| Youth Bundesliga West 2012/2013 - Appearances as Assistant | ||||
| 18/08/2012 | Arminia Bielefeld | - | Bor. Mönchengladbach | 0:1 |
| 26/08/2012 | Preußen Münster | - | FC Schalke 04 | 1:2 |
| 15/12/2012 | Bor. Mönchengladbach | - | Arminia Bielefeld | 1:7 |
| Youth Bundesliga West 2012/2013 - Appearances as Assistant | ||||
| 18/08/2012 | Arminia Bielefeld | - | Bor. Mönchengladbach | 0:1 |
| 26/08/2012 | Preußen Münster | - | FC Schalke 04 | 1:2 |
| 15/12/2012 | Bor. Mönchengladbach | - | Arminia Bielefeld | 1:7 |
| Complete name: | Maximilian Mierzwa |
| Born: | 20/05/1994 |
| Place of birth: |
Germany |
| Residence: | Bremerhaven |
| Nationality: |
Germany |
| Club: | Geestemünder TV |