| Referee | P |  |
 |
 |
P / C |
|---|---|---|---|---|---|
| Deniz Aytekin | 15 | 4 | - | - | 3.75 |
| Guido Winkmann | 6 | 3 | - | - | 2 |
| Felix Brych | 13 | 3 | - | - | 4.33 |
| Markus Schmidt | 5 | 2 | - | - | 2.5 |
| Christian Dingert | 7 | 2 | - | 1 | 2.33 |
| Marco Fritz | 13 | 2 | - | - | 6.5 |
| Sergey Karasev | 1 | 1 | - | - | 1 |
| Istvan Kovacs | 1 | 1 | - | - | 1 |
| Massimiliano Irrati | 1 | 1 | - | - | 1 |
| Anasthasios Sidiropoulos | 1 | 1 | - | - | 1 |
| Carlos Velasco Carballo | 2 | 1 | - | - | 2 |
| Gunther Perl | 2 | 1 | - | - | 2 |
| Benjamin Brand | 2 | 1 | - | - | 2 |
| Peter Gagelman | 2 | 1 | - | - | 2 |
| Frank Willenborg | 3 | 1 | - | - | 3 |
| Antonio Miguel Mateu Lahoz | 3 | 1 | - | - | 3 |
| Gianluca Rocchi | 4 | 1 | - | 1 | 2 |
| Soren Storks | 4 | 1 | - | - | 4 |
| Robert Schroder | 4 | 1 | - | - | 4 |
| Davide Massa | 4 | 1 | - | - | 4 |
| Bjorn Kuipers | 5 | 1 | - | - | 5 |
| Sven Jablonski | 5 | 1 | - | - | 5 |
| Tobias Welz | 6 | 1 | - | - | 6 |
| Bastian Dankert | 6 | 1 | - | - | 6 |
| Daniel Siebert | 6 | 1 | - | 1 | 3 |
| Manuel Grafe | 8 | 0 | 1 | - | 8 |
P = Matches played,
C = Cards .