
Kim Yoo-jung
Biography
Kim You-jung (김유정) is a South Korean actress, born in Seoul, who studied at Goyang High School of Arts. She started out as a child model and after she made her acting debut at the age of 4 became one of the best-known child actresses in Korea. She was discovered at 5 years old in a contest that her older sister joined and won the Most Popular Award even though she was not one of the contestants. She is now transitioning into adult roles and is best known for Dong Yi, Moon Embracing the Sun, and May Queen. Kim is the youngest of 3 siblings. Her older sister Kim Yeon Jung is also an actress.
She was considered "Korea's Little Sister" when she was a child actress. She has since been dubbed "Sageuk Fairy" after starring in several acclaimed historical period dramas in her career. In 2017, she ranked 8th on Forbes Korea Power Celebrity list, the youngest to be included in the Top 10 at 17 years old.
In February 2018, it was revealed that Kim was diagnosed with dysfunctions of the thyroid gland and would take a break from acting.
Known For

TV
Men on a Mission
Self
2015

TV
Infinite Challenge
Self
2005

TV
Running Man
2010

TV
Amazing Saturday
Self
2018

TV
2 Days and 1 Night
2007

TV
KBS Drama Special
Yeon-Sim
2010

TV
The Seasons
Self
2023

TV
My Demon
Do Do-hee
2023

TV
Backstreet Rookie
Jung Saet-Byul
2020

TV
Dong Yi
Dong Yi (young)
2010

TV
Dear X
Baek Ah-jin
2025

TV
SBS Drama Awards
Host
1992

TV
May Queen
Chun Hae-joo (young)
2012

TV
House on Wheels
Self
2020

TV
Chicken Nugget
Choi Min-ah
2024

Film
20th Century Girl
Na Bo-ra
2022

TV
Clean with Passion for Now
Gil O-Sol
2018

TV
Love in the Moonlight
Hong Ra-on / Hong Sam-nom
2016

TV
The Moon Embracing the Sun
Heo Yeon-woo (young)
2012

TV
Iljimae
Eun Chae (young)
2008
Filmography
2025TVDear Xas Baek Ah-jin2024TVChicken Nuggetas Choi Min-ah2023TVMy Demonas Do Do-hee2023FilmMy Heart Puppyas Ah-min2023TVThe Seasonsas Self2022Film20th Century Girlas Na Bo-ra2022TVYoung Actors' Retreat2021TVOne Ordinary Dayas holding cell girl2021TVLovers of the Red Skyas Hong Chun-gi2021FilmThe 8th Nightas Ae-ran2020TVBackstreet Rookieas Jung Saet-Byul2020TVHouse on Wheelsas Self2019TVKim Yoo-jung’s Half Holiday in Italyas Herself2018TVClean with