Personal Info
Known For
Acting
Birthday
February 16, 2005
Place of Birth
Seoul, South Korea
Popularity
0.6
Kim Si-yoon
Biography
Kim Si-yoon, known mononymously as Siyoon, is a South Korean rapper, singer and lyricist under MYSTIC STORY. She is a member of the girl group Billlie and its sub-unit Moon Sua X Siyoon.
