| CEV European Championship | 2021/08/12 17:15 | Mol/Sorum v Seidl/Waller | 2-0 |
| CEV European Championship | 2021/08/12 08:45 | Heidrich/Metral v Seidl/Waller | 1-2 |
| FIVB Gstaad | 2021/07/09 11:00 | Evandro/Bruno v Seidl/Waller | 20-20 |
| FIVB Gstaad | 2021/07/09 11:00 | Oliveira Júnior/Oscar Schmidt v Seidl/Waller | 2-0 |
| FIVB Gstaad | 2021/07/08 13:00 | Seidl/Waller v Plavins/Tocs | 2-0 |
| FIVB Gstaad | 2021/07/07 16:00 | Breer/Krattiger v Seidl/Waller | 2-0 |
| FIVB Gstaad | 2021/07/07 10:00 | Krasilnikov/Stoyanovskiy v Seidl/Waller | 1-2 |
| FIVB Gstaad | 2021/07/06 15:00 | Seidl/Waller v Patterson/Budinger | 2-0 |
| CEV European Championship | 2021/08/12 15:00 | Huber/Dressler v Ehlers/Pfretzschner | 0-2 |
| CEV European Championship | 2021/08/12 09:00 | Brouwer/Meeuwsen v Ehlers/Pfretzschner | 2-0 |