| Referee | P |  |
 |
 |
P / C |
|---|---|---|---|---|---|
| Tiago Martins | 1 | 1 | - | - | 1 |
| Herbert Fandel | 1 | 1 | - | - | 1 |
| Manuel Volpi | 1 | 1 | - | - | 1 |
| Mark Clattenburg | 2 | 1 | - | - | 2 |
| Wolfgang Stark | 2 | 1 | - | - | 2 |
| Serge Gumienny | 3 | 1 | - | - | 3 |
| Istvan Kovacs | 3 | 1 | - | - | 3 |
| Marco Guida | 7 | 1 | - | - | 7 |
| Daniele Orsato | 8 | 1 | - | - | 8 |
| Jonathan Moss | 9 | 1 | - | - | 9 |
| Anthony Taylor | 12 | 1 | - | - | 12 |
| Matteo Trefoloni | 1 | 0 | 1 | - | 1 |
| Kristo Tohver | 2 | 0 | 1 | - | 2 |
P = Matches played,
C = Cards .