| Youth Bundesliga Nord/Nordost 2007/2008 - Appearances as Referee |  |
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| 08/03/2008 | Hamburger SV | - | Hansa Rostock | 0:0 | 1 | - | - |
| Youth Bundesliga Nord/Nordost 2007/2008 - Appearances as Referee | |
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| 08/03/2008 | Hamburger SV | - | Hansa Rostock | 0:0 | 1 | - | - |
| Complete name: | Karl-Markus Schumacher |
| Born: | 09/12/1980 |
| Place of birth: |
Germany |
| Nationality: |
Germany |