| Oberliga Westfalen (1978-2008) 2007/2008 - Appearances as Referee |  |
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| 13/04/2008 | SF Oestrich-Iserlohn | - | VfL Bochum II | 0:1 | - | - | - |
| 20/04/2008 | FC Schalke 04 II | - | SpVgg Erkenschwick | 2:1 | - | - | 1 |
| Oberliga Westfalen (1978-2008) 2007/2008 - Appearances as Referee | |
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|
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| 13/04/2008 | SF Oestrich-Iserlohn | - | VfL Bochum II | 0:1 | - | - | - |
| 20/04/2008 | FC Schalke 04 II | - | SpVgg Erkenschwick | 2:1 | - | - | 1 |
| Complete name: | Karl-Markus Schumacher |
| Born: | 09/12/1980 |
| Place of birth: |
Germany |
| Nationality: |
Germany |