| Referee | Country |  |
W | D | L |  |
 |
 |
 |
|---|---|---|---|---|---|---|---|---|---|
| Ramón Barreto |
|
1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
| Gastón Castro |
|
1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
| Arnaldo Coelho |
|
1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
| Luis da Rosa |
|
1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
| Alberto Ducatelli |
|
1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
| Elias Jácome |
|
1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
| Enrique Labó Revoredo |
|
1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
| Vicente Llobregat |
|
1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
| Oscar Scolfaro |
|
1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
| Juan Silvagno |
|
1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
| Guillermo Velásquez |
|
1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
