| Referee | Country |  |
W | D | L |  |
 |
 |
 |
|---|---|---|---|---|---|---|---|---|---|
| Romualdo Arppi Filho |
|
1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
| Arnaldo Coelho |
|
1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
| Gabriel González |
|
1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
| Teodoro Nitti |
|
1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
| Edison Pérez Núñez |
|
1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
| Artemio Sención |
|
1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
| Francisco Váldez |
|
1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
| Óscar Viera |
|
1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
