| Europa League 1968/1969 - Appearances as Referee |  |
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| 09/10/1968 | B 1909 Odense | - | Hannover 96 | 0:1 | - | - | - |
| 04/02/1969 | Hannover 96 | - | Leeds United | 1:2 | - | - | 1 |
| Europa League 1968/1969 - Appearances as Referee | |
|
|
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| 09/10/1968 | B 1909 Odense | - | Hannover 96 | 0:1 | - | - | - |
| 04/02/1969 | Hannover 96 | - | Leeds United | 1:2 | - | - | 1 |
| Complete name: | Joseph Franciscus Dorpmans |
| Born: | 06/07/1925 |
| Place of birth: |
Netherlands |
| Nationality: |
Netherlands |