Girl Groups

STAYC Members Profile & Facts

STAYC Members

STAYC (스테이씨) is a South Korean six-member girl group that debuted on November 12, 2020, with the single album ‘Star To A Young Culture’ under High Up Entertainment. The members of STAYC consist of Sieun, Seeun, Sumin, J, Isa and Yoon.

STAYC Profile

Debut: November 12, 2020
Active Years: 2022–present
STAYC Members: Sieun, Seeun, Sumin, J, Isa, Yoon
Genre: Pop/ Dance
Status: Active
Label: High Up Entertainment
Oldest Member: na
Youngest Member: na
Fandom Name: SWITH (스욋)
Type: Kpop Girl Group

STAYC Facts:

– STAYC were formerly known as HIGHUP Girls before their debut.
– The group’s official greeting is “Hello, we are STAYC!”.
– The group name STAYC stands for “Star To A Young Culture,” representing their aim to become a star leading young culture.
– STAYC is the first idol group launched by High Up Entertainment.
– Before their debut, a debut group of eight members was formed, and after evaluations, six official STAYC members were selected at the end of the month.
– On November 12, the music video for their debut single “So Bad” was released, garnering over 2.6 million views within the first 24 hours.
– STAYC made their music show debut on November 13, 2020, on KBS Music Bank.
– The name STAYC was chosen from a list of several potential names, with other options including Oriental Girls, Favorites, and Molar.
– The group doesn’t have an official main dancer.
– STAYC actively promotes in South Korea and Japan.
– They sold over 4,300 copies on their debut day and their debut album was the highest-selling debut album by a girl group in 2020.
– STAYC considers Girls Generation as their role models.
– They made their Japanese debut with their single “Poppy”.
– International fans nicknamed them “SLAYC”, derived from the word “slay,” which means to have a strong influence or impact.
– Their official lightstick is called “Wink Stick”.
– During their debut, STAYC members didn’t have personal cell phones. The producer promised to give them phones if they topped the charts. – They used a team phone until the “Color Glasses” activity. Afterward, the company provided each member with a personal cell phone.
– They released their fourth single album titled “Teddy Bear” on February 14, 2023.
– STAYC members read the contents of 1theK’s Idol Appearance document on Namu Wiki on the show and even requested some changes.


– STAYC members appeared as a guest on radio programs like “DAY6’s Kiss the Radio”, “IDOL RADIO SEASON 2”, and “Dreaming Radio”.
– They have appeared on many programs including “After School Club”, “Late Night Idol”, “Weekly Idol”, and “Idol League”.

Magazines & Endorsements

– They were featured in many magazines including “ELLE Korea”, “W Korea”, “Marie Clarie Korea”, “COSMOPOLITAN Korea” and “Singles”.
– STAYC has endorsed many notable brands like “Philips”, “JC Korea”, “LG Household & Health Care”, “L&P Cosmetics” and “PUBG”.


– STAYC was appointed as Korean Red Cross Blood Donation Ambassador in 2022.
– They are also selected as Public Relations Ambassador for the Frankfurt Hallyu Expo in 2023.


– STAYC was listed in the Korea Power Celebrity (Rising Star) by Forbes in 2021.
– Their debut album debuted at number 17 on the weekly Gaon Album Chart, and the title track “So Bad” peaked at number 90 on Billboard’s K-pop Hot 100 and number 21 on the World Digital Song Sales chart.
– STAYC’s Japanese debut single “Poppy,” was placed at number 7 on the Oricon Singles Chart.

Major Works

– Their popular songs include “STEREOTYPE”, “RUN2U”, “ASAP” and “SO BAD”.


– STAYC has won several awards including “Best Performance”, “Global Rising Artist”, “Artist of the Year (Bonsang)”, “Best Female Rookie Award” and “World Rookie of the Year”

 stayc | (Japan)

Social Media Handles
Instagram: stayc_highup
Youtube: STAYC | STAYC Japan Official (Japan)
Twitter: STAYC_official | stayc_jp (Japan)
TikTok: stayc_official | stayc_jp (Japan)
Facebook: STAYC
Fancafe: STAYC

Streaming Platform Links
Genie | Spotify | Bugs | Melon | Apple Music | Deezer

STAYC Members Profile

1. Sumin


Stage Name: Sumin (수민)
Birth Name: Bae Su Min (배수민)
Position: Leader, Vocalist, Rapper
Birthday: March 13, 2001
Active Years: 2022–present
Age 23 (in May 2024)
Zodiac Sign: Pisces
Height: 159 cm (5’3″)
Weight: na
Nationality: Korean
Blood Type: O

Sumin Facts:

