| Referee | P |  |
 |
 |
P / C |
|---|---|---|---|---|---|
| Manuel Grafe | 17 | 6 | - | - | 2.83 |
| Michael Weiner | 18 | 5 | - | - | 3.6 |
| Thorsten Kinhofer | 27 | 5 | - | - | 5.4 |
| Florian Meyer | 28 | 5 | - | - | 5.6 |
| Alberto Undiano Mallenco | 5 | 3 | - | - | 1.67 |
| Pedro Proenca | 5 | 3 | - | - | 1.67 |
| Christian Dingert | 6 | 3 | - | - | 2 |
| Armando Villarreal | 6 | 3 | - | - | 2 |
| Viktor Kassai | 8 | 3 | - | - | 2.67 |
| Nicola Rizzoli | 9 | 3 | - | - | 3 |
| Martin Atkinson | 10 | 3 | - | - | 3.33 |
| Jose Carlos Rivero | 3 | 2 | - | - | 1.5 |
| Jonathan Moss | 4 | 2 | - | - | 2 |
| Bastian Dankert | 4 | 2 | - | - | 2 |
| Lubos Michel | 5 | 2 | - | - | 2.5 |
| Markus Merk | 6 | 2 | - | - | 3 |
| Kevin Stott | 6 | 2 | - | - | 3 |
| Terje Hauge | 7 | 2 | - | 1 | 2.33 |
| Carlos Velasco Carballo | 7 | 2 | - | 1 | 2.33 |
| Knut Kircher | 22 | 2 | - | - | 11 |
| Matteo Trefoloni | 1 | 1 | - | - | 1 |
| Toru Kamikawa | 1 | 1 | - | - | 1 |
| Carlos Amarilla | 1 | 1 | - | - | 1 |
| Cuneyt Cakir | 1 | 1 | - | - | 1 |
| Ovidiu Hategan | 1 | 1 | - | - | 1 |
| Jorge Gonzalez | 1 | 1 | - | - | 1 |
| Nestor Pitana | 1 | 1 | - | - | 1 |
| Serge Gumienny | 2 | 1 | - | - | 2 |
| Craig Thomson | 2 | 1 | - | - | 2 |
| Anastassios Kakos | 2 | 1 | - | - | 2 |
| Clement Turpin | 2 | 1 | - | - | 2 |
| Svein Oddvar Moen | 2 | 1 | - | - | 2 |
| Rene Temmink | 2 | 1 | - | - | 2 |
| Eric Braamhaar | 2 | 1 | - | - | 2 |
| Hilario Grajeda | 2 | 1 | - | - | 2 |
| Daniel Siebert | 2 | 1 | - | - | 2 |
| Lutz Wagner | 3 | 1 | - | - | 3 |
| Frank de Bleeckere | 3 | 1 | 1 | - | 1.5 |
| Milorad Mazic | 3 | 1 | - | - | 3 |
| Tom Henning Ovrebo | 4 | 1 | - | - | 4 |
| Joseph Dickerson | 4 | 1 | - | - | 4 |
| Drew Fischer | 4 | 1 | - | - | 4 |
| Olegario Benquerenca | 4 | 1 | - | - | 4 |
| Luis Medina Cantalejo | 5 | 1 | - | - | 5 |
| Nima Saghafi | 5 | 1 | - | - | 5 |
| Alan Kelly | 6 | 1 | - | - | 6 |
| Massimo Busacca | 6 | 1 | - | - | 6 |
| Tobias Welz | 8 | 1 | - | - | 8 |
| Felix Zwayer | 10 | 1 | - | - | 10 |
| Babak Rafati | 11 | 1 | - | - | 11 |
| Jochen Drees | 11 | 1 | - | - | 11 |
P = Matches played,
C = Cards .