| Youth Youth League 2017/2018 - Appearances as Referee |  |
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 |
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| 20/02/2018 | Paris Saint-Germain | - | FC Barcelona | 0:1 | 7 | 1 | - |
| 14/03/2018 | Real Madrid | - | Chelsea FC | 2:4 | 4 | - | 1 |
| Youth Youth League 2017/2018 - Appearances as Referee | |
|
|
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| 20/02/2018 | Paris Saint-Germain | - | FC Barcelona | 0:1 | 7 | 1 | - |
| 14/03/2018 | Real Madrid | - | Chelsea FC | 2:4 | 4 | - | 1 |
| Complete name: | Daniel Siebert |
| Born: | 04/05/1984 |
| Place of birth: |
Germany |
| Residence: | Berlin |
| Nationality: |
Germany |
| Profession: | Sportwissenschaftler |
| Club: | FC Nordost Berlin |
| Height: | 191 cm |
| Weight: | 81 kg |
| Bundesliga (GER) appearances: | 167 |