| Referee | P |  |
 |
 |
P / C |
|---|---|---|---|---|---|
| Rubiel Vazquez | 4 | 3 | - | - | 1.33 |
| Fernando Hernandez | 1 | 2 | 1 | - | 0.33 |
| Alan Kelly | 3 | 2 | - | - | 1.5 |
| Silviu Petrescu | 4 | 2 | - | - | 2 |
| Alex Chilowicz | 6 | 2 | - | - | 3 |
| Ismail Elfath | 6 | 2 | - | 1 | 2 |
| Michael Oliver | 1 | 1 | - | - | 1 |
| Malang Diedhiou | 1 | 1 | - | - | 1 |
| Victor Rivera | 1 | 1 | - | - | 1 |
| Enrique Osses | 1 | 1 | - | - | 1 |
| Jon Freeman | 1 | 1 | - | - | 1 |
| Christina Unkel | 1 | 1 | - | - | 1 |
| Abdul Hassan Mohamed | 1 | 1 | - | - | 1 |
| Said Martinez | 2 | 1 | - | - | 2 |
| Drew Fischer | 2 | 1 | - | - | 2 |
| Victor Rivas | 2 | 1 | - | - | 2 |
| Robert Sibiga | 3 | 1 | - | - | 3 |
| Baldomero Toledo | 3 | 1 | - | 1 | 1.5 |
| Jose Carlos Rivero | 4 | 1 | - | - | 4 |
| Marcos de Oliveira | 5 | 1 | - | - | 5 |
| Chris Penso | 6 | 1 | - | - | 6 |
| Armando Villarreal | 6 | 1 | - | - | 6 |
P = Matches played,
C = Cards .