| Youth B Bundesliga Nord/Nordost 2009/2010 - Appearances as Referee |  |
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 |
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| 18/04/2010 | Rot-Weiß Erfurt | - | VfL Wolfsburg | 0:1 | 1 | - | - |
| 06/06/2010 | Hannover 96 | - | FC Carl Zeiss Jena | 0:0 | 1 | - | - |
| Youth B Bundesliga Nord/Nordost 2009/2010 - Appearances as Referee | |
|
|
||||
| 18/04/2010 | Rot-Weiß Erfurt | - | VfL Wolfsburg | 0:1 | 1 | - | - |
| 06/06/2010 | Hannover 96 | - | FC Carl Zeiss Jena | 0:0 | 1 | - | - |
| Complete name: | Karl Wiatrek |
| Born: | 17/01/1987 |
| Place of birth: |
Germany |
| Residence: | Witzenhausen |
| Nationality: |
Germany |
| Height: | 177 cm |
| Weight: | 69 kg |