Jeong Ji-yoon

Known for: Acting

Born: September 14, 2000 in South Korea

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.