In the pandemic-truncated competition in 2020, Ireland won the Triple Crown.

At the time the competition was halted, Ireland were undefeated and led the table.

[2][3][4] Ireland won two consecutive Grand Slams in the 2022 and 2023 Six Nations championships, but were denied a third consecutive Grand Slam and championship title following a draw away to England.

[5] Head coach Neil Doak named his 31–man squad for the 2025 U20 Six Nations on 14 January.

[6] The following Ireland U20s players have been recognised at the World Rugby Awards since 2008:[7] Correct as of 21 February 2025[8]