| Europa League 1993/1994 - Appearances as Referee |  |
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| 13/09/1993 | Crusaders FC | - | Servette FC | 0:0 | - | - | - |
| Europa League 1993/1994 - Appearances as Referee | |
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| 13/09/1993 | Crusaders FC | - | Servette FC | 0:0 | - | - | - |
| Complete name: | Guðmundur Mariasson |
| Born: | 03/10/1954 |
| Place of birth: |
Iceland |
| Nationality: |
Iceland |