| Copa Libertadores 1997 - Appearances as Referee |  |
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 |
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| 03/03/1997 | Oriente Petrolero | - | Cerro Porteño | 1:0 | - | - | - |
| 07/04/1997 | Racing Club | - | Emelec | 2:0 | - | - | - |
| 20/05/1997 | Universidad Católica | - | Colo-Colo | 2:1 | - | - | - |
| Copa Libertadores 1997 - Appearances as Referee | |
|
|
||||
| 03/03/1997 | Oriente Petrolero | - | Cerro Porteño | 1:0 | - | - | - |
| 07/04/1997 | Racing Club | - | Emelec | 2:0 | - | - | - |
| 20/05/1997 | Universidad Católica | - | Colo-Colo | 2:1 | - | - | - |
| Complete name: | Luis Mariano Peña |
| Born: | 31/01/1957 |
| Place of birth: |
Chile |
| Nationality: |
Chile |