| Youth Bundesliga Nord/Nordost 2006/2007 - Appearances as Referee |  |
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| 02/12/2006 | SG Sachsen Leipzig | - | VfL Wolfsburg | 1:0 | 2 | - | - |
| 31/03/2007 | VfL Wolfsburg | - | Werder Bremen | 1:2 | 5 | - | - |
| 03/06/2007 | Rot-Weiß Erfurt | - | Holstein Kiel | 2:4 | 5 | - | 1 |
| Youth Bundesliga Nord/Nordost 2006/2007 - Appearances as Referee | |
|
|
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| 02/12/2006 | SG Sachsen Leipzig | - | VfL Wolfsburg | 1:0 | 2 | - | - |
| 31/03/2007 | VfL Wolfsburg | - | Werder Bremen | 1:2 | 5 | - | - |
| 03/06/2007 | Rot-Weiß Erfurt | - | Holstein Kiel | 2:4 | 5 | - | 1 |
| Complete name: | Karl Valentin |
| Born: | 08/12/1983 |
| Place of birth: |
Germany |
| Residence: | Taufkirchen |
| Nationality: |
Germany |