| DFB-Pokal 1966/1967 - Appearances as Referee |  |
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| 24/01/1967 | 1. FC Köln | - | Borussia Dortmund | 1:0 | - | - | - |
| 06/05/1967 | Hamburger SV | - | Alemannia Aachen | 3:1 | - | - | - |
| 06/05/1967 | Bayern München | - | TSV 1860 München | 3:1 | - | - | - |
| DFB-Pokal 1966/1967 - Appearances as Referee | |
|
|
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| 24/01/1967 | 1. FC Köln | - | Borussia Dortmund | 1:0 | - | - | - |
| 06/05/1967 | Hamburger SV | - | Alemannia Aachen | 3:1 | - | - | - |
| 06/05/1967 | Bayern München | - | TSV 1860 München | 3:1 | - | - | - |
| Complete name: | Heinz Siebert |
| Born: | 02/08/1925 |
| Place of birth: |
Germany |
| Residence: | Mannheim |
| Nationality: |
Germany |
| Bundesliga (GER) appearances: | 44 |