Hyung Seo Myung

Myung Hyung Seo

  • Name: Myung Hyung Seo
  • Native name: 명형서
  • Also Known as: Myeong Hyeongseo, Myeong Hyeong Seo
  • Nationality: South Korean
  • Gender: Female
  • Born: June 25, 2001
  • Age: 24
Myung Hyung Seo is a South Korean singer, dancer, actress, former member of BUSTERS (버스터즈), and current member of CLASS:y (클라씨). She graduated from Hanlim Arts High School and is enrolled in the Broadcasting and Entertainment program at Dongduk Women's University but is on a leave of absence. She also lived in Texas for 6 years.

She made her debut in November 2017 as BUSTERS' main vocalist with their first single album, "Dream On". However, the group faced many incidents and lineup changes in the following years, and Marbling E&M (마블링이엔엠; formerly known as JTG Entertainment) was not able to manage them properly. She decided to leave in March 2020 to focus on her studies.

She provided the vocals for Marvel and netmarble’s original character, Luna Snow, the first K-Pop idol Marvel hero.

In November 2021, she entered the MBC singing survival show "My Teenage Girl", where she finished in 3rd place and earned a spot in the show's project group. PocketDol Studio's subsidiary, M25 (엠이오), took responsibility for the group's management in South Korea, and Universal Music did the same in Japan.

She re-debuted in May 2022 as CLASS:y's lead vocalist with their first EP, "Y: Class Is Over". However, the members began appearing in other survival shows, and the group did not have any new material in 2 years until their third EP, "Love XX", was released in November 2024.

