| BL NNO | 12/11/22 | Hertha BSC [Youth B] | - | Hansa Rostock [Youth B] | 5:1 | ||||
| SSR | 15/04/23 | Hertha BSC [Youth B] | - | Hansa Rostock [Youth B] | 2:0 |  |
| BL NNO | 12/11/22 | Hertha BSC [Youth B] | - | Hansa Rostock [Youth B] | 5:1 | ||||
| SSR | 15/04/23 | Hertha BSC [Youth B] | - | Hansa Rostock [Youth B] | 2:0 | |
| Boris Chi Mamuzah Lum | |
| Born: | 02.10.2007 |
| Place of birth: |
Berlin, 
Germany |
| Nationality: |
Germany
Cameroon |
| Height: | 173 cm |
| Weight: | 66 kg |
| Position(s): | Defensive Midfielder Right Back |
| Foot: | both |