Lee Joo Won (이주원), better known as JooE, was born in Busan, South Korea on August 18, 1999. She is the lead rapper and face of the South Korean girl group Momoland (모모랜드) under Duble Kick Entertainment.

She attended HanLim Arts Highschool. She joined MLD Entertainment (then Duble Kick Entertainment) a month before the survival show Finding Momoland began. JooE is best known for her dance in “Wonderful Love EDM Ver.” and Kim Young Cheol’s “Ring Ring” and various TV commercials.