| Referee | P |  |
 |
 |
P / C |
|---|---|---|---|---|---|
| Nigel Owens | 11 | 2 | - | - | 5.5 |
| R Dickson (Scot) | 1 | 1 | - | - | 1 |
| Eric Darriere | 2 | 1 | - | - | 2 |
| David McHugh (I) | 2 | 1 | - | - | 2 |
| Donal Courtney | 3 | 1 | - | - | 3 |
| Tony Spreadbury (Eng) | 4 | 1 | - | - | 4 |
| Romain Poite | 9 | 1 | - | - | 9 |
| David Pearson (Eng) | 12 | 1 | - | - | 12 |
| 20 | 1 | - | - | 20 |
P = Matches played,
C = Cards .