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Personal Info
Known For
Acting
Birthday
August 28, 1996
Place of Birth
Gimje, North Jeolla, South Korea
Also Known As
- 김세정
- 세정
- Sejeong
- Kim Sejung
- Sejung kim
- Se-jeong Kim
- 金世正
- キム・セジョン
- کیم سه جونگ
- کیم سه-جونگ
Kim Se-jeong
2.5 Popularity
Biography
Sejeong (세정) is a South Korean singer-songwriter and actress signed under Jellyfish Entertainment. After coming into prominence as the runner-up on the hit idol competition show “Produce 101,” she debuted in 2016 as a solo artist and member of now-disbanded girl groups I.O.I and Gugudan. In 2017, she was cast in her first leading drama role in KBS’s “School 2017.”
Known For
🎬
0.0
Park Dal-yi
The Moon Flows in This River
2025
7.4
Chae Yong-ju
Brewing Love
2024
7.0
Unicorn
Universe Ticket
2023
0.0
self (KIM SEJEONG)
MONSTOP Travel Agency
2023
6.0
Self
The Seasons
2023
0.0
Rani
Office Romance Recipe
2022
0.0
MC
SEOUL FESTA 2022 K-POP SUPER LIVE
2022
6.0
Oh Ma-Eum
Today's Webtoon
2022
8.5
Shin Ha-ri
Business Proposal
2022
0.0
Guest
Lee Mujin Service
2022
Credits
🎬
The Moon Flows in This River
as Park Dal-yi
2025
0.0
Brewing Love
as Chae Yong-ju
2024
7.4
Universe Ticket
as Unicorn
2023
7.0
MONSTOP Travel Agency
as self (KIM SEJEONG)
2023
0.0
The Seasons
as Self
2023
6.0
Office Romance Recipe
as Rani
2022
0.0
SEOUL FESTA 2022 K-POP SUPER LIVE
as MC
2022
0.0
Today's Webtoon
as Oh Ma-Eum
2022
6.0
Business Proposal
as Shin Ha-ri
2022
8.5
Lee Mujin Service
as Guest
2022
0.0
I.5.I - Yes, I Love It!
as Sejeong
2021
0.0
Hurrah for Independence
as Self
2021
0.0
The Uncanny Return
2021
0.0
The Uncanny Counter
as Do Ha-na
2020
8.3
IU's Palette
as Self - Guest
2020
10.0
Clean Cam
2020
10.0
I Wanna Hear Your Song
as Hong Yi-Young
2019
5.0
Where Is My Home
2019
3.0
Prison Life of Fools
as Herself
2019
9.0
Galileo: Awakened Universe
2018
10.0
Idol Room
as Herself
2018
9.0
Busted!
as Kim Se-jeong
2018
7.9
Amazing Saturday
as Self
2018
7.3
마이박스
2018
0.0
Baek Jong-won's Alley Restaurant
as Self
2018
7.0
Salty Tour
as Self (Sejeong)
2017
9.0
Master Key
2017
9.2
School 2017
as Ra Eun-Ho
2017
7.3
I.O.I - "Time Slip" Concert
as Sejeong
2017
0.0
Gugudan Project: Extreme School Trip
as Herself
2016
0.0
The Sound of Your Heart
as Woman next door in Room 205
2016
7.9
Let's Eat Dinner Together
as Herself
2016
6.0
What Are Gugudan Doing?
as Kim Se-jeong
2016
0.0
어서옵SHOW
2016
0.0
Standby I.O.I
as Kim Se-jeong
2016
8.0
Produce 101
as Herself
2016
6.7
Men on a Mission
as Self
2015
7.4
Two Yoo Project - Sugar Man
as Herself
2015
0.0
Home Alone
as Self
2013
7.2
K-pop Star
as Self - Contestant
2011
9.5
SNL Korea
as Self
2011
8.2
Law of the Jungle
2011
5.1
Running Man
2010
8.3
You Hee-yeol's Sketchbook
as Self
2009
6.3
MBC Entertainment Awards
as Self - MC
2001
9.0