| Referee | P |  |
 |
 |
P / C |
|---|---|---|---|---|---|
| Lee Mason | 4 | 2 | - | - | 2 |
| Nicola Rizzoli | 11 | 2 | - | - | 5.5 |
| Luis Medina | 1 | 1 | - | - | 1 |
| Tony Chapron | 1 | 1 | - | - | 1 |
| Bjorn Kuipers | 1 | 1 | - | - | 1 |
| Kyros Vassaras | 1 | 1 | - | - | 1 |
| Tom Henning Ovrebo | 1 | 1 | - | - | 1 |
| Carlos Torres | 2 | 1 | - | - | 2 |
| Steve Bennett | 2 | 1 | - | - | 2 |
| Perez Lasa | 2 | 1 | - | - | 2 |
| Markus Merk | 2 | 1 | - | - | 2 |
| Silviu Petrescu | 2 | 1 | - | - | 2 |
| Felix Brych | 3 | 1 | - | - | 3 |
| Alfonso Alvarez Izquierdo | 3 | 1 | - | - | 3 |
| Mark Clattenburg | 4 | 1 | - | - | 4 |
| Marco Guida | 5 | 1 | - | - | 5 |
| Paolo Valeri | 8 | 1 | - | - | 8 |
P = Matches played,
C = Cards .