| Referee | P |  |
 |
 |
P / C |
|---|---|---|---|---|---|
| Daniele Orsato | 20 | 7 | - | - | 2.86 |
| Gianluca Rocchi | 11 | 3 | - | - | 3.67 |
| Anthony Taylor | 11 | 3 | - | - | 3.67 |
| Davide Massa | 19 | 3 | - | - | 6.33 |
| Marco di Bello | 23 | 3 | - | - | 7.67 |
| Alberto Undiano Mallenco | 5 | 2 | - | - | 2.5 |
| Lutz Wagner | 5 | 2 | - | - | 2.5 |
| Jochen Drees | 6 | 2 | - | - | 3 |
| Szymon Marciniak | 6 | 2 | - | - | 3 |
| Peter Gagelman | 7 | 2 | - | - | 3.5 |
| Antonio Damato | 8 | 2 | - | - | 4 |
| Lee Probert | 9 | 2 | - | - | 4.5 |
| Bjorn Kuipers | 10 | 2 | - | - | 5 |
| Peter Sippel | 11 | 2 | - | - | 5.5 |
| Paolo Mazzoleni | 12 | 2 | - | - | 6 |
| Michael Oliver | 12 | 2 | - | - | 6 |
| Gianpaulo Calvarese | 14 | 2 | - | - | 7 |
| Massimiliano Irrati | 14 | 2 | - | - | 7 |
| Chris Foy | 15 | 2 | - | - | 7.5 |
| Phil Dowd | 17 | 2 | - | - | 8.5 |
| Christian Dingert | 1 | 1 | - | - | 1 |
| Harald Lechner | 1 | 1 | - | - | 1 |
| Benoit Bastien | 1 | 1 | - | - | 1 |
| Antonio Rapuano | 1 | 1 | - | - | 1 |
| Yevhen Aranovskiy | 1 | 1 | - | - | 1 |
| Yigal Frid | 1 | 1 | - | - | 1 |
| Gal Leibovitz | 1 | 1 | - | - | 1 |
| David Fernandez Borbalan | 2 | 1 | - | - | 2 |
| Tobias Stieler | 2 | 1 | - | - | 2 |
| Roberto Rosetti | 2 | 1 | - | - | 2 |
| Vladislav Bezborodov | 3 | 1 | - | - | 3 |
| Marc Seemann | 3 | 1 | - | - | 3 |
| Markus Schmidt | 3 | 1 | - | - | 3 |
| Stuart Attwell | 3 | 1 | - | - | 3 |
| Milorad Mazic | 3 | 1 | - | - | 3 |
| Marco Piccinini | 3 | 1 | - | - | 3 |
| Paolo Valeri | 3 | 1 | - | - | 3 |
| Herbert Fandel | 4 | 1 | - | - | 4 |
| Stephane Lannoy | 4 | 1 | - | - | 4 |
| Simone Sozza | 4 | 1 | - | - | 4 |
| Javier Estrada Fernandez | 4 | 1 | - | - | 4 |
| Pavel Kralovec | 4 | 1 | - | - | 4 |
| Daniele Doveri | 5 | 1 | - | - | 5 |
| Jonas Eriksson | 6 | 1 | - | 1 | 3 |
| Viktor Kassai | 6 | 1 | - | - | 6 |
| Damir Skomina | 6 | 1 | - | - | 6 |
| Cuneyt Cakir | 6 | 1 | - | - | 6 |
| Manuel Grafe | 7 | 1 | - | - | 7 |
| Guido Winkmann | 7 | 1 | - | - | 7 |
| Kevin Friend | 8 | 1 | - | - | 8 |
| Paolo Tagliavento | 9 | 1 | - | - | 9 |
| Gianluca Manganiello | 9 | 1 | - | - | 9 |
| Nicola Rizzoli | 11 | 1 | - | - | 11 |
| Wolfgang Stark | 11 | 1 | - | - | 11 |
| Luca Banti | 11 | 1 | - | - | 11 |
| Fabio Maresca | 12 | 1 | - | - | 12 |
| Luca Pairetto | 12 | 1 | - | - | 12 |
| Thorsten Kinhofer | 13 | 1 | - | - | 13 |
| Michael Fabbri | 13 | 1 | - | - | 13 |
| Andre Marriner | 14 | 1 | - | - | 14 |
| Mark Clattenburg | 16 | 1 | - | - | 16 |
| Howard Webb | 17 | 1 | - | - | 17 |
| Andrea Gervasoni | 4 | 0 | 1 | - | 4 |
P = Matches played,
C = Cards .