– Sumin is the shortest member, standing at 159 cm. Other STAYC members often tease her about her height.
– She was a trainee for five years and six months.
– She is an ISFJ.
– She makes delicious seaweed soup.
– Sumin’s representative object in STAYC is Water.
– She is nicknamed “Sum Library” because she loves to read books.
– Given the choice, she would prefer a life without MSG rather than a lifetime without social media.
– She prioritizes morning sleep over having breakfast.
– Her hobbies include collecting body lotion, watching dramas, and reading books.
– She is allergic to milk, sweat, and heat.
– She loves Kyochon Chicken’s Honey Combo.
– She finds joy in eating delicious food, watching movies, and playing with Yoon to improve her mood.
– If she were an athlete, she would choose to be a soccer player because of her strong thighs.
– She looks up to Girls’ Generation, BTS, and Oh My Girl’s Hyojung.
– Her signature emoji is a bunny 🐰.
– Sumin is close friends with Suyun from Rocket Punch.
– She wants to try Hawaiian pizza.
– “Stability” is her favorite word.
– Her favorite movies are Twilight, A Quiet Place, and Tazza: One-Eyed Jack.
– When she was a child, she had an incident where a colored pencil got stuck in her nose when a classmate tickled her, causing a nosebleed.
– She enjoys Gongcha’s Pick chocolate milk tea with 200% sugar, less ice, and tapioca pearls.
– Her representative color is pink.
Read More Facts About Sumin

Streaming Platform Links
Genie | Bugs | Melon

2. Sieun


Stage Name: Sieun (시은)
Birth Name: Park Si Eun (박시은)
Position: Main Vocalist
Birthday: August 1, 2001
Active Years: 2022–present
Age 22 (in May 2024)
Zodiac Sign: Leo
Height: 159 cm (5’3″)
Weight: 44 kg (97 lbs)
Nationality: Korean
Blood Type: A

Sieun Facts:

– Among all STAYC members, Sieun chooses Seeun as the most ideal.
– Her favorite words are ‘heart’ and ‘grace.’
– She aspires to try an energetic, bright, and charismatic concept similar to Girls’ Generation’s “Holiday Night” or (G)I-DLE’s “Lion.”
– Regardless of the type, she can handle a whole bottle of alcohol.
– If she had the chance to be reborn, she would choose Finland due to its top ranking on the happiness index.
– In STAYC, Sieun’s representative object is rock.
– Atlantis, a ride in Lotte World, is her favorite amusement park ride..
– Her father is Park Namjung, a well-known South Korean veteran singer.
– When it comes to taiyaki, she prefers it filled with ice cream.
– She can play the piano.
– Among the members, she is the most flexible and has achieved yoga moves that none of the others have mastered.
– Sieun is skilled in playing rock-paper-scissors.
– Snakes and even pictures of them scare her. She is also afraid of hamsters.
– In 2019, she was featured in HIM magazine.
– She underwent a training period of 4 years.
– Her favorite ice cream flavors in Baskin Robins are Cookies and Cream, Yogurt, My Mom is an Alien, and Almond Bonbon.
– She finds enjoyment in fear and thrill. She is known as the most fearless member who particularly enjoys amusement park rides.
– Soda is not among her favored drinks.
– She enjoys chicken dishes like Jamaica, 3 kinds of yellow whole chicken, and Cheogatjip Supreme Chicken.
– Her representative color is white.
– She treasures her Bluetooth earphones as her favorite item.
– Sieun has a tendency to forget things, which often leads to teasing from the other members.
Read More Facts About Sieun

Streaming Platform Links
Genie | Bugs | Melon

3. Isa


Stage Name: Isa (아이사)
Birth Name: Lee Chae Young (이채영)
Position: Lead Vocalist
Birthday: January 23, 2002
Active Years: 2022–present
Age 22 (in May 2024)
Zodiac Sign: Aquarius
Height: 165 cm (5’5″)
Weight: na
Nationality: Korean
Blood Type: O

Isa Facts:

