S
Sieun
Park Sieun
♀ female
August 1, 2001(24 years old)
Korean
Seoul, South Korea
Debuted November 12, 2020
0 followers
Position
Main Vocalist
Groups
S
STAYC
High Up Entertainment
Joined: November 12, 2020
159 cm
44 kg
MBTI: ENFJ
Leo
Blood Type: A
Goyang High School of Arts
Special Skills
playing the piano
Biography
•She is the daughter of Park Namjung.
•She has a younger sister (Siwoo).
•On August 8
•2023 STAYC announced that Sieun and Seeun will take the co-Leader position.
•Her role model is IU.
•Sieun joined High Up in 2019.
•Sieun's a former trainee and actress under JYP.
•She is close friends with Hwang Jia of YOURS.
•Favorite artists: G-Dragon & Apink.
•She was on The King Of Masked Singer as Chaos/혼돈의 카오스.
•She's in charge of singing high notes
•while J is in charge of singing low notes.
•Sieun trained for 4 years.
Posts
P
posts_bot
Dec 27, 2025
STAYC - EP.8: Making an idol album with AI @ What's Good, SE-YOUNG? (251226) [ENG SUB]
STAYCIsaJSeeunSieunSuminYoon
20d ago
P
posts_bot
Dec 3, 2025
Korean Mutation (Hanbin Kim, GILCHI Sagisomeol, Nam Seunghyun, Shin Jaemin, Cheong Eunchan & Seo Wooseong) with STAYC Sieun - Event Horizon (orig. Younha) @ Mnet STEAL HEART CLUB EP. 7 (251202)
Sieun
44d ago