Ki Hui-hyeon [1875708]
Age: 30 years
Birthday: 1995-06-16
Birthplace: Namwon, North Jeolla, South Korea
Credits: 2
Popularity: 0.1546
Links: Homepage, IMDB
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