| U20 World Cup 2005 Holland - Appearances as Referee |  |
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 |
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| 10/06/2005 | Netherlands | - | Japan | 2:1 | 2 | - | - |
| 14/06/2005 | USA | - | Germany | 0:0 | 2 | - | - |
| 18/06/2005 | Nigeria | - | Switzerland | 3:0 | 6 | - | - |
| U20 World Cup 2005 Holland - Appearances as Referee | |
|
|
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| 10/06/2005 | Netherlands | - | Japan | 2:1 | 2 | - | - |
| 14/06/2005 | USA | - | Germany | 0:0 | 2 | - | - |
| 18/06/2005 | Nigeria | - | Switzerland | 3:0 | 6 | - | - |
| Complete name: | Óscar Julián Ruiz Acosta |
| Born: | 01/11/1969 |
| Place of birth: |
Villavicencio, 
Colombia |
| Nationality: |
Colombia |
| Height: | 185 cm |
| Weight: | 83 kg |