| Penalties | Club | VS Club | Date | |
|---|---|---|---|---|
| 6 | Ospreys | Cardiff Blues | 02-10-2021 | Match details |
| 6 | Sharks | Bulls | 03-12-2021 | Match details |
| 5 | Zebre | Ospreys | 06-03-2022 | Match details |
| 5 | Bulls | Cardiff Blues | 09-10-2021 | Match details |
| 5 | Benetton Treviso | Bulls | 23-04-2022 | Match details |
| 5 | Cardiff Blues | Leinster | 29-01-2022 | Match details |
| 4 | Scarlets | Lions | 01-10-2021 | Match details |
| 4 | Connacht | Gwent Dragons | 09-10-2021 | Match details |
| 4 | Munster | Ulster | 22-04-2022 | Match details |
| 4 | Leinster | Munster | 02-04-2022 | Match details |
| 4 | Western Stormers | Gwent Dragons | 15-10-2021 | Match details |
| 4 | Edinburgh Rugby | Bulls | 16-10-2021 | Match details |
| 3 | Lions | Cardiff Blues | 13-03-2022 | Match details |
| 3 | Ulster | Bulls | 02-04-2022 | Match details |
| 3 | Glasgow Warriors | Edinburgh Rugby | 18-03-2022 | Match details |
| 3 | Gwent Dragons | Connacht | 09-10-2021 | Match details |
