| Aufstiegsrunde 1. Bundesliga 1970/1971 - Appearances as Referee |  |
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| 30/05/1971 | Tasmania 1900 Berlin | - | VfL Osnabrück | 2:1 | - | - | - |
| Aufstiegsrunde 1. Bundesliga 1970/1971 - Appearances as Referee | |
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| 30/05/1971 | Tasmania 1900 Berlin | - | VfL Osnabrück | 2:1 | - | - | - |
| Complete name: | Horst Bonacker |
| Born: | 18/05/1937 |
| Place of birth: |
Germany |
| Residence: | Quadrath-Ichendorf |
| Nationality: |
Germany |
| Bundesliga (GER) appearances: | 30 |