Known simply as Kizzy, she rose to fame in 2013 with the album The Starling. She is known for fusing her Welsh and Bajan heritage and often sings in both English and Welsh.
In 2012, she won the Arts Connect Original Singer-Songwriter prize.
She has a self-titled YouTube channel where she has posted original music videos.
She has a younger sister and a younger brother.
She worked with Amy Wadge on her debut single, "Starling."