| Europa League 1974/1975 - Appearances as Referee |  |
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 |
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| 11/09/1974 | Vitória Setúbal | - | Real Zaragoza | 1:1 | 1 | - | - |
| 06/11/1974 | RWD Molenbeek | - | FC Twente '65 | 0:1 | 2 | - | - |
| Europa League 1974/1975 - Appearances as Referee | |
|
|
||||
| 11/09/1974 | Vitória Setúbal | - | Real Zaragoza | 1:1 | 1 | - | - |
| 06/11/1974 | RWD Molenbeek | - | FC Twente '65 | 0:1 | 2 | - | - |
| Complete name: | Robert Holley Davidson |
| Born: | 19/07/1928 |
| Place of birth: |
Scotland |
| Residence: | Airdrie |
| Nationality: |
Scotland |