| 3. Liga 2019/2020 - Appearances as Assistant | ||||
| 20/07/2019 | 1. FC Magdeburg | - | Eintracht Braunschweig | 2:4 |
| 28/09/2019 | TSV 1860 München | - | 1. FC Kaiserslautern | 3:1 |
| 01/07/2020 | Eintracht Braunschweig | - | Waldhof Mannheim | 3:2 |
| 3. Liga 2019/2020 - Appearances as Assistant | ||||
| 20/07/2019 | 1. FC Magdeburg | - | Eintracht Braunschweig | 2:4 |
| 28/09/2019 | TSV 1860 München | - | 1. FC Kaiserslautern | 3:1 |
| 01/07/2020 | Eintracht Braunschweig | - | Waldhof Mannheim | 3:2 |
| Complete name: | Dr. Jan-Clemens Neitzel-Petersen |
| Born: | 30/01/1987 |
| Place of birth: |
Germany |
| Residence: | Hamburg |
| Nationality: |
Germany |