| Bundesliga 1990/1991 Upper Play-Off - Appearances as Assistant | ||||
| 07/06/1991 | Donawitzer SV Alpine | - | Rapid Wien | 2:0 |
| Bundesliga 1990/1991 Upper Play-Off - Appearances as Assistant | ||||
| 07/06/1991 | Donawitzer SV Alpine | - | Rapid Wien | 2:0 |
| Complete name: | Helmut Gruber |
| Born: | 23/09/1952 |
| Place of birth: |
Austria |
| Nationality: |
Austria |