Siyoon
Acting
20 years oldSeoul, South KoreaBiography
Kim Si-yoon is a South Korean singer and rapper managed by MYSTIC Story. She was officially revealed as a trainee under MYSTIC Rookies on February 18, 2020. Now, she is a member of the girl group Billlie.
Personal Details
Also Known As
Kim Siyoon
Kim Shi Yoon
Kim Shi-yoon
김시윤
Billlie
