| Referee | P |  |
 |
 |
P / C |
|---|---|---|---|---|---|
| Silviu Petrescu | 6 | 3 | - | - | 2 |
| Robert Sibiga | 4 | 2 | - | - | 2 |
| Matthew Foerster | 2 | 1 | - | - | 2 |
| Ted Unkel | 6 | 1 | - | - | 6 |
| Armando Villarreal | 7 | 1 | - | - | 7 |
| Hilario Grajeda | 8 | 1 | - | - | 8 |
| Ricardo Salazar | 8 | 1 | - | - | 8 |
| Alan Kelly | 8 | 1 | - | - | 8 |
| Mark Geiger | 8 | 1 | - | 1 | 4 |
| Allen Chapman | 9 | 1 | - | - | 9 |
| Ismail Elfath | 9 | 1 | - | - | 9 |
| Jair Marrufo | 11 | 1 | - | - | 11 |
P = Matches played,
C = Cards .