| Referee | P |  |
 |
 |
P / C |
|---|---|---|---|---|---|
| Jair Marrufo | 12 | 4 | - | - | 3 |
| Juan Guzman | 12 | 3 | - | - | 4 |
| Silviu Petrescu | 12 | 3 | - | - | 4 |
| Nima Saghafi | 3 | 2 | - | - | 1.5 |
| Edvin Jurisevic | 4 | 2 | - | - | 2 |
| Jose Carlos Rivero | 7 | 2 | - | - | 3.5 |
| Chris Penso | 8 | 2 | 1 | - | 2.67 |
| Jorge Gonzalez | 8 | 2 | - | - | 4 |
| Ismail Elfath | 10 | 2 | - | 1 | 3.33 |
| Ricardo Salazar | 12 | 2 | - | - | 6 |
| Baldomero Toledo | 14 | 2 | - | - | 7 |
| Paul Ward | 1 | 1 | - | - | 1 |
| Alan Kelly | 2 | 1 | - | - | 2 |
| Ted Unkel | 4 | 1 | - | - | 4 |
| Mark Kadlecik | 5 | 1 | - | 1 | 2.5 |
| Armando Villarreal | 6 | 1 | - | - | 6 |
| Sorin Stoica | 7 | 1 | - | - | 7 |
| Hilario Grajeda | 10 | 1 | - | - | 10 |
P = Matches played,
C = Cards .