Klaasje Ietje (Alieke) Meijer (born 2 March 1995) is a Dutch Singer, actress, television presenter and flautist.

Meijer was born in the village of Lutjegast in Groningen as the eldest child of a Dutch reformed vicar and a music teacher.

[5] As a flautist at the Conservatorium van Amsterdam, she performed a composition of a twelve-year-old composer that later won the audience and first prize in the Prinses Christina Concours in 2015.

[6] In early 2015, Meijer auditioned for K3 Zoekt K3 (K3 seeks K3), a television talent show that sought to replace Karen Damen, Kristel Verbeke and Josje Huisman as the outgoing members of the pop group K3.

With red-haired member Hanne Verbruggen and black-haired Marthe De Pillecyn, Meijer completed the new line-up of K3.

[14] Meijer won the final of the show on New Year's Day in 2022, being the only celeb to be able to fully cross the stadium.