| Referee | Country |  |
W | D | L |  |
 |
 |
 |
|---|---|---|---|---|---|---|---|---|---|
| Roque Cerullo |
|
2 | 0 | 0 | 2 | 0 | 0 | 0 | 0 |
| Enrique Labó Revoredo |
|
1 | 1 | 0 | 0 | 1 | 0 | 0 | 0 |
| Romualdo Arppi Filho |
|
1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
| Humberto Dellacasa |
|
1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
| Juan Fortunato |
|
1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
| Arturo Ithurralde |
|
1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
| José Martínez Bazán |
|
1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
| Sergio Vázquez |
|
1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
| Guillermo Velásquez |
|
1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
Paraguay