| 4. Round | 25/08/1974 | SG Wattenscheid 09 | - | 1. FC Mülheim | 3:2 | ||||
| 5. Round | 28/08/1974 | 1. FC Mülheim | - | DJK Gütersloh | 1:0 | ||||
| 6. Round | 01/09/1974 | FC St. Pauli | - | 1. FC Mülheim | 3:1 | ||||
| 7. Round | 15/09/1974 | 1. FC Mülheim | - | Olympia Wilhelmshaven | 1:0 |  |
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| 8. Round | 21/09/1974 | Schwarz-Weiß Essen | - | 1. FC Mülheim | 2:1 | |
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| 9. Round | 28/09/1974 | SC Göttingen 05 | - | 1. FC Mülheim | 2:0 | ||||
| 10. Round | 06/10/1974 | 1. FC Mülheim | - | Bayer 05 Uerdingen | 1:1 | ||||
| 12. Round | 19/10/1974 | 1. FC Mülheim | - | Arminia Bielefeld | 2:2 | ||||
| 13. Round | 03/11/1974 | Hannover 96 | - | 1. FC Mülheim | 4:1 | ||||
| 16. Round | 23/11/1974 | 1. FC Mülheim | - | Alemannia Aachen | 2:4 | ||||
| 11. Round | 15/03/1975 | Wacker 04 Berlin | - | 1. FC Mülheim | 2:2 | ||||
| 38. Round | 15/06/1975 | 1. FC Mülheim | - | Preußen Münster | 2:3 |
Germany