| Youth Championship 2013/2014 - Appearances as Assistant | ||||
| 14/06/2014 | VfL Wolfsburg | - | Hannover 96 | 2:4 pso |
| Youth Championship 2013/2014 - Appearances as Assistant | ||||
| 14/06/2014 | VfL Wolfsburg | - | Hannover 96 | 2:4 pso |
| Complete name: | Lasse Koslowski |
| Born: | 14/07/1987 |
| Place of birth: |
Berlin, 
Germany |
| Residence: | Berlin |
| Nationality: |
Germany |
| Profession: | selbständig |
| Club: | Frohnauer SC |