| 2. Round | 04/08/2023 | SV Lippstadt 08 | - | Alemannia Aachen | 1:3 | ||||
| 3. Round | 11/08/2023 | Alemannia Aachen | - | Bor. Mönchengladbach II | 2:2 | ||||
| 4. Round | 18/08/2023 | Rot-Weiß Oberhausen | - | Alemannia Aachen | 4:1 | ||||
| 8. Round | 24/09/2023 | Fortuna Düsseldorf II | - | Alemannia Aachen | 0:0 | ||||
| 9. Round | 30/09/2023 | Alemannia Aachen | - | 1. FC Köln II | 1:1 |  |
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| 33. Round | 11/05/2024 | 1. FC Düren | - | Alemannia Aachen | 4:1 |
Germany