| Champions League 1974/1975 - Appearances as Referee |  |
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| 19/03/1975 | FC Ararat | - | Bayern München | 1:0 | 1 | - | - |
| Champions League 1974/1975 - Appearances as Referee | |
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| 19/03/1975 | FC Ararat | - | Bayern München | 1:0 | 1 | - | - |
| Complete name: | Theo Boosten |
| Born: | 21/02/1929 † 14/04/1994 |
| Place of birth: |
Hoensbroek, 
Netherlands |
| Nationality: |
Netherlands |