| Referee | Country |  |
W | D | L |  |
 |
 |
 |
|---|---|---|---|---|---|---|---|---|---|
| Romualdo Arppi Filho |
|
1 | 1 | 0 | 0 | 1 | 0 | 0 | 0 |
| Arnaldo Coelho |
|
1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
| Carlos Esposito |
|
1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
| Arturo Ithurralde |
|
1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
| Pedro Reyes |
|
1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
| Oscar Scolfaro |
|
1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
Paraguay