| Oberliga Niedersachsen 2021/2022 Hannover/Braunschweig - Appearances as Assistant | ||||
| 18/08/2021 | MTV Gifhorn | - | U.S.I. Lupo-Martini | 0:2 |
| 24/09/2021 | HSC/BW Tündern | - | SVG Göttingen 07 | 2:5 |
| 09/10/2021 | SV Ramlingen/Ehlershausen | - | Eintracht Northeim | 5:0 |
| Oberliga Niedersachsen 2021/2022 Hannover/Braunschweig - Appearances as Assistant | ||||
| 18/08/2021 | MTV Gifhorn | - | U.S.I. Lupo-Martini | 0:2 |
| 24/09/2021 | HSC/BW Tündern | - | SVG Göttingen 07 | 2:5 |
| 09/10/2021 | SV Ramlingen/Ehlershausen | - | Eintracht Northeim | 5:0 |
| Complete name: | Leo Heckmann |
| Born: | 23/10/1997 |
| Place of birth: |
Germany |
| Residence: | Celle |
| Nationality: |
Germany |