| EURO QF | 11/10/19 | Armenia [U21] | - | Luxembourg [U21] | 2:0 |
| EURO QF | 11/10/19 | Armenia [U21] | - | Luxembourg [U21] | 2:0 |
| 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 |