| Europa League 1973/1974 - Appearances as Referee |  |
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| 24/10/1973 | Admira/Wacker | - | Fortuna Düsseldorf | 2:1 | - | - | - |
| Europa League 1973/1974 - Appearances as Referee | |
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| 24/10/1973 | Admira/Wacker | - | Fortuna Düsseldorf | 2:1 | - | - | - |
| Complete name: | Wiesław Karolak |
| Born: | 08/05/1944 |
| Place of birth: |
Poland |
| Residence: | Łódź |
| Nationality: |
Poland |