Ki Hui-hyeon

Acting

June 16, 1995 (31 years old)

Namwon, North Jeolla, South Korea

Acting Credits

Biography

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

Known For

Men on a Mission

Self

Produce 101

Self - Contestant

Winter in Sokcho

Bandaged Woman

Love & Wish

Hong-yeon

Love in Black Hole

Anna

DIA 1st Concert "First Miracle"

Huihyun

Love Again

Hui-hyeon

다이아′s 욜로트립

Filmography

Winter in Sokcho

2025

as Bandaged Woman

6.7

Love in Black Hole

2021

as Anna

3.2

Love & Wish

2021

as Hong-yeon

3.4

Love Again

2018

as Hui-hyeon

5.4

다이아′s 욜로트립

2017

DIA 1st Concert "First Miracle"

2016

as Huihyun

Produce 101

2016

as Self - Contestant

6.7

Men on a Mission

2015

as Self

7.4