| Referee | Country |  |
W | D | L |  |
 |
 |
 |
|---|---|---|---|---|---|---|---|---|---|
| Mario Canessa |
|
2 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
| Favilli Neto |
|
2 | 0 | 0 | 2 | 0 | 0 | 0 | 0 |
| Carlos Rivero |
|
2 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
| Juan Carlos Robles |
|
2 | 0 | 2 | 0 | 0 | 0 | 0 | 0 |
| Jaime Amor |
|
1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
| Arnaldo Coelho |
|
1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
| Miguel Comesaña |
|
1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
| Humberto Dellacasa |
|
1 | 0 | 0 | 1 | 0 | 0 | 0 | 1 |
| João Gonçalves |
|
1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
| Erwin Hieger |
|
1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
| Rafael Hormazábal |
|
1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
| Héctor Ortíz |
|
1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
| Edison Pérez Núñez |
|
1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
| Hugo Sosa |
|
1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
| René Torres |
|
1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
| Guillermo Velásquez |
|
1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
