| Ukraine Int. | 2021/09/08 08:40 | Mithun Manjunath v Brian Holtschke | L | 2-0 |
| Hellas Int. | 2021/09/03 12:25 | Brian Holtschke v Wyman Goh | L | 0-2 |
| Denmark Masters Qual | 2021/08/05 07:00 | Gergo Pytel v Brian Holtschke | L | 2-0 |
| Spain Int Qual | 2021/06/17 07:40 | Misbun Ramdan Mohmed Misbun v Brian Holtschke | L | 2-0 |
| Spain Int Qual | 2021/06/16 10:40 | Martin Ouazzen v Brian Holtschke | W | 0-2 |
| Austrian Open Qual | 2021/05/28 07:30 | Brian Holtschke v Alex Lanier | L | 0-2 |
| Austrian Open Qual | 2021/05/27 14:55 | Brian Holtschke v Gustav Andree | W | 2-0 |
| Austrian Open Qual | 2021/05/27 08:50 | Erik Seiwald v Brian Holtschke | W | 0-2 |
| Denmark Masters Qual | 2021/08/05 08:10 | Elias Bracke v Christopher Vittoriani | L | 2-0 |
| Austrian Open | 2021/05/28 15:30 | Christopher Vittoriani v Ygor Coelho | L | 0-2 |
| Austrian Open Qual | 2021/05/28 07:30 | Christopher Vittoriani v Julien Scheiwiller | W | 2-1 |
| Austrian Open Qual | 2021/05/27 13:40 | Luka Ban v Christopher Vittoriani | W | 0-2 |
| Austrian Open Qual | 2021/05/27 09:50 | Maxim Grinblat v Christopher Vittoriani | W | 0-2 |
| Slovenia Int. | 2021/05/20 09:50 | Christopher Vittoriani v Victor Ording Kauffmann | L | 0-2 |
| Portuguese Int. Qual | 2021/05/06 09:40 | Christopher Vittoriani v Alex Lanier | L | 1-2 |
| Polish Open Qual | 2021/03/25 17:55 | Christopher Vittoriani v Aryamann Tandon | L | 0-2 |