| Europa League 1990/1991 - Appearances as Referee |  |
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| 02/10/1990 | Dinamo Zagreb | - | Atalanta | 1:1 | - | - | - |
| 24/10/1990 | Valencia CF | - | AS Roma | 1:1 | - | - | - |
| Europa League 1990/1991 - Appearances as Referee | |
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| 02/10/1990 | Dinamo Zagreb | - | Atalanta | 1:1 | - | - | - |
| 24/10/1990 | Valencia CF | - | AS Roma | 1:1 | - | - | - |
| Complete name: | Siegfried Kirschen |
| Born: | 13/10/1943 |
| Place of birth: |
Chemnitz, 
Germany |
| Residence: | Frankfurt/O. |
| Nationality: |
Germany |
| Bundesliga (GER) appearances: | 2 |