| Penalties | Players | VS Club | Date | |
|---|---|---|---|---|
| 4 | Andrew Deegan | US Oyonnax | 14-10-2017 | Match details |
| 4 | Jack Carty | Brive | 09-12-2017 | Match details |
| 2 | Jack Carty | Brive | 16-12-2017 | Match details |
| 1 | Jack Carty | Worcester Warriors | 21-10-2017 | Match details |
| 1 | Craig Ronaldson | Worcester Warriors | 13-01-2018 | Match details |
| 1 | Jack Carty | Gloucester | 31-03-2018 | Match details |
| 1 | Craig Ronaldson | Gloucester | 31-03-2018 | Match details |
