| Copa Libertadores 1964 - Appearances as Referee |  |
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| 06/08/1964 | Nacional | - | Independiente | 0:0 | - | - | - |
| Copa Libertadores 1964 - Appearances as Referee | |
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| 06/08/1964 | Nacional | - | Independiente | 0:0 | - | - | - |
| Complete name: | Leopold Sailvin Horn |
| Born: | 29/08/1916 † 16/09/1995 |
| Place of birth: |
Sittard, 
Netherlands |
| Nationality: |
Netherlands |