| Penalties | Players | VS Club | Date | |
|---|---|---|---|---|
| 3 | Gareth Anscombe | Sale Sharks | 17-12-2017 | Match details |
| 3 | Jarrod Evans | Pau | 21-04-2018 | Match details |
| 3 | Jarrod Evans | Gloucester | 11-05-2018 | Match details |
| 2 | Jarrod Evans | Edinburgh Rugby | 31-03-2018 | Match details |
| 1 | Steve Shingler | Lyon OU | 13-10-2017 | Match details |
| 1 | Jarrod Evans | Toulouse | 20-10-2017 | Match details |
| 1 | Jarrod Evans | Toulouse | 14-01-2018 | Match details |
| 1 | Gareth Anscombe | Toulouse | 14-01-2018 | Match details |
| 1 | Gareth Anscombe | Gloucester | 11-05-2018 | Match details |
