| Polish Int. Qual | 2021/09/23 11:40 | Aaron Sonnenschein v Katam, Tarun Reddy | L | 0-2 |
| Hellas Int. Qual | 2021/09/02 15:30 | Matthias Kicklitz v Aaron Sonnenschein | L | 2-1 |
| Hellas Int. Qual | 2021/09/02 07:30 | Aaron Sonnenschein v Maximos Paloukas | W | 2-0 |
| Latvia Int. Qual | 2019/05/30 06:00 | Aaron Sonnenschein v Rudolf, Nicolas | W | 2-1 |
| Dutch Int. - Qualif. | 2019/04/11 19:00 | Aaron Sonnenschein v Kiran George | L | 1-2 |
| Czech Open Qual | 2021/10/21 08:10 | Cholan Kayan v Christopher Vittoriani | 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 | Ban, Luka 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 Viktor Ording Kauffman | L | 0-2 |
| Portuguese Int. Qual | 2021/05/06 09:40 | Christopher Vittoriani v Alex Lanier | L | 1-2 |