Yoon
- Cast
- Born
- 14 April 2004
- Place of birth
- Gwangju, South Korea
- Known for
- Acting · STAYC TOUR [STAY TUNED] in Sydney, Lovely Death
Shim Ja-yoon, known professionally as Yoon, is a South Korean singer under High Up Entertainment. She is a member of the girl group STAYC.
Filmography
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