| Penalties | Players | VS Club | Date | |
|---|---|---|---|---|
| 4 | John Cooney | Harlequins | 10-12-2017 | Match details |
| 4 | John Cooney | Harlequins | 15-12-2017 | Match details |
| 2 | Christian Lealiifano | London Wasps | 13-10-2017 | Match details |
| 1 | John Cooney | London Wasps | 13-10-2017 | Match details |
| 1 | Christian Lealiifano | La Rochelle | 22-10-2017 | Match details |
| 1 | John Cooney | La Rochelle | 13-01-2018 | Match details |
