| Nations League A 2020/2021 - Appearances as Referee |  |
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| 14/11/2020 | Sweden | - | Croatia | 2:1 | 3 | - | - |
| 07/10/2021 | Belgium | - | France | 2:3 | 1 | - | - |
| Nations League A 2020/2021 - Appearances as Referee | |
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| 14/11/2020 | Sweden | - | Croatia | 2:1 | 3 | - | - |
| 07/10/2021 | Belgium | - | France | 2:3 | 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: | 184 |