| Champions League 1977/1978 - Appearances as Referee |  |
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 |
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| 15/09/1977 | Dinamo Bucureşti | - | Atlético Madrid | 2:1 | 3 | - | 3 |
| Champions League 1977/1978 - Appearances as Referee | |
|
|
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| 15/09/1977 | Dinamo Bucureşti | - | Atlético Madrid | 2:1 | 3 | - | 3 |
| Complete name: | Hilmi Ok |
| Born: | 18/01/1932 † 15/02/2020 |
| Place of birth: |
Turkey |
| Nationality: |
Turkey |