STAYCMain Vocalist
Sieun
시은Park Si-eun (박시은)
Main vocalist of STAYC and daughter of singer Park Nam-jung — a former child actress turned co-leader of the group in 2023-2024.
- Age
- 25
- Aug 1, 2001
- Height
- 159 cm
- 5′3″
- MBTI
- ENFJ
- self-reported
- Debut
- 2020
- with STAYC
At a glance
Profile
- Stage name
- Sieun (시은)
- Birth name
- Park Si-eun (박시은)
- Position
- Main Vocalist
- Birthday
- August 1, 2001 (age 25)
- Zodiac sign
- Leo
- Chinese zodiac
- Snake
- Height
- 159 cm (5′3″)
- Weight
- 44 kg
- Blood type
- A
- MBTI
- ENFJ
- Nationality
- South Korean
- Birthplace
- Ichon-dong, Yongsan-gu, Seoul, South Korea
- Representative emoji
- 🪨
9 facts
About Sieun
Daughter of veteran singer Park Nam-jung, Sieun worked as a child actress from 2014 before training at JYP Entertainment and joining High Up in 2019. She was STAYC's co-leader alongside Seeun from 2023 to 2024.
- 01
Born in Seoul as the daughter of singer Park Nam-jung; goes by the English name Rachel.
- 02
Made her acting debut as a child in 2014 and appeared in dramas including Signal, Six Flying Dragons, Queen for Seven Days and The Crowned Clown before joining STAYC.
- 03
Trained at Fantagio Music (2014-2016) and then JYP Entertainment (2017-2019) before signing with High Up Entertainment in 2019.
- 04
Was STAYC's co-leader alongside Seeun from August 2023 until May 2024, after founding leader Sumin stepped down.
- 05
Co-wrote STAYC's "Stay With Me" (2024) with the group and solely wrote "Honestly" from the single album I Want It (2025).
- 06
Became a model for the cosmetics brand KISSME alongside Seeun in 2023.
- 07
Plays the piano and names IU as her role model.
- 08
The group's assigned symbol for Sieun is rock.
- 09
Trained for four years in total before STAYC's debut.
2 tracks
Solo & unit tracks
Songs on STAYC releases that feature Sieun on her own or in a unit.
- Single album
“Honestly”
반칙; written by Sieun · I Want It
- Studio album
“Find”
Unit: Sieun, Seeun & J · Metamorphic
5 other members
