Sim Ja Yun, on stage known as Yoon, is a South Korean singer and dancer. Yoon is a member of the Kpop girl group StayC, which debuted in 2020.
Stage name윤
Stage name (international)Yoon
Name심자윤
Name (international)Sim Ja Yun / Shim Ja Yoon
Date of birth14.04.2014
