| Referee | P |  |
 |
 |
P / C |
|---|---|---|---|---|---|
| Jair Marrufo | 13 | 4 | - | - | 3.25 |
| Fotis Bazakos | 4 | 3 | - | 1 | 1 |
| Ricardo Salazar | 4 | 2 | - | - | 2 |
| Alan Kelly | 7 | 2 | - | - | 3.5 |
| Ted Unkel | 9 | 2 | - | - | 4.5 |
| Chris Penso | 10 | 2 | - | - | 5 |
| Armando Villarreal | 12 | 2 | - | 1 | 4 |
| Bobby Madden | 1 | 1 | - | - | 1 |
| Gianluca Rocchi | 1 | 1 | - | - | 1 |
| Carlos Clos Gomez | 1 | 1 | - | - | 1 |
| Nicolas Rainville | 1 | 1 | - | - | 1 |
| Willy Delajod | 1 | 1 | - | - | 1 |
| Frank Schneider | 1 | 1 | - | - | 1 |
| Tony Chapron | 2 | 1 | - | - | 2 |
| Michael Oliver | 2 | 1 | - | - | 2 |
| Juan Guzman | 2 | 1 | - | - | 2 |
| David Gantar | 3 | 1 | - | - | 3 |
| Jorge Gonzalez | 4 | 1 | - | - | 4 |
| Baldomero Toledo | 5 | 1 | - | - | 5 |
| Robert Sibiga | 8 | 1 | - | - | 8 |
P = Matches played,
C = Cards .