| 3. Round | 25/08/2004 | 1. FSV Mainz 05 II | - | VfB Stuttgart II | 1:1 |  |
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| 6. Round | 14/09/2004 | FC Nöttingen | - | 1. FSV Mainz 05 II | 2:1 | ||||
| 8. Round | 25/09/2004 | Jahn Regensburg | - | 1. FSV Mainz 05 II | 1:1 | ||||
| 12. Round | 22/10/2004 | TSG Hoffenheim | - | 1. FSV Mainz 05 II | 1:0 | ||||
| 13. Round | 31/10/2004 | 1. FSV Mainz 05 II | - | TuS Koblenz | 0:2 | ||||
| 25. Round | 03/04/2005 | 1. FSV Mainz 05 II | - | Jahn Regensburg | 1:3 | ||||
| 28. Round | 24/04/2005 | SV Wehen-Taunusstein | - | 1. FSV Mainz 05 II | 2:0 | ||||
| 29. Round | 01/05/2005 | 1. FSV Mainz 05 II | - | TSG Hoffenheim | 1:1 | ||||
| 24. Round | 04/05/2005 | VfR Aalen | - | 1. FSV Mainz 05 II | 1:1 | ||||
| 30. Round | 08/05/2005 | TuS Koblenz | - | 1. FSV Mainz 05 II | 0:0 | ||||
| 31. Round | 15/05/2005 | 1. FSV Mainz 05 II | - | Bayern München II | 1:1 | ||||
| 32. Round | 20/05/2005 | TSV 1860 München II | - | 1. FSV Mainz 05 II | 3:2 | ||||
| 33. Round | 28/05/2005 | Sportfreunde Siegen | - | 1. FSV Mainz 05 II | 1:1 | |
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| 34. Round | 04/06/2005 | 1. FSV Mainz 05 II | - | Kickers Offenbach | 0:1 |
Germany