| BL West | 25/08/19 | Alemannia Aachen [Youth] | - | 1. FC Köln [Youth] | 1:4 |  |
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| BL West | 16/02/20 | 1. FC Köln [Youth] | - | Alemannia Aachen [Youth] | 6:0 | |
| BL West | 25/08/19 | Alemannia Aachen [Youth] | - | 1. FC Köln [Youth] | 1:4 | |
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| BL West | 16/02/20 | 1. FC Köln [Youth] | - | Alemannia Aachen [Youth] | 6:0 | |
| Mathias Flaga Olesen | |
| Born: | 21.03.2001 |
| Place of birth: |
Kopenhagen, 
Denmark |
| Nationality: |
Luxembourg
Denmark |
| Height: | 188 cm |
| Weight: | 80 kg |
| Position(s): | Central Midfielder Defensive Midfielder |
| Foot: | both |