(Source: MyDramaList) Edit Biography
Drama
Year Title # Role Rating
2025
Be Good to Me, Ghost
Be Good to Me, Ghost
Korean Drama, 2025, 50 eps
Su A (Support Role)
50
Su A
Support Role
0.0
2024
Burgerndy
Burgerndy
Korean Drama, 2024, 47 eps
[Customer] (Support Role)
47
[Customer]
Support Role
0.0
2020
Growing Season
Growing Season
Korean Drama, 2020, 12 eps
Min Ju (Support Role)
12
Min Ju
Support Role
8.0
2019
X-Garion
X-Garion
Korean Drama, 2019, 44 eps
Sin To Ri (Ep. 1-26) (Main Role)
44
Sin To Ri (Ep. 1-26)
Main Role
7.2
2019
A-Teen Season 2
A-Teen Season 2
Korean Drama, 2019, 20 eps
[Min Ji's friend] (Ep. 2) (Guest Role)
20
[Min Ji's friend] (Ep. 2)
Guest Role
7.9
TV Show
Year Title # Role Rating
2023
The Next: Battle of the K-Pop Girl Groups
The Next: Battle of the K-Pop Girl Groups
Korean TV Show, 2023, 6 eps
[Contestant] (Regular Member)
6
[Contestant]
Regular Member
0.0
2022
2022 MBC Music Festival: With Love
2022 MBC Music Festival: With Love
Korean TV Show, 2022, 1 eps
[Performer] (Regular Member)
1
[Performer]
Regular Member
8.0
2022
Idol, Care: Class:y
Idol, Care: Class:y
Korean TV Show, 2022, 2 eps
(Regular Member)
2
Regular Member
0.0
2022
Dancing Dol Stage Season 2
Dancing Dol Stage Season 2
Korean TV Show, 2022, 3 eps
[Contestant] (Regular Member)
3
[Contestant]
Regular Member
7.5
2022
Dream Center Study Room
Dream Center Study Room
Korean TV Show, 2022, 8 eps
(Ep. 4) (Guest)
8
(Ep. 4)
Guest
7.7
2022
Music Universe K-909
Music Universe K-909
Korean TV Show, 2022, 21 eps
(Ep. 6) (Guest)
21
(Ep. 6)
Guest
7.9
2022
2022 Idol Star Athletics Championships Chuseok Special
2022 Idol Star Athletics Championships Chuseok Special
Korean TV Show, 2022, 3 eps
(Regular Member)
3
Regular Member
7.7
2022
The Second World
The Second World
Korean TV Show, 2022, 10 eps
(Ep. 3) (Guest)
10
(Ep. 3)
Guest
7.9
2022
New Festa
New Festa
Korean TV Show, 2022, 11 eps
(Ep. 9-10) (Guest)
11
(Ep. 9-10)
Guest
8.1
2022
CLASS:y's World
CLASS:y's World
Korean TV Show, 2022, 2 eps
(Regular Member)
2
Regular Member
8.4
2022
CLASS:y Begins
CLASS:y Begins
Korean TV Show, 2022, 1 eps
(Regular Member)
1
Regular Member
7.8
2022
Idol's Snack Spree
Idol's Snack Spree
Korean TV Show, 2022, 20 eps
(Ep. 11) (Guest)
20
(Ep. 11)
Guest
7.7
2022
TMI NEWS SHOW
TMI NEWS SHOW
Korean TV Show, 2022, 30 eps
(Ep. 29) (Guest)
30
(Ep. 29)
Guest
7.8
2022
After School Excitement Winter Camp
After School Excitement Winter Camp
Korean TV Show, 2022, 2 eps
(Regular Member)
2
Regular Member
8.2
2022
After School Excitement Special Activities
After School Excitement Special Activities
Korean TV Show, 2022, 1 eps
(Regular Member)
1
Regular Member
7.8
2021
2021 MBC Music Festival: Together
2021 MBC Music Festival: Together
Korean TV Show, 2021, 1 eps
[Performer] (Regular Member)
1
[Performer]
Regular Member
8.1
2021
My Teenage Girl
My Teenage Girl
Korean TV Show, 2021, 12 eps
[Contestant] (Regular Member)
12
[Contestant]
Regular Member
7.3
2021
Hesitation Before Going to School
Hesitation Before Going to School
Korean TV Show, 2021, 18 eps
[Trainee] (Regular Member)
18
[Trainee]
Regular Member
7.8
2020
Idol Human Theater
Idol Human Theater
Korean TV Show, 2020, 104 eps
(Ep. 35) (Guest)
104
(Ep. 35)
Guest
8.3
2018
Omniscient Interfering View
Omniscient Interfering View
Korean TV Show, 2018, 500 eps
(Ep. 199) (Guest)
500
(Ep. 199)
Guest
7.8
2017
Cooking Class
Cooking Class
Korean TV Show, 2017, 302 eps
(Ep. 193-263) (Main Host)
302
(Ep. 193-263)
Main Host
7.6
2015
Dream Junior
Dream Junior
Korean TV Show, 2015, 100 eps
(Ep. 24) (Guest)
100
(Ep. 24)
Guest
0.0
2012
Simply K-Pop
Simply K-Pop
Korean TV Show, 2012, 606 eps
(Guest)
606
Guest
10.0
2012
Show Champion
Show Champion
Korean TV Show, 2012, 450 eps
[Performer] (Ep. 255, 274, 275) (Guest)
450
[Performer] (Ep. 255, 274, 275)
Guest
7.6
2011
The Show
The Show
Korean TV Show, 2011, 286 eps
(Guest)
286
Guest
8.3
2011
Weekly Idol
Weekly Idol
Korean TV Show, 2011, 707 eps
(Ep. 562, 586, 690) (Guest)
707
(Ep. 562, 586, 690)
Guest
8.1
2011
Immortal Songs: Singing the Legend
Immortal Songs: Singing the Legend
Korean TV Show, 2011, 800 eps
(Ep. 640-641) (Guest)
800
(Ep. 640-641)
Guest
8.2
2005
Show! Music Core
Show! Music Core
Korean TV Show, 2005, 1000 eps
[Performer] (Guest)
1000
[Performer]
Guest
8.1
2004
M Countdown
M Countdown
Korean TV Show, 2004, 950 eps
[Performer] (Ep. 574, 742, 751-752, 754-755, 757) (Guest)
950
[Performer] (Ep. 574, 742, 751-752, 754-755, 757)
Guest
8.2
2003
Talk! Talk! Boni Hani
Talk! Talk! Boni Hani
Korean TV Show, 2003, 4313 eps
(Guest)
4313
Guest
7.0
1998
Music Bank
Music Bank
Korean TV Show, 1998, 1240 eps
[Performer] (Guest)
1240
[Performer]
Guest
7.8
1998
Pops in Seoul
Pops in Seoul
Korean TV Show, 1998, 6000 eps
(Guest)
6000
Guest
7.9
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Myung Hyung Seo

Hyung Seo Myung
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Details

  • First Name: Hyung Seo
  • Family Name: Myung
  • Native name: 명형서
  • Also Known as: Myeong Hyeongseo, Myeong Hyeong Seo
  • Nationality: South Korean
  • Gender: Female
  • Born: June 25, 2001
  • Age: 24

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