| Champions League 1979/1980 - Appearances as Referee |  |
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| 03/10/1979 | Omonia Nikosia | - | Red Boys Differdange | 6:1 | 3 | - | 1 |
| Champions League 1979/1980 - Appearances as Referee | |
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|
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| 03/10/1979 | Omonia Nikosia | - | Red Boys Differdange | 6:1 | 3 | - | 1 |
| Complete name: | John Clive Thomas |
| Born: | 22/06/1936 |
| Place of birth: |
Wales |
| Residence: | Treorchy |
| Nationality: |
Wales |