| Referee | P |  |
 |
 |
P / C |
|---|---|---|---|---|---|
| Felix Brych | 2 | 2 | - | - | 1 |
| Ivano Pezzuto | 3 | 2 | - | - | 1.5 |
| Michael Oliver | 5 | 2 | - | - | 2.5 |
| Juan Luca Sacchi | 6 | 2 | - | - | 3 |
| Matteo Marchetti | 1 | 1 | - | - | 1 |
| Wolfgang Stark | 1 | 1 | - | - | 1 |
| Liran Liany | 1 | 1 | - | - | 1 |
| Stephen Klossner | 1 | 1 | - | - | 1 |
| Marco Serra | 1 | 1 | - | - | 1 |
| Manuel Grafe | 1 | 1 | - | - | 1 |
| Anasthasios Sidiropoulos | 1 | 1 | - | - | 1 |
| Svein Oddvar Moen | 2 | 1 | - | - | 2 |
| Huseyin Gocek | 2 | 1 | - | - | 2 |
| Viktor Kassai | 2 | 1 | - | - | 2 |
| Simone Sozza | 2 | 1 | - | - | 2 |
| Giovanni Ayroldi | 2 | 1 | - | - | 2 |
| Livio Marinelli | 2 | 1 | - | - | 2 |
| Craig Pawson | 3 | 1 | - | - | 3 |
| Damir Skomina | 3 | 1 | - | - | 3 |
| Fabio Maresca | 4 | 1 | - | - | 4 |
| Aleksey Kulbakov | 4 | 1 | - | - | 4 |
| Mike Dean | 4 | 1 | - | - | 4 |
| Domenico Celi De Campobasso | 5 | 1 | - | - | 5 |
| Luca Pairetto | 6 | 1 | - | - | 6 |
| Daniele Chiffi | 6 | 1 | - | - | 6 |
| Piero Giacomelli | 7 | 1 | - | - | 7 |
| Daniele Doveri | 9 | 1 | - | - | 9 |
| Mark Clattenburg | 10 | 1 | - | 1 | 5 |
P = Matches played,
C = Cards .