| 1. Ronde | 15.08.2020 | SC Goldau | - | FC Solothurn | 3:3 |  |
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| 2. Ronde | 22.08.2020 | FC Solothurn | - | FC Langenthal | 3:1 | |
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| 4. Ronde | 05.09.2020 | FC Solothurn | - | SR Delémont | 1:1 | ||||
| 6. Ronde | 19.09.2020 | FC Solothurn | - | SV Muttenz | 5:1 | |
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| 3. Ronde | 23.09.2020 | FC Bassecourt | - | FC Solothurn | 1:3 | ||||
| 7. Ronde | 26.09.2020 | FC Wohlen | - | FC Solothurn | 1:0 | ||||
| 8. Ronde | 03.10.2020 | FC Solothurn | - | SC Buochs | 4:0 | ||||
| 5. Ronde | 07.10.2020 | FC Baden | - | FC Solothurn | 3:0 | ||||
| 9. Ronde | 17.10.2020 | Grasshopper Club Zürich II | - | FC Solothurn | 1:3 | |
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| 11. Ronde | 12.06.2021 | FC Biel/Bienne | - | FC Solothurn | 2:2 | |
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| 12. Ronde | 19.06.2021 | FC Solothurn | - | FC Luzern II | 1:1 | |
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| 10. Ronde | 23.06.2021 | FC Solothurn | - | FC Schötz | 2:1 | |
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| 13. Ronde | 26.06.2021 | Zug 94 | - | FC Solothurn | 2:1 | |
Zwitserland