| 1. Round | 20/09/2020 | Holstein Kiel | - | SC Paderborn 07 | 1:0 |  |
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| 2. Round | 26/09/2020 | Eintracht Braunschweig | - | Holstein Kiel | 0:0 | ||||
| 3. Round | 04/10/2020 | Holstein Kiel | - | Fortuna Düsseldorf | 2:1 | ||||
| 4. Round | 18/10/2020 | Würzburger Kickers | - | Holstein Kiel | 0:2 | ||||
| 5. Round | 24/10/2020 | Holstein Kiel | - | SpVgg Greuther Fürth | 1:3 | ||||
| 15. Round | 09/01/2021 | FC St. Pauli | - | Holstein Kiel | 1:1 | ||||
| 16. Round | 17/01/2021 | Holstein Kiel | - | Karlsruher SC | 2:3 | |
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| 17. Round | 24/01/2021 | SV Darmstadt 98 | - | Holstein Kiel | 0:2 | ||||
| 18. Round | 27/01/2021 | SC Paderborn 07 | - | Holstein Kiel | 1:1 |  |
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| 19. Round | 30/01/2021 | Holstein Kiel | - | Eintracht Braunschweig | 3:1 | ||||
| 25. Round | 06/04/2021 | 1. FC Heidenheim 1846 | - | Holstein Kiel | 1:0 | ||||
| 29. Round | 27/04/2021 | 1. FC Nürnberg | - | Holstein Kiel | 1:1 | ||||
| 28. Round | 13/05/2021 | Holstein Kiel | - | Jahn Regensburg | 3:2 |
Germany
Croatia