| Europa League 1970/1971 - Appearances as Referee |  |
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 |
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| 16/09/1970 | B1901 Nyköbing | - | Hertha BSC | 2:4 | - | - | - |
| 04/11/1970 | Dundee United | - | TJ Sparta ČKD Praha | 1:0 | - | - | - |
| Europa League 1970/1971 - Appearances as Referee | |
|
|
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| 16/09/1970 | B1901 Nyköbing | - | Hertha BSC | 2:4 | - | - | - |
| 04/11/1970 | Dundee United | - | TJ Sparta ČKD Praha | 1:0 | - | - | - |
| Complete name: | Kjell Wahlen |
| Born: | 14/10/1926 † 04/05/2006 |
| Place of birth: |
Norway |
| Residence: | Nordstrandhogda |
| Nationality: |
Norway |