| Referee | P |  |
 |
 |
P / C |
|---|---|---|---|---|---|
| Harm Osmers | 12 | 3 | - | - | 4 |
| Manuel Grafe | 10 | 2 | - | - | 5 |
| Daniele Orsato | 10 | 2 | - | - | 5 |
| Felix Zwayer | 11 | 2 | - | - | 5.5 |
| Daniel Siebert | 21 | 2 | - | - | 10.5 |
| Jesus Gil Manzano | 3 | 1 | - | - | 3 |
| Martin Petersen | 3 | 1 | - | - | 3 |
| Daniel Schlager | 4 | 1 | - | - | 4 |
| Benjamin Brand | 4 | 1 | - | - | 4 |
| Michael Oliver | 5 | 1 | - | - | 5 |
| Wolfgang Stark | 6 | 1 | - | - | 6 |
| Danny Desmond Makkelie | 7 | 1 | - | - | 7 |
| Frank Willenborg | 7 | 1 | - | - | 7 |
| Guido Winkmann | 8 | 1 | - | - | 8 |
| Felix Brych | 10 | 1 | - | - | 10 |
| Markus Schmidt | 12 | 1 | - | - | 12 |
| Deniz Aytekin | 12 | 1 | - | - | 12 |
| Christian Dingert | 16 | 1 | - | - | 16 |
| Tobias Stieler | 18 | 1 | - | - | 18 |
| Marco Fritz | 20 | 1 | - | - | 20 |
P = Matches played,
C = Cards .