| Referee | P |  |
 |
 |
P / C |
|---|---|---|---|---|---|
| Robert Schroder | 4 | 2 | - | - | 2 |
| Frank Willenborg | 1 | 1 | - | - | 1 |
| Halil Umut Meler | 1 | 1 | - | - | 1 |
| Clement Turpin | 1 | 1 | - | - | 1 |
| Deniz Aytekin | 2 | 1 | - | - | 2 |
| Benjamin Brand | 2 | 1 | - | - | 2 |
| Felix Brych | 3 | 1 | - | - | 3 |
| Bastian Dankert | 5 | 1 | - | - | 5 |
| Robert Hartmann | 5 | 1 | 1 | - | 2.5 |
P = Matches played,
C = Cards .