| Conversions | Players | VS Club | Date | |
|---|---|---|---|---|
| 4 | Rhys Patchell | Glasgow Warriors | 18-05-2018 | Match details |
| 3 | Rhys Patchell | Cheetahs | 05-05-2018 | Match details |
| 2 | Leigh Halfpenny | Cheetahs | 05-05-2018 | Match details |
| 2 | Leigh Halfpenny | Leinster | 26-05-2018 | Match details |
| 1 | Daniel Jones | Leinster | 26-05-2018 | Match details |
