| Thomas Cup | 2021/10/13 17:00 | Max Weisskirchen v Toma Junior Popov | W | 2-0 |
| Thomas Cup | 2021/10/09 17:00 | Kwang Hee Heo v Max Weisskirchen | L | 2-0 |
| Sudirman Cup | 2021/09/30 08:00 | Max Weisskirchen v Glen Lefoll | W | 2-0 |
| Sudirman Cup | 2021/09/26 13:20 | Kwang Hee Heo v Max Weisskirchen | L | 2-1 |
| Spain Masters | 2021/05/20 11:00 | Shesar Hiren Rhustavito v Max Weisskirchen | L | 2-0 |
| Spain Masters | 2021/05/19 08:15 | Jun Hao Leong v Max Weisskirchen | W | 1-2 |
| Portuguese Int. | 2021/05/09 15:00 | Ditlev Jaeger Holm v Max Weisskirchen | L | 2-0 |
| Portuguese Int. | 2021/05/09 09:00 | Niluka Karunaratne v Max Weisskirchen | W | 0-2 |
| Welsh Int Qual | 2021/12/01 16:00 | Gergo Pytel v Panji Ahmad Maulana | L | 0-2 |
| Welsh Int Qual | 2021/12/01 12:30 | Gergo Pytel v Dominik Kwinta | W | 2-0 |
| Slovenia Future Series | 2021/11/26 16:15 | Gergo Pytel v Miha Ivanic | L | 1-2 |
| Hungarian Int. | 2021/11/04 13:20 | Dinuka Karunaratna v Gergo Pytel | L | 2-0 |
| Czech Open Qual | 2021/10/21 08:20 | Alvaro Vazquez v Gergo Pytel | L | 2-0 |
| Polish Int. Qual | 2021/09/23 11:20 | Gergo Pytel v Kilian Meusburger | L | 0-2 |
| Hellas Int. | 2021/09/03 10:05 | Gergo Pytel v Daniel Nikolov | L | 0-2 |
| Latvia Int. | 2021/08/28 08:30 | Gergo Pytel v Danylo Bosniuk | L | 0-2 |