Acting
Jeong Ji-yoon
Also Known As: ICHILLIN', Zhèng Zhìyūn, 鄭智赟
Birth Date
September 15, 2000
(25 years old)
Place of Birth
South Korea
Popularity
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Biography
Jiyoon (Korean: 정지윤; Chinese: 鄭智赟; Japanese: チョン・ジユン) is a South Korean singer under KM Entertainment. She is a member of the girl group ICHILLIN'. She is also a former trainee of Polaris Junior. She is best known for participating in Mnet's reality survival show Girls Planet 999.