| Champions League 1973/1974 - Appearances as Referee |  |
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| 19/09/1973 | Zorya Voroshilovgrad | - | APOEL Nikosia | 2:0 | - | - | - |
| Champions League 1973/1974 - Appearances as Referee | |
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| 19/09/1973 | Zorya Voroshilovgrad | - | APOEL Nikosia | 2:0 | - | - | - |
| Complete name: | Helmut Bader |
| Born: | 25/10/1925 † |
| Place of birth: |
Bremen/Rhön, 
Germany |
| Nationality: |
Germany |