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Recent Release
KPOPPED
Aug 28, 2025 TV Series
Kim Si-yoon

Kim Si-yoon

Acting
Born Feb 16, 2005 (21 years old)
Place of Birth Seoul, South Korea
Gender Female
Popularity 0.6
IMDb View on IMDb
Also Known As 김시윤, Billlie, Siyoon

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.
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.

Credits

the interlude of 11
the interlude of 11
2022
Self
the interlude of 11
Dec 21, 2022
Self
 Perfect Girl
Perfect Girl
Perfect Girl
 Elena
Elena
Elena
KPOPPED
KPOPPED
2025 1 eps 3.1
Self
KPOPPED
Aug 28, 2025
Self
1 episodes
 The Silence Of IDOL
The Silence Of IDOL
2020 1 eps
Siyoon
The Silence Of IDOL
Dec 11, 2020
Siyoon
1 episodes
 Idol's Physical Race
Idol's Physical Race
2022 1 eps
Self
Idol's Physical Race
Oct 20, 2022
Self
1 episodes

Gallery

Kim Si-yoon
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