– Isa has allergies to flowers, berries, and animal fur.
– She has an interest in vegetarianism and veganism.
– Within STAYC Isa is known for her exceptional internet browsing skills.
– If she were to pursue a career as an athlete, she would choose fencing.
– During her first year as a trainee, she faced difficulties but did not quit because of the support of Sumin.
– “Mama Do” by Pixie Lott was the song she chose for her audition.
– 🐱 is her signature emoticon.
– She likes the summer season.
– When it comes to drinks from Gongcha, she prefers taro milk tea with 100% sugar, regular ice, and tapioca pearl ice topping.
– Despite being a shy child, Isa showed determination in high school as she moved to Seoul alone and lived with her cousin to pursue her career.
– She changed schools and transferred to Shindo High School, then Apgujeong High School, and eventually graduated from Gajaeul High School.
– Isa’s favorite track from STAYC is “LOVE.”
– Bright blue, black, and indigo pink are her favorite colors.
– She finds pleasure in getting massages and dreams of starring in a commercial for a massage machine.
– Before her debut, she had the opportunity to attend Hyuna’s fan signing event where she expressed her dream of becoming an idol. Hyuna wrote an encouraging message on her album. (Weekly Idol)
– She likes to eat pineapple pizza, but she removes the pineapple when she becomes tired of it.
– If she hadn’t become an idol, she would have chosen a career path as a secretary or an office worker.
– Her representative color is black.
– Isa often found herself crying alone during her trainee days due to criticism and the challenges she faced as a trainee.
– She would like to be born in Austria if given the chance.
Read More Facts About Isa

Streaming Platform Links
Genie | Bugs | Melon

4. Seeun


Stage Name: Seeun (세은)
Birth Name: Yoon Se Eun (윤세은)
Position: Vocalist
Birthday: June 14, 2003
Active Years: 2022–present
Age 20 (in May 2024)
Zodiac Sign: Gemini
Height: 167 cm (5’6″)
Weight: na
Nationality: Korean
Blood Type: A

Seeun Facts:

– If she were granted three wishes by a genie, Seeun would ask for 100 wishes, which she would then give to her parents, and she aspires to enter the Billboard charts.
– She likes to eat garlic bread.
– She enjoys eating peach-flavored Eclipse candies.
– Seeun has the ability to imitate Mr. Puff’s vocal chords from SpongeBob.
– Working part-time at a convenience store has been a childhood dream of hers.
– Her signature emoticon is 🦊 (fox), frequently used to represent her in official videos, although it has not been officially decided.
– Within STAYC, Seeun’s representative object is symbolized by “light”.
– She is not fast in memorizing choreographies.
– She is not fond of coffee due to its bitterness.
– When she is dumbfounded, she has a habit of touching her forehead.
– She was featured in “Ceci China” and “Oat” magazines.
– Rice is her favorite food, and she aspires to participate in an instant rice commercial.
– Seeun’s favorite words are ‘STAYC’ and ‘I love you’.
– She finds enjoyment in fantasy genre films.
– If she were to become an athlete, Seeun would choose to be a track and field athlete.
– In her kindergarten days, Seeun learned to play the Janggu and practiced playing the flute for three months.
– She is a fan of dramas like “If You Like It” and “You Who Came from the Stars”, as well as animations from Ghibli and Disney.
– She desires to try a cool concept that involves wearing a suit like Girls’ Generation’s song “Mr.Mr”.
– One of her regrets is not having more acting experience as a child actor. She envisions playing a role similar to Rachel in the drama “The Heirs”.
– Before going on stage, she has a habit of drinking water.
– Seeun worked as a child actress.
– She has pet cats, “Ritchie” and “Yulmoo”.
– Her representative color is blue.
– She has a habit of making a clicking sound from her throat.
Read More Facts About Seeun

Streaming Platform Links
Genie | Bugs | Melon

5. Yoon


Stage Name: Yoon (윤)
Birth Name: Sim Ja Yun (심자윤)
Position: Lead Vocalist
Birthday: April 14, 2004
Active Years: 2022–present
Age 20 (in May 2024)
Zodiac Sign: Aries
Height: 172.1 cm (5’8″)
Weight: 49 kg (108 lbs)
Nationality: Korean
Blood Type: A

Yoon Facts:

– Yoon admits she’s not good at taking selfies in STAYC and finds it hard to get the right angles and clothing.
– She loves oranges among all fruits.
– She doesn’t like oysters because of their soft texture.
– She said she would love to be on shows like Knowing Brother and Running Man.
– When she was young, she used to watch Pokémon while eating and brushing her teeth.
– Before going on stage, Yoon always reminds herself to have fun and enjoy the performance within the given time.
– She has a habit of talking in her sleep.
– She wants to cover the song “LION” by (G)I-DLE.
– Spring is her favorite season.
– She hasn’t tried pineapple pizza but thinks she’ll like it.
– Pizza is her go-to late-night snack.
– Her role models for singing and dancing are Taeyeon from Girls’ Generation and Seulgi from Red Velvet.
– Yoon is a fan of Moonbyul from Mamamoo.
– If there was a zombie situation, she believes she would survive until the end and then die.
– Her favorite nickname from fans is ‘baby tiger’.
– She enjoys playing rhythm games.
– Her representative color is green.
– She wants to do cool and hip concepts like the song “Uh-Oh” by (G)I-DLE.
– She likes yellow color.
– Yoon likes K-pop groups like GFriend, Red Velvet, IZONE, (G)I-DLE, BTOB, and Mamamoo.
– She finished high school at Gajaewool High School.
Read More Facts About Yoon

