CastActingPopularity 6%
Siyoon
Also credited as Kim Siyoon, Kim Shi Yoon, Kim Shi-yoon
Born Feb 16, 200521 years oldSeoul, South KoreaActing
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.
