| 1. Round | 29/07/2023 | Fortuna Düsseldorf | - | Hertha BSC | 1:0 |  |
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| 2. Round | 05/08/2023 | FC St. Pauli | - | Fortuna Düsseldorf | 0:0 | ||||
| 3. Round | 19/08/2023 | Fortuna Düsseldorf | - | SC Paderborn 07 | 1:2 | ||||
| 4. Round | 26/08/2023 | SV 07 Elversberg | - | Fortuna Düsseldorf | 0:5 | ||||
| 5. Round | 01/09/2023 | Fortuna Düsseldorf | - | Karlsruher SC | 3:1 | ||||
| 6. Round | 16/09/2023 | Hansa Rostock | - | Fortuna Düsseldorf | 1:3 | ||||
| 7. Round | 24/09/2023 | Fortuna Düsseldorf | - | Hannover 96 | 1:1 | ||||
| 8. Round | 29/09/2023 | Hamburger SV | - | Fortuna Düsseldorf | 1:0 | ||||
| 9. Round | 06/10/2023 | Fortuna Düsseldorf | - | VfL Osnabrück | 1:1 |  |
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| 16. Round | 10/12/2023 | Fortuna Düsseldorf | - | Holstein Kiel | 0:1 |
Germany
