| Copa América 1999 Paraguay - Appearances as Assistant | ||||
| 29/06/1999 | Brazil | - | Venezuela | 7:0 |
| 02/07/1999 | Brazil | - | Mexico | 2:1 |
| 05/07/1999 | Mexico | - | Venezuela | 3:1 |
| Copa América 1999 Paraguay - Appearances as Assistant | ||||
| 29/06/1999 | Brazil | - | Venezuela | 7:0 |
| 02/07/1999 | Brazil | - | Mexico | 2:1 |
| 05/07/1999 | Mexico | - | Venezuela | 3:1 |
| Complete name: | William Weiler |
| Born: | |
| Place of birth: |
Paraguay |
| Nationality: |
Paraguay |