| DFB-Pokal 2022/2023 - Appearances as Assistant | ||||
| 19/10/2022 | Hannover 96 | - | Borussia Dortmund | 0:2 |
| 07/02/2023 | Eintracht Frankfurt | - | SV Darmstadt 98 | 4:2 |
| DFB-Pokal 2022/2023 - Appearances as Assistant | ||||
| 19/10/2022 | Hannover 96 | - | Borussia Dortmund | 0:2 |
| 07/02/2023 | Eintracht Frankfurt | - | SV Darmstadt 98 | 4:2 |
| Complete name: | Lasse Koslowski |
| Born: | 14/07/1987 |
| Place of birth: |
Berlin, 
Germany |
| Residence: | Berlin |
| Nationality: |
Germany |
| Profession: | selbständig |
| Club: | Frohnauer SC |