| Spain Int Qual | 2021/06/16 10:40 | Kilian Ming-Zhe Maurer v Philip I Klindt | L | 0-2 |
| Lithuanian Int. Qual | 2021/06/10 16:00 | Kai Niederhuber v Kilian Ming-Zhe Maurer | L | 2-0 |
| Lithuanian Int. Qual | 2021/06/10 12:40 | Andrei Don v Kilian Ming-Zhe Maurer | W | 1-2 |
| Austrian Open Qual | 2021/05/27 10:15 | Kilian Ming-Zhe Maurer v Amaury Lievre | L | 0-2 |
| Slovenia Int. Qual | 2021/05/19 15:45 | Alex Lanier v Kilian Ming-Zhe Maurer | L | 2-0 |
| Slovenia Int. Qual | 2021/05/19 11:40 | Kilian Ming-Zhe Maurer v Ramnish Kumar | W | 2-0 |