| Referee | P |  |
 |
 |
P / C |
|---|---|---|---|---|---|
| Ricardo Salazar | 6 | 3 | - | - | 2 |
| Armando Villarreal | 4 | 2 | - | - | 2 |
| Mark Geiger | 11 | 2 | - | - | 5.5 |
| Geoff Gamble | 2 | 1 | - | - | 2 |
| Jasen Anno | 3 | 1 | - | - | 3 |
| Edvin Jurisevic | 3 | 1 | - | - | 3 |
| Jose Carlos Rivero | 3 | 1 | - | - | 3 |
| Ted Unkel | 3 | 1 | - | - | 3 |
| Ismail Elfath | 6 | 1 | 1 | - | 3 |
| Hilario Grajeda | 6 | 1 | - | - | 6 |
| Allen Chapman | 6 | 1 | - | - | 6 |
| Kevin Stott | 9 | 1 | - | - | 9 |
| Jair Marrufo | 12 | 1 | - | - | 12 |
| Baldomero Toledo | 9 | 0 | 1 | - | 9 |
P = Matches played,
C = Cards .