| Europa League 1970/1971 - Appearances as Referee |  |
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 |
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| 30/09/1970 | Malmö FF | - | Hibernian FC | 2:3 | - | - | - |
| 02/12/1970 | Leeds United | - | TJ Sparta ČKD Praha | 6:0 | - | - | - |
| Europa League 1970/1971 - Appearances as Referee | |
|
|
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| 30/09/1970 | Malmö FF | - | Hibernian FC | 2:3 | - | - | - |
| 02/12/1970 | Leeds United | - | TJ Sparta ČKD Praha | 6:0 | - | - | - |
| Complete name: | Koenraad Brouwer |
| Born: | 29/07/1925 † 08/04/2009 |
| Place of birth: |
Vlaardingen, 
Netherlands |
| Nationality: |
Netherlands |