| Copa Libertadores 2004 - Appearances as Referee |  |
 |
 |
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| 13/02/2004 | Barcelona | - | Jorge Wilstermann | 4:0 | 8 | - | - |
| 27/02/2004 | Cienciano | - | El Nacional | 1:0 | 7 | - | - |
| 26/03/2004 | Alianza Lima | - | LDU Quito | 1:0 | 7 | - | - |
| Copa Libertadores 2004 - Appearances as Referee | |
|
|
||||
| 13/02/2004 | Barcelona | - | Jorge Wilstermann | 4:0 | 8 | - | - |
| 27/02/2004 | Cienciano | - | El Nacional | 1:0 | 7 | - | - |
| 26/03/2004 | Alianza Lima | - | LDU Quito | 1:0 | 7 | - | - |
| Complete name: | Alberto Duque |
| Born: | 15/11/1969 |
| Place of birth: |
Colombia |
| Nationality: |
Colombia |