Siyoon
Acting
February 16, 2005 (20 years old)
Seoul, South Korea
Biography
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.
Also Known As
Kim Siyoon Kim Shi Yoon Kim Shi-yoon김시윤Billlie
