| Referee | P |  |
 |
 |
P / C |
|---|---|---|---|---|---|
| Deniz Aytekin | 4 | 2 | 1 | 1 | 1 |
| Manuel Grafe | 11 | 2 | - | - | 5.5 |
| Fernando Rapallini | 1 | 1 | - | - | 1 |
| Orel Grinfeld | 4 | 1 | - | - | 4 |
| Damir Skomina | 4 | 1 | - | - | 4 |
| Michael Oliver | 4 | 1 | - | - | 4 |
| Gianluca Rocchi | 7 | 1 | - | - | 7 |
| Sascha Stegemann | 9 | 1 | - | - | 9 |
| Tobias Stieler | 17 | 1 | - | - | 17 |
| Daniel Siebert | 18 | 1 | - | - | 18 |
| Marco Fritz | 19 | 1 | - | - | 19 |
| Felix Zwayer | 19 | 1 | - | - | 19 |
P = Matches played,
C = Cards .