| Europa League 1974/1975 - Appearances as Referee |  |
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| 01/10/1974 | Portadown FC | - | Valur Reykjavík | 2:1 | - | - | - |
| Europa League 1974/1975 - Appearances as Referee | |
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| 01/10/1974 | Portadown FC | - | Valur Reykjavík | 2:1 | - | - | - |
| Complete name: | Johannes Christiaan Vervoort |
| Born: | 06/05/1932 † 29/12/1993 |
| Place of birth: |
Berkel en Roderijs, 
Netherlands |
| Nationality: |
Netherlands |