| EURO 2004 Portugal - Appearances as Referee |  |
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 |
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| 13/06/2004 | France | - | England | 2:1 | 5 | - | - |
| 22/06/2004 | Denmark | - | Sweden | 2:2 | 2 | - | - |
| 04/07/2004 | Portugal | - | Greece | 0:1 | 6 | - | - |
| EURO 2004 Portugal - Appearances as Referee | |
|
|
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| 13/06/2004 | France | - | England | 2:1 | 5 | - | - |
| 22/06/2004 | Denmark | - | Sweden | 2:2 | 2 | - | - |
| 04/07/2004 | Portugal | - | Greece | 0:1 | 6 | - | - |
| Complete name: | Dr. Markus Merk |
| Born: | 15/03/1962 |
| Place of birth: |
Kaiserslautern, 
Germany |
| Residence: | Kaiserslautern |
| Nationality: |
Germany |
| Height: | 181 cm |
| Weight: | 69 kg |
| Bundesliga (GER) appearances: | 338 |