| Referee | P |  |
 |
 |
P / C |
|---|---|---|---|---|---|
| Chris Penso | 8 | 4 | - | - | 2 |
| Silviu Petrescu | 14 | 4 | - | - | 3.5 |
| Baldomero Toledo | 19 | 4 | - | - | 4.75 |
| Kevin Stott | 21 | 4 | - | - | 5.25 |
| Drew Fischer | 10 | 3 | - | - | 3.33 |
| Ricardo Salazar | 17 | 3 | - | - | 5.67 |
| Edvin Jurisevic | 6 | 2 | - | - | 3 |
| Sorin Stoica | 6 | 2 | - | - | 3 |
| Alan Kelly | 7 | 2 | - | - | 3.5 |
| Ismail Elfath | 8 | 2 | - | - | 4 |
| Juan Guzman | 11 | 2 | - | - | 5.5 |
| Allen Chapman | 11 | 2 | - | - | 5.5 |
| Matthew Foerster | 1 | 1 | - | 1 | 0.5 |
| Yader Reyes | 2 | 1 | - | - | 2 |
| Abiodun Okulaja | 2 | 1 | - | - | 2 |
| Mark Kadlecik | 3 | 1 | - | - | 3 |
| Fotis Bazakos | 4 | 1 | - | - | 4 |
| Ted Unkel | 4 | 1 | - | - | 4 |
| Armando Villarreal | 6 | 1 | - | - | 6 |
| David Gantar | 6 | 1 | - | - | 6 |
| Hilario Grajeda | 8 | 1 | - | - | 8 |
| Mark Geiger | 9 | 1 | 1 | - | 4.5 |
| Jair Marrufo | 14 | 1 | - | - | 14 |
P = Matches played,
C = Cards .