| Deutsche Meisterschaft 1940/1941 - Appearances as Referee |  |
 |
 |
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| 27/04/1941 | VfL Köln 1899 | - | TuS Helene Altenessen | 3:1 | - | - | - |
| Deutsche Meisterschaft 1940/1941 - Appearances as Referee | |
|
|
||||
| 27/04/1941 | VfL Köln 1899 | - | TuS Helene Altenessen | 3:1 | - | - | - |
| Complete name: | Ketterer |
| Born: | |
| Place of birth: |
Hanau, 
Germany |
| Nationality: |
Germany |