Yoon
Actor
Shim Ja-yun (심자윤), known under her stage name Yoon (윤), is a South Korean singer/K-pop idol. She is under High Up Entertainment. She is best known as one of the lead vocalists of the girl group STAYC.
Date of Birth: 14 Apr 2004 (22 years)
Place of Birth: Gwangju, South Korea
