| Referee | P |  |
 |
 |
P / C |
|---|---|---|---|---|---|
| George Kasnaferis | 2 | 2 | - | - | 1 |
| Marcin Borski | 1 | 1 | - | - | 1 |
| Pierluigi Collina | 1 | 1 | - | 1 | 0.5 |
| Oscar Julian Ruiz | 1 | 1 | - | - | 1 |
| Eric Braamhaar | 1 | 1 | - | - | 1 |
| Carlos Vera | 1 | 1 | - | - | 1 |
| Svein Oddvar Moen | 1 | 1 | - | - | 1 |
| Daniele Orsato | 1 | 1 | - | - | 1 |
| Hernando Buitrago | 1 | 1 | - | - | 1 |
| Carlos Torres | 2 | 1 | - | - | 2 |
| Heber Lopes | 2 | 1 | - | 1 | 1 |
| Hector Baldassi | 2 | 1 | - | - | 2 |
| Carlos Amarilla | 3 | 1 | - | - | 3 |
P = Matches played,
C = Cards .