| 1. Round | 01/05/2021 | FC Rapperswil-Jona | - | Yverdon Sport FC | 1:1 |  |
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| 2. Round | 08/05/2021 | FC Bavois | - | FC Rapperswil-Jona | 2:2 | ||||
| 3. Round | 15/05/2021 | FC Rapperswil-Jona | - | Etoile Carouge FC | 2:2 | ||||
| 4. Round | 22/05/2021 | SC Cham | - | FC Rapperswil-Jona | 0:3 | ||||
| 5. Round | 29/05/2021 | FC Rapperswil-Jona | - | SC Brühl | 3:1 | ||||
| 6. Round | 05/06/2021 | FC Stade Nyonnais | - | FC Rapperswil-Jona | 1:2 | ||||
| 7. Round | 12/06/2021 | FC Rapperswil-Jona | - | FC Basel 1893 II | 1:2 | |
Switzerland