| Referee | Country |  |
W | D | L |  |
 |
 |
 |
|---|---|---|---|---|---|---|---|---|---|
| Pedro Argañaraz |
|
1 | 1 | 0 | 0 | 1 | 0 | 0 | 0 |
| Pablo Dóvalo |
|
1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
| Pablo Echavarría |
|
1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
| Gerardo Méndez |
|
1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
