STAYC Seeun: Profile, Height, Dating, Facts & Information (Updated)

STAYC Seeun: Profile, Height, Dating, Facts & Information (Updated)

Seeun (세은) is a South Korean singer and former child actress who is signed to High Up Entertainment. She is a member of the female group STAYC and one of its current leaders.


Stage Name


Birth Name

Yoon Se-Eun (윤세은)

Birth Date

June 14, 2003

Birth Place

Pyeongtaek, South Korea




167 cm (5 ft 6 in)


49 kg (108 lbs)

Blood Type


Zodiac Sign






Group Debut

November 12, 2020

Years Active



High Up Entertainment


Personal Life


Seeun is one of her parents' three children, along with an elder sister and a younger brother. She has a pet cat named Rich at home.


Acting career: 2015-2017

Seeun worked as a child actress for Kiana Entertainment before becoming an idol trainee.


Debut with STAYC: September-November 2020

On September 3, 2020, she was revealed as the third member of STAYC. Her prologue film was released on October 13. The group officially debuted on November 12 with their first single album "Star To A Young Culture".


Leader Position: April 2023

On April 1, 2023, STAYC members stated through Weverse Live that the group would implement a new rotational leadership system, with a different member(s) serving as leader(s) for each comeback. Seeun, along with Sieun, will serve as one of the two current leaders beginning April 2, 2023.




Circle (tvn, 2017)
The Guardians (MBC, 2017)
Shining Nara (Tooniverse, 2017)


Seeun Facts

- Seeun was born in Pyeongtaek, South Korea.
- Sseni is her nickname.
- Among Seeun's specialties are running and playing the flute.
- Her favorite flavor of ice cream is mint-chocolate.
- She is in charge of the group's aegyo.
- A desert fox is Seeun's official spirit animal.
- She was a child actress for Kiara Entertainment when she was small.
- Seeun, like Sumin, a former PlayM Entertainment trainee.
- Blue is her favorite color.
- Seeun lives in the same dorm as Sieun, J, and Isa.
– ‘Light’ is her object in the group.
Taeyeon is Seeun's role model.
- She used to train with the WEEEKLY members.
- Seeun is a left-handed person.
- She enjoys listening to music, building miniature houses, and collecting stickers.
- She has an older sister and a younger brother.
Seeun's credo is "When I achieve my dreams, I'll become someone else's dream."
- Her favorite season is fall because it is when STAYC first launched.
- Seeun has a cat named Rich as a pet.
- In 2019, she signed High Up Entertainment.
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