| Referee | P |  |
 |
 |
P / C |
|---|---|---|---|---|---|
| 2 | 4 | - | - | 0.5 | |
| Romain Poite | 10 | 2 | - | - | 5 |
| David Wilkinson | 1 | 1 | - | - | 1 |
| Chris Pollock | 2 | 1 | - | - | 2 |
| Tual Trainini | 2 | 1 | - | - | 2 |
| Vincent Blasco-Baque | 2 | 1 | - | - | 2 |
| Ben Whitehouse | 3 | 1 | - | - | 3 |
| Angus Gardner | 4 | 1 | - | - | 4 |
| Matt Carley | 5 | 1 | - | - | 5 |
| Mathieu Raynal | 10 | 1 | - | - | 10 |
| Nigel Owens | 17 | 1 | - | - | 17 |
| Jaco Peyper | 9 | - | - | 1 | 9 |
P = Matches played,
C = Cards .