| 2. Round | 05/08/2023 | FC Schalke 04 | - | 1. FC Kaiserslautern | 3:0 | ||||
| 3. Round | 20/08/2023 | Eintracht Braunschweig | - | FC Schalke 04 | 1:0 | ||||
| 4. Round | 25/08/2023 | FC Schalke 04 | - | Holstein Kiel | 0:2 | ||||
| 5. Round | 02/09/2023 | SV Wehen Wiesbaden | - | FC Schalke 04 | 1:1 | ||||
| 6. Round | 16/09/2023 | FC Schalke 04 | - | 1. FC Magdeburg | 4:3 | ||||
| 7. Round | 23/09/2023 | FC St. Pauli | - | FC Schalke 04 | 3:1 | ||||
| 9. Round | 08/10/2023 | FC Schalke 04 | - | Hertha BSC | 1:2 | ||||
| 10. Round | 22/10/2023 | Karlsruher SC | - | FC Schalke 04 | 3:0 | ||||
| 12. Round | 04/11/2023 | 1. FC Nürnberg | - | FC Schalke 04 | 1:2 | ||||
| 19. Round | 26/01/2024 | 1. FC Kaiserslautern | - | FC Schalke 04 | 4:1 | ||||
| 22. Round | 17/02/2024 | FC Schalke 04 | - | SV Wehen Wiesbaden | 1:0 | ||||
| 23. Round | 24/02/2024 | 1. FC Magdeburg | - | FC Schalke 04 | 3:0 |
Germany