| Europa League 1980/1981 - Appearances as Referee |  |
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| 16/09/1980 | Grasshopper Club Zürich | - | KB København | 3:1 | - | - | - |
| 09/12/1980 | AZ '67 Alkmaar | - | Radnički Niš | 5:0 | - | - | - |
| 05/05/1981 | Ipswich Town | - | AZ '67 Alkmaar | 3:0 | - | - | - |
| Europa League 1980/1981 - Appearances as Referee | |
|
|
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| 16/09/1980 | Grasshopper Club Zürich | - | KB København | 3:1 | - | - | - |
| 09/12/1980 | AZ '67 Alkmaar | - | Radnički Niš | 5:0 | - | - | - |
| 05/05/1981 | Ipswich Town | - | AZ '67 Alkmaar | 3:0 | - | - | - |
| Complete name: | Adolf Prokop |
| Born: | 02/02/1939 |
| Place of birth: |
Germany |
| Residence: | Erfurt |
| Nationality: |
Germany 
GDR |