Hangul: 스테이씨

Alternative name:

Fandom Name: SWITH

Origin: South Korea

Debut Date: November 12, 2020

STAYC Members


STAYC Member Ages

Ranked from oldest to youngest.

1. SuminMar 13, 200122 years old
2. SieunAug 01, 200121 years old
3. IsaJan 23, 200221 years old
4. SeeunJun 14, 200319 years old
5. YoonApr 14, 200418 years old
6. JDec 09, 200418 years old

STAYC Member Heights

Ranked from tallest to shortest.

1. Yoon1.70 m (5’7″)
2. J1.67 m (5’6″)
3. Seeun1.65 m (5’5″)
4. Isa1.65 m (5’5″)
5. Sumin1.59 m (5’3″)
6. Sieun1.58 m (5’2″)

Members and Position(s)


STAYC is composed of six members born between 2001 and 2004. Their names are: Park Sieun, Bae Sumin, Yoon Seeun, Lee Chae Young (Isa), Jang Ye Eun (J), and Shim Ja Yoon. The oldest member is Sumin (born Mar 13, 2001) and the youngest member is J (born Dec 9, 2004). All 6 members are Korean.


Sumin holds the official position of leader in STAYC. Sieun is the main vocalist.

These are the positions of each of STAYC’s members:

Suminleader, vocalist, rapper
Sieunmain vocalist
Isalead vocalist
Yoonlead vocalist
Jvocalist, rapper, maknae

Colors and Objects

These are the colors and objects that represent each of the members:


Fun Facts and Trivia

  • STAYC members that can speak English: Sieun.
  • Yoon is the tallest member of STAYC with a height of 170 cm (5’7″).
  • The leader and oldest member of STAYC is Sumin (born Mar 13, 2001).
  • The youngest member (maknae) of STAYC is J (born Dec 9, 2004).
  • STAYC does not have an official main dancer.
  • Sieun started as a child actress. She is a former JYP and Fantagio Entertainment trainee.
  • Sumin and Seeun are former trainees from Play M Entertainment. They trained alongside Weeekly members.
  • Black Eyed Pilseung, the duo who formed STAYC, is a famous Korean production and songwriting duo composed of Rado (Song Joo Young) and Choi Kyu Sung. They were formed in 2014. They are behind some very successful girl group songs such as: Twice’s Like OOH-AHH, Cheer Up, TT, Likey, and Fancy; Chung Ha’s Rollercoaster and Gotta Go; Apink’s I’m So Sick; Sistar’s Loving U and Touch My Body.


  • Each member represents an element:
    • Su Min: Water
    • Si Eun: Rock
    • ISA: Shadow
    • Se Eun: Light
    • Yoon: Metal
    • J: Wind
  • They mentioned Girls’ Generation as their role models.
  • The music video for “SO BAD” reached 2.6 million views in its first 24 hours.
  • They became the girl group debuted in 2020 with the highest amount of physical sales on the first day with 4,300 copies. In addition, they were the first girl group debuted in 2020 to enter the TOP20 of BUGS’ real-time charts and enter Genie’s real-time charts.
    • In turn, the group recorded the highest album sales among girl groups that debuted in 2020 (overall). Of note is the fact that the group has sold more than 20,000 copies in a short period of time, despite debuting at the end of the year.



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