 2-0 |