| Europa League 1969/1970 - Appearances as Referee |  |
 |
 |
||||
| 19/09/1969 | Valur Reykjavík | - | RSC Anderlecht | 0:2 | - | - | - |
| Europa League 1969/1970 - Appearances as Referee | |
|
|
||||
| 19/09/1969 | Valur Reykjavík | - | RSC Anderlecht | 0:2 | - | - | - |
| Complete name: | Ferdinand Biwersi |
| Born: | 24/06/1934 † 04/09/2013 |
| Place of birth: |
Bliesransbach, 
Germany |
| Residence: | Saarbrücken |
| Nationality: |
Germany |
| Bundesliga (GER) appearances: | 120 |