Acting · Namwon, North Jeolla, South Korea · Born June 16, 1995
Ki Hui-hyeon, better known by the mononym Huihyun and former stage name Cathy, is a South Korean singer. She is best known as a member of the South Korean girl group DIA
Winter in Sokcho
2025
as Bandaged Woman
Love & Wish
2021
as Hong-yeon
Love in Black Hole
as Anna
Love Again
2018
as Hui-hyeon
다이아′s 욜로트립
2017
DIA 1st Concert "First Miracle"
2016
as Huihyun
Produce 101
as Self - Contestant
Men on a Mission
2015
as Self
