| Referee | P |  |
 |
 |
P / C |
|---|---|---|---|---|---|
| 1 | 2 | - | - | 0.5 | |
| Cyril Lafon | 8 | 2 | - | - | 4 |
| Nigel Owens | 11 | 2 | - | - | 5.5 |
| Wayne Barnes (Eng) | 17 | 2 | - | - | 8.5 |
| Neil Paterson | 1 | 1 | - | - | 1 |
| Andrew McPherson | 1 | 1 | - | - | 1 |
| Jean Matheu | 4 | 1 | - | - | 4 |
| Rob Debney (Eng) | 7 | 1 | - | - | 7 |
| George Clancy | 16 | 1 | - | - | 16 |
| Julien Castaignede | 1 | - | - | 1 | 1 |
| Alexandre Ruiz | 10 | - | - | 1 | 10 |
P = Matches played,
C = Cards .