| Referee | P |  |
 |
 |
P / C |
|---|---|---|---|---|---|
| Baldomero Toledo | 22 | 4 | - | - | 5.5 |
| Ismail Elfath | 11 | 3 | - | - | 3.67 |
| Silviu Petrescu | 11 | 3 | - | 1 | 2.75 |
| David Gantar | 2 | 2 | - | 1 | 0.67 |
| Allen Chapman | 4 | 2 | - | - | 2 |
| Juan Guzman | 4 | 2 | - | - | 2 |
| Mark Geiger | 17 | 2 | - | - | 8.5 |
| Elias Bazakos | 1 | 1 | - | - | 1 |
| Alex Prus | 1 | 1 | - | - | 1 |
| Joel Aguilar | 1 | 1 | - | - | 1 |
| Ted Unkel | 3 | 1 | - | - | 3 |
| Sorin Stoica | 3 | 1 | - | - | 3 |
| Mark Kadlecik | 3 | 1 | - | - | 3 |
| Edvin Jurisevic | 7 | 1 | - | - | 7 |
| Ricardo Salazar | 13 | 1 | - | 1 | 6.5 |
| Hilario Grajeda | 14 | 1 | - | - | 14 |
| Jair Marrufo | 17 | 1 | - | - | 17 |
P = Matches played,
C = Cards .