| Referee | Country |  |
W | D | L |  |
 |
 |
 |
|---|---|---|---|---|---|---|---|---|---|
| Gery Vargas |
|
6 | 0 | 1 | 5 | 0 | 1 | 0 | 0 |
| Óscar Maldonado |
|
5 | 0 | 1 | 4 | 2 | 0 | 0 | 0 |
| Jorge Mancilla |
|
5 | 1 | 0 | 4 | 2 | 0 | 0 | 0 |
| Álvaro Campos |
|
3 | 0 | 0 | 3 | 0 | 0 | 0 | 0 |
| Juan Nelio García |
|
2 | 0 | 0 | 2 | 0 | 0 | 0 | 0 |
| José Jordán |
|
2 | 0 | 1 | 1 | 0 | 0 | 0 | 0 |
| Hostin Prado |
|
2 | 1 | 0 | 1 | 0 | 1 | 0 | 0 |
| Joaquín Antequera |
|
1 | 0 | 1 | 0 | 1 | 0 | 0 | 0 |
| Vladimir Canaviri |
|
1 | 0 | 0 | 1 | 1 | 0 | 0 | 0 |
| Victor Hurtado |
|
1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
| Raúl Orozco |
|
1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
| Edson Rios |
|
1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
