| Youth B Bundesliga West 2015/2016 - Appearances as Referee |  |
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| 13/12/2015 | FC Schalke 04 | - | MSV Duisburg | 0:2 | 1 | - | - |
| 05/06/2016 | Rot-Weiß Oberhausen | - | 1. FC Köln | 1:1 | 4 | - | - |
| Youth B Bundesliga West 2015/2016 - Appearances as Referee | |
|
|
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| 13/12/2015 | FC Schalke 04 | - | MSV Duisburg | 0:2 | 1 | - | - |
| 05/06/2016 | Rot-Weiß Oberhausen | - | 1. FC Köln | 1:1 | 4 | - | - |
| Complete name: | Stefan Zielsdorf |
| Born: | 17/08/1989 |
| Place of birth: |
Germany |
| Residence: | Haselünne |
| Nationality: |
Germany |
| Club: | SpVg Hülsen-Westerloh |
| Height: | 186 cm |