| Bundesliga 2020/2021 Meistergruppe - Appearances as Referee |  |
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 |
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| 04/04/2021 | Wolfsberger AC | - | Rapid Wien | 1:8 | 3 | - | 1 |
| 16/05/2021 | Sturm Graz | - | Rapid Wien | 4:1 | 4 | - | - |
| Bundesliga 2020/2021 Meistergruppe - Appearances as Referee | |
|
|
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| 04/04/2021 | Wolfsberger AC | - | Rapid Wien | 1:8 | 3 | - | 1 |
| 16/05/2021 | Sturm Graz | - | Rapid Wien | 4:1 | 4 | - | - |
| Complete name: | Walter Altmann |
| Born: | 24/12/1984 |
| Place of birth: |
Austria |
| Nationality: |
Austria |