Kim Si-yoon

Kim Si-yoon is a South Korean singer under Mystic Story Entertainment. She is a member of the girl group Billlie and its sub-unit MOON SUA X SIYOON.

Aliases

Siyoon
Billlie

English 한국어

Born In Seoul, South Korea
Born February 16, 2005
Gender Female
On Other Sites IMDB Instagram TheMovieDB.com
Race East Asian or Pacific Islander
Created February 26, 2022 by
Administrator admin
Modified June 21, 2025 by
kooyuh

Billlie: B-side Log

2022

as Siyoon

빌리덴티티

2022

as Siyoon

Billlie: SMILE

2021

as Siyoon

Billlie: BecOrd

2021

as Siyoon

Musical Guest

Episode	뮤직뱅크 1157회	2023
Episode	엠카운트다운 EP.790	2023