이주연(李周姸, 1987년 3월 19일 ~ )은 대한민국의 전직 가수, 배우로, 걸 그룹 애프터스쿨의 전 멤버이다.

대학교 : 동덕여자대학교 방송연예과

그룹 '애프터스쿨' 멤버

Lee Joo-yeon (born March 19, 1987), better known mononymously as Jooyeon, is a South Korean actress and singer. She is a graduated member of After School. She made her acting debut in the drama Smile Again (2010) and has made several participation in other dramas.

李周妍（朝鲜语：이주연，英语：Lee Ju-Yeon，1987年3月19日－），未正名前音译为李珠妍。韩国女子团体After School的第一期成员，同时也是分队After School Blue的队长。2014年12月31日李周妍与经纪公司Pledis娱乐合约到期后不再续约，就此退出After School单飞。