| Referee | Country |  |
W | D | L |  |
 |
 |
 |
|---|---|---|---|---|---|---|---|---|---|
| Miguel Araos |
|
1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
| José Cabero |
|
1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
| Alex Cajas |
|
1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
| Benjamín Saravia |
|
1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
