| DFB-Pokal 1988/1989 - Appearances as Referee |  |
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| 31/01/1989 | Alemannia Aachen | - | Bayer 05 Uerdingen | 1:4 | 3 | - | - |
| DFB-Pokal 1988/1989 - Appearances as Referee | |
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| 31/01/1989 | Alemannia Aachen | - | Bayer 05 Uerdingen | 1:4 | 3 | - | - |
| Complete name: | Rainer Boos |
| Born: | 16/08/1946 |
| Place of birth: |
Germany |
| Residence: | Kronberg |
| Nationality: |
Germany |
| Bundesliga (GER) appearances: | 66 |