Kim Si-yoon
Actor
- Born
- February 16, 2005 (age 21) · Seoul, South Korea
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.
Known for
Acting3
- 2022the interlude of 11 as Self
- TBAPerfect Girl
- TBAElena