Ki Hui-hyeon

Person

Ki Hui-hyeon

Acting 31 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

Known for

Popular titles

Men on a Mission

Men on a Mission

7.4 2015 TV Show
Winter in Sokcho

Winter in Sokcho

6.7 2025 Movie
Produce 101

Produce 101

6.7 2016 TV Show
Love & Wish

Love & Wish

3.4 2021 TV Show
Love in Black Hole

Love in Black Hole

3.2 2021 TV Show
Love Again

Love Again

5.4 2018 Movie
DIA 1st Concert "First Miracle"

DIA 1st Concert "First Miracle"

2016 Movie
다이아′s 욜로트립

다이아′s 욜로트립

2017 TV Show

Photos

More stills of Ki Hui-hyeon

Filmography

Movies and shows, newest first

  1. 2025
    Winter in Sokcho

    Movie Bandaged Woman

  2. 2021
    Love & Wish

    TV show Hong-yeon

  3. 2021
    Love in Black Hole

    TV show Anna

  4. 2018
    Love Again

    Movie Hui-hyeon

  5. 2017
    다이아′s 욜로트립

    TV show

  6. 2016
    DIA 1st Concert "First Miracle"

    Movie Huihyun

  7. 2016
    Produce 101

    TV show Self - Contestant

  8. 2015
    Men on a Mission

    TV show Self