| Champions League 1965/1966 - Appearances as Referee |  |
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 |
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| 01/12/1965 | Manchester United | - | ASK Vorwärts Berlin | 3:1 | - | - | - |
| Champions League 1965/1966 - Appearances as Referee | |
|
|
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| 01/12/1965 | Manchester United | - | ASK Vorwärts Berlin | 3:1 | - | - | - |
| Complete name: | Juan Gardeazábal Garay |
| Born: | 27/11/1933 † 21/12/1969 |
| Place of birth: |
Bilbao, 
Spain |
| Residence: | Bilbao |
| Nationality: |
Spain |