| Europa League 1975/1976 - Appearances as Referee |  |
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| 25/11/1975 | FC Barcelona | - | Budapesti Vasas | 3:1 | 3 | - | - |
| Europa League 1975/1976 - Appearances as Referee | |
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|
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| 25/11/1975 | FC Barcelona | - | Budapesti Vasas | 3:1 | 3 | - | - |
| Complete name: | John Clive Thomas |
| Born: | 22/06/1936 |
| Place of birth: |
Wales |
| Residence: | Treorchy |
| Nationality: |
Wales |