| Referee | P |  |
 |
 |
P / C |
|---|---|---|---|---|---|
| Deniz Aytekin | 11 | 3 | - | - | 3.67 |
| Jesus Gil Manzano | 1 | 1 | - | - | 1 |
| Peter Gagelman | 3 | 1 | - | - | 3 |
| Mark Clattenburg | 3 | 1 | - | - | 3 |
| Damir Skomina | 5 | 1 | - | - | 5 |
| Wolfgang Stark | 7 | 1 | - | - | 7 |
| Bastian Dankert | 8 | 1 | - | - | 8 |
| Robert Hartmann | 12 | 1 | - | - | 12 |
| Marco Fritz | 12 | 1 | - | - | 12 |
| Felix Zwayer | 19 | 1 | - | - | 19 |
P = Matches played,
C = Cards .