| Youth B Bundesliga Nord/Nordost 2019/2020 - Appearances as Assistant | ||||
| 09/11/2019 | FC Carl Zeiss Jena | - | Dynamo Dresden | 1:1 |
| 14/12/2019 | 1. FC Union Berlin | - | FC St. Pauli | 3:4 |
| Youth B Bundesliga Nord/Nordost 2019/2020 - Appearances as Assistant | ||||
| 09/11/2019 | FC Carl Zeiss Jena | - | Dynamo Dresden | 1:1 |
| 14/12/2019 | 1. FC Union Berlin | - | FC St. Pauli | 3:4 |
| Complete name: | Leo Heckmann |
| Born: | 23/10/1997 |
| Place of birth: |
Germany |
| Residence: | Celle |
| Nationality: |
Germany |