| Referee | P |  |
 |
 |
P / C |
|---|---|---|---|---|---|
| Nima Saghafi | 3 | 2 | - | - | 1.5 |
| Silviu Petrescu | 4 | 2 | - | - | 2 |
| Baldomero Toledo | 9 | 2 | - | - | 4.5 |
| Rubiel Vazquez | 1 | 1 | - | - | 1 |
| Marcos de Oliveira | 2 | 1 | - | - | 2 |
| Ricardo Salazar | 4 | 1 | - | - | 4 |
| Sorin Stoica | 5 | 1 | - | - | 5 |
| Jose Carlos Rivero | 6 | 1 | - | - | 6 |
| Ted Unkel | 6 | 1 | - | - | 6 |
| Hilario Grajeda | 7 | 1 | 1 | - | 3.5 |
| Mark Geiger | 9 | 1 | - | - | 9 |
| Ismail Elfath | 10 | 1 | - | - | 10 |
| Armando Villarreal | 11 | 1 | - | - | 11 |
| Robert Sibiga | 12 | 1 | 1 | - | 6 |
P = Matches played,
C = Cards .