| Points | Players | VS Club | Date | |
|---|---|---|---|---|
| 13 | Jonathan Sexton | Scarlets | 26-05-2018 | Match details |
| 6 | Ross Byrne | Munster | 19-05-2018 | Match details |
| 5 | Jack Conan | Munster | 19-05-2018 | Match details |
| 5 | Joey Carbery | Munster | 19-05-2018 | Match details |
| 5 | Devin Toner | Scarlets | 26-05-2018 | Match details |
| 5 | James Lowe | Scarlets | 26-05-2018 | Match details |
| 5 | Sean Cronin | Scarlets | 26-05-2018 | Match details |
| 5 | Jordan Larmour | Scarlets | 26-05-2018 | Match details |
| 5 | Jack Conan | Scarlets | 26-05-2018 | Match details |
| 2 | Joey Carbery | Scarlets | 26-05-2018 | Match details |
