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Myeong Hyeongseo

Also known as 명형서, Hyeongmyeongseo, 형명서

Born
Jun 25, 2001age 25
height
5'3" (or 161 cm) (Petite)
body type
Slim
nationality
South Korean

Biography

About Myeong Hyeongseo

Edited by the community

Myeong Hyeongseo was born on June 25, 2001, in Suwon, Gyeonggi, Korea, Republic of. She is a South Korean idol, model, and influencer, currently active as a member of the K-pop group CLASSy. At just 25 years old, she already has a rich history in the industry, having debuted earlier with the group Busters and participated in the survival show My Teenage Girl, where she ranked 3rd and earned her spot in CLASSy.

Before joining CLASSy, Hyeongseo was part of the original lineup of Busters, debuting with them in 2017. She served as their Main Vocalist and contributed her voice to the Marvel and netmarble character Luna Snow, making her the first K-pop idol to voice a Marvel hero. She also sang the OST Part 4 for the drama Love Alert. Her journey took a pause when she left Busters in 2020 to focus on her studies, but she returned to the stage through My Teenage Girl.

Beyond her musical career, Hyeongseo is known for her petite frame and slim build. She stands at 5'3" and weighs 97 lbs, with black hair and brown eyes. She has piercings on her lobes. She attended Hanlim Multi Arts School, graduating on February 7, 2020. She speaks English fluently and has an older sister born in 1993. Her favorite food includes Spicy-Enoki Mushroom with Baldak Sauce. In her group, she holds the position of Lead Vocalist, and she is friends with her fellow CLASSy members Kim Ri-won, Kim Seonyou, Park Boeun, Yoon Chae-won, Won Jimin, and Hong Hyeju. She is a Cancer, with blood type A and an ISFJ personality type.

Record

Profile details

Personal

Birthplace
Suwon, Gyeonggi, Korea, Republic of
Ethnicity
Asian

Body

Hair Color
Black
Eye Color
Brown
Weight
97 lbs (or 44 kg)
Piercings
Yes - Lobes

Extra

Instagram Followers
25k (as of June 2026)

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Frequently asked

What is Myeong Hyeongseo's role in the K-pop industry?

She is a member of CLASSy, where she serves as the Lead Vocalist, and she was previously the Main Vocalist of Busters.

How did Myeong Hyeongseo become part of CLASSy?

She participated in the survival show My Teenage Girl, where she ranked 3rd, which led to her debut with CLASSy.

What unique achievement does Myeong Hyeongseo have in the Marvel universe?

She provided vocals for Luna Snow, making her the first K-pop idol to voice a Marvel hero.

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