Head to Head
| World Rugby U20 Champs | 2019/06/17 13:30 | New Zealand U20 v Wales U20 | W | 7-8 |
| World Rugby U20 Champs | 2018/06/03 14:30 | New Zealand U20 v Wales U20 | L | 42-10 |
| World Rugby U20 Champs | 2016/06/20 14:15 | New Zealand U20 v Wales U20 | L | 71-12 |
| World Rugby U20 Champs | 2016/06/15 16:30 | New Zealand U20 v Wales U20 | L | 18-17 |
Home History
| Six Nations U20 | 2023/03/19 20:00 | France U20 v Wales U20 | L | 67-17 |
| Six Nations U20 | 2023/03/10 19:15 | Italy U20 v Wales U20 | L | 29-25 |
| Six Nations U20 | 2023/02/24 19:15 | Wales U20 v England U20 | L | 21-37 |
| Six Nations U20 | 2023/02/10 19:15 | Scotland U20 v Wales U20 | L | 18-17 |
| Six Nations U20 | 2023/02/03 19:00 | Wales U20 v Ireland U20 | L | 27-44 |
| Six Nations U20 Summer Series | 2022/07/12 19:00 | South Africa U20 v Wales U20 | L | 47-27 |
| Six Nations U20 Summer Series | 2022/07/06 18:00 | Wales U20 v Italy U20 | W | 23-20 |
| Six Nations U20 Summer Series | 2022/06/30 15:00 | Wales U20 v Georgia U20 | W | 30-24 |
Away History
| World Rugby U20 Champs | 2019/06/22 16:00 | Ireland U20 v New Zealand U20 | W | 17-40 |
| World Rugby U20 Champs | 2019/06/17 13:30 | New Zealand U20 v Wales U20 | L | 7-8 |
| World Rugby U20 Champs | 2019/06/12 18:30 | South Africa U20 v New Zealand U20 | L | 25-17 |
| World Rugby U20 Champs | 2019/06/08 18:30 | New Zealand U20 v Scotland U20 | W | 52-33 |
| World Rugby U20 Champs | 2019/06/04 16:00 | New Zealand U20 v Georgia U20 | W | 45-13 |
| World Rugby U20 Champs | 2018/06/17 14:30 | South Africa U20 v New Zealand U20 | L | 40-30 |
| World Rugby U20 Champs | 2018/06/12 19:00 | New Zealand U20 v France U20 | L | 7-16 |
| World Rugby U20 Champs | 2018/06/07 19:00 | New Zealand U20 v Australia U20 | W | 27-18 |