| Europa League 1976/1977 - Appearances as Referee |  |
 |
 |
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| 29/09/1976 | Athletic Bilbao | - | Újpesti Dózsa SC | 5:0 | - | - | - |
| 20/10/1976 | Manchester United | - | Juventus | 1:0 | - | - | - |
| 15/03/1977 | AEK Athen | - | Queens Park Rangers | 7:6 pso | - | - | - |
| Europa League 1976/1977 - Appearances as Referee | |
|
|
||||
| 29/09/1976 | Athletic Bilbao | - | Újpesti Dózsa SC | 5:0 | - | - | - |
| 20/10/1976 | Manchester United | - | Juventus | 1:0 | - | - | - |
| 15/03/1977 | AEK Athen | - | Queens Park Rangers | 7:6 pso | - | - | - |
| Complete name: | Ferdinand Biwersi |
| Born: | 24/06/1934 † 04/09/2013 |
| Place of birth: |
Bliesransbach, 
Germany |
| Residence: | Saarbrücken |
| Nationality: |
Germany |
| Bundesliga (GER) appearances: | 120 |