| Youth B Bundesliga West 2017/2018 - Appearances as Assistant | ||||
| 19/08/2017 | 1. FC Köln | - | Arminia Bielefeld | 4:0 |
| 03/09/2017 | Viktoria Köln | - | Hombrucher SV | 5:2 |
| 11/03/2018 | Borussia Dortmund | - | Preußen Münster | 5:1 |
| Youth B Bundesliga West 2017/2018 - Appearances as Assistant | ||||
| 19/08/2017 | 1. FC Köln | - | Arminia Bielefeld | 4:0 |
| 03/09/2017 | Viktoria Köln | - | Hombrucher SV | 5:2 |
| 11/03/2018 | Borussia Dortmund | - | Preußen Münster | 5:1 |
| Complete name: | Dr. Jonathan Becker |
| Born: | |
| Place of birth: |
Germany |
| Residence: | Viersen |
| Nationality: |
Germany |
| Club: | BW Concordia Viersen |