| Conversions | Club | VS Club | Date | |
|---|---|---|---|---|
| 10 | Wales U20 | Scotland U20 | 24-02-2017 | Match details |
| 9 | England U20 | France U20 | 04-02-2017 | Match details |
| 8 | Ireland U20 | Wales U20 | 11-03-2017 | Match details |
| 7 | Wales U20 | France U20 | 17-03-2017 | Match details |
| 6 | Scotland U20 | Italy U20 | 17-03-2017 | Match details |
| 5 | Wales U20 | England U20 | 10-02-2017 | Match details |
| 5 | Ireland U20 | France U20 | 24-02-2017 | Match details |
| 4 | Ireland U20 | Italy U20 | 10-02-2017 | Match details |
| 4 | England U20 | Scotland U20 | 11-03-2017 | Match details |
| 4 | France U20 | Scotland U20 | 10-02-2017 | Match details |
| 3 | Wales U20 | Italy U20 | 03-02-2017 | Match details |
| 3 | England U20 | Ireland U20 | 17-03-2017 | Match details |
| 3 | England U20 | Italy U20 | 24-02-2017 | Match details |
| 3 | Scotland U20 | Ireland U20 | 03-02-2017 | Match details |
| 2 | France U20 | Italy U20 | 10-03-2017 | Match details |