Streaming Platform Links
Genie | Bugs | Melon

6. J


Stage Name: J (재이)
Birth Name: Jang Ye Eun (장예은)
Position: Vocalist, Rapper, Maknae
Birthday: December 9, 2004
Active Years: 2022–present
Age 19 (in May 2024)
Zodiac Sign: Sagittarius
Height: 169 cm (5’7″)
Weight: na
Nationality: Korean
Blood Type: O

J Facts:

– During the summer, J enjoys eating bean noodles and tom yum kung.
– She likes to eat sweet potatoes.
– Swimming is her favorite form of exercise, despite not being skilled at it.
– She frequently prepares egg rolls for other members.
– J has the habit of grinding her teeth.
– While she wants to go backpacking, her ultimate desired destination is Yeosu.
– If she could transform into an animal, she would choose to be a whale so she could consume a large quantity of fish at once.
– She has a great love for Disney movies and dreams of portraying Elsa from Frozen.
– She likes mauve and pink colors.
– The word she adores the most is “sky.”
– If she could be reborn, J would like to be born in the Netherlands to experience a sense of peace.
– The songs she performed for her audition to join the agency were TWICE’s “Merry & Happy” and the soundtrack “Speechless” from the movie Aladdin.
– She has an interest in trying out the role of a music show MC.
– She became a member of High Up Entertainment in 2019.
– Summer is her favorite season.
– She expressed her desire to collaborate with Billie Eilish in an interview with Esquire.
– She has a preference for hard-boiled eggs and enjoys dishes that has eggs.
– J is recognized as the visual member of STAYC.
– Mango juice is her favorite beverage, similar to Isa.
– She can imitate the vocal sounds of Majayong and Pikachu.
– One of her weaknesses is becoming sensitive when she’s hungry.
– J has the largest hands among all the STAYC members.
– Her representative color is red.
– If she were to pursue a sport, she would choose figure skating, despite not being skilled at it.
– Given the chance, J would love to participate in cosmetic commercials.
Read More Facts About J

Streaming Platform Links
Genie | Bugs | Melon


1. How old are the STAYC members? (oldest to youngest)

STAYC members’ ages and birthdays are as follows:

– Sumin was born on March 13, 2001, and is 23 years old.
– Sieun was born on August 1, 2001, and is 22 years old.
– Isa was born on January 23, 2002, and is 22 years old.
– Seeun was born on June 14, 2003, and is 20 years old.
– Yoon was born on April 14, 2004, and is 20 years old.
– J was born on December 9, 2004, and is 19 years old.

STAYC members were of the following ages when they debuted in 2020: Sumin was 19 years old, Sieun was 19, Isa was 18, Seeun was 17, Yoon was 16, and J was 15.

2. How tall are the STAYC members? (tallest to shortest)

STAYC members’ heights are the following from tallest to shortest:

– Yoon’s height is 172.1 cm (5’8″).
– J’s height is 169 cm (5’7″).
– Seeun’s height is 167 cm (5’6″).
– Isa’s height is 165 cm (5’5″).
– Sieun’s height is 159 cm (5’3″).
– Sumin’s height is 159 cm (5’3″).

3. Where are the STAYC members from? (ethnicity & nationality)

STAYC members’ nationality & ethnicity are as follows::

– Sumin is South Korean by ethnicity and nationality.
– Sieun is South Korean by ethnicity and nationality.
– Isa is South Korean by ethnicity and nationality.
– Seeun is South Korean by ethnicity and nationality.
– Yoon is South Korean by ethnicity and nationality.
– J is South Korean by ethnicity and nationality.

4. What are the official positions of STAYC members?

Following are the official STAYC members’ positions:

– Sumin is the leader, vocalist, and rapper.
– Sieun is the main vocalist.
– Isa is the lead vocalist.
– Seeun is the vocalist.
– Yoon is the lead vocalist.
– J is the vocalist, rapper, and maknae.

NOTE: If you know more facts about STAYC members, feel free to submit them in the comments section! All submissions will be greatly appreciated!

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Lilian Chen

Yo! I'm Lilian, an Ahgase and a curious wordsmith on a never-ending quest for knowledge. Don't hesitate to spot any slip-ups in my work and feel free to reach out with additional facts & insights! ^^

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