Acting
Born June 16, 1995 · Namwon, North Jeolla, South Korea
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 · Bandaged Woman
Men on a Mission
2015 · Self
Produce 101
2016 · Self - Contestant
Love & Wish
2021 · Hong-yeon
Love Again
2018 · Hui-hyeon
Love in Black Hole
2021 · Anna
DIA 1st Concert "First Miracle"
2016 · Huihyun
다이아′s 욜로트립
2017
