| Referee | P |  |
 |
 |
P / C |
|---|---|---|---|---|---|
| Robert Sibiga | 12 | 4 | - | - | 3 |
| Alan Kelly | 14 | 3 | - | - | 4.67 |
| Fotis Bazakos | 4 | 2 | - | - | 2 |
| Jorge Gonzalez | 5 | 2 | - | - | 2.5 |
| Chris Penso | 10 | 2 | - | - | 5 |
| Rosendo Mendoza | 1 | 1 | - | - | 1 |
| Alex Chilowicz | 3 | 1 | - | - | 3 |
| Nima Saghafi | 3 | 1 | - | - | 3 |
| David Gantar | 4 | 1 | - | - | 4 |
| Ricardo Salazar | 4 | 1 | - | - | 4 |
| Jose Carlos Rivero | 6 | 1 | - | - | 6 |
| Ismail Elfath | 8 | 1 | - | - | 8 |
| Silviu Petrescu | 8 | 1 | - | - | 8 |
| Jair Marrufo | 12 | 1 | - | - | 12 |
| Armando Villarreal | 12 | 1 | - | - | 12 |
P = Matches played,
C = Cards .