Having come through the ranks having been an attacking threat from full back with Wales Under 20s, Kerin made her debut for Wales as a substitute against Scotland in 2011, scoring a try in the process. She then followed that up when scoring against Italy in the next game.
In January 2017, she was named in the squad that would compete at the 2017 Six Nations.
After 24 appearances for Wales, Lake was named in the Wales Women squad that would compete at the 2020 Women's Six Nations.
|2015 - present|
|2021 - present|