| Cup Winners Cup 1982/1983 - Appearances as Referee |  |
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| 24/08/1982 | Sporting Braga | - | Swansea City | 1:0 | - | - | - |
| Cup Winners Cup 1982/1983 - Appearances as Referee | |
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| 24/08/1982 | Sporting Braga | - | Swansea City | 1:0 | - | - | - |
| Complete name: | Jakob Baumann |
| Born: | 22/09/1941 |
| Place of birth: |
Switzerland |
| Residence: | Schaffhausen |
| Nationality: |
Switzerland |