| Referee | P |  |
 |
 |
P / C |
|---|---|---|---|---|---|
| Karl Dickson | 10 | 3 | - | - | 3.33 |
| Pascal Gauzere | 3 | 2 | - | - | 1.5 |
| Matt Carley | 10 | 2 | - | - | 5 |
| 0 | 1 | - | - | 0 | |
| Dudley Phillips | 2 | 1 | - | - | 2 |
| Pierre Brousset | 5 | 1 | - | - | 5 |
| Salem Attalah | 5 | 1 | - | - | 5 |
| Craig Maxwell Keys | 11 | 1 | - | - | 11 |
| Luke Pearce | 11 | 1 | - | - | 11 |
| Tom Foley | 13 | 1 | - | - | 13 |
| Ian Tempest | 14 | 1 | - | - | 14 |
| Wayne Barnes (Eng) | 16 | 1 | - | - | 16 |
P = Matches played,
C = Cards .