| DFB-Pokal 1988/1989 - Appearances as Referee |  |
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| 09/12/1988 | Bayer Leverkusen | - | Waldhof Mannheim | 5:2 | 3 | - | - |
| DFB-Pokal 1988/1989 - Appearances as Referee | |
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| 09/12/1988 | Bayer Leverkusen | - | Waldhof Mannheim | 5:2 | 3 | - | - |
| Complete name: | Gerd Zimmermann |
| Born: | 22/04/1951 |
| Place of birth: |
Germany |
| Residence: | Kiel |
| Nationality: |
Germany |
| Bundesliga (GER) appearances: | 44 |