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

Filmography

Acting

View Men on a Mission

Men on a Mission

2015•Series•

7.5

View Produce 101

Produce 101

2016•Series•

6.7

View Winter in Sokcho

Winter in Sokcho

2025•Film•

6.7

View 다이아′s 욜로트립

다이아′s 욜로트립

2017•Series0

View Love & Wish

Love & Wish

2021•Series•

3.4

View Love in Black Hole

Love in Black Hole

2021•Series•

3.2

View Love Again

Love Again

2018•Film•

5.4

View DIA 1st Concert "First Miracle"

DIA 1st Concert "First Miracle"

2016•Film0