| Grupo G | 07.10.2020 | St. Mirren FC | - | Partick Thistle | 4:1 | ||||
| Grupo G | 10.10.2020 | Queen Of The South | - | St. Mirren FC | 2:4 pn. |  |
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| Grupo G | 11.11.2020 | St. Mirren FC | - | Greenock Morton FC | 6:5 pn. | ||||
| Grupo G | 14.11.2020 | Queen's Park FC | - | St. Mirren FC | 0:1 | ||||
| Octavos de final | 28.11.2020 | St. Mirren FC | - | Aberdeen FC | 2:1 | ||||
| Cuartos de final | 16.12.2020 | St. Mirren FC | - | Rangers FC | 3:2 | ||||
| Semifinales | 24.01.2021 | Livingston FC | - | St. Mirren FC | 1:0 |
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