| Conversions | Players | VS Club | Date | |
|---|---|---|---|---|
| 4 | Daniel Jones | Leicester Tigers | 12-01-2019 | Match details |
| 3 | Leigh Halfpenny | Leicester Tigers | 19-10-2018 | Match details |
| 2 | Rhys Patchell | Ulster | 07-12-2018 | Match details |
| 2 | Daniel Jones | Racing CF | 19-01-2019 | Match details |
| 1 | Daniel Jones | Ulster | 07-12-2018 | Match details |
| 1 | Rhys Patchell | Ulster | 14-12-2018 | Match details |
| 1 | Sam Hidalgo-Clyne | Racing CF | 19-01-2019 | Match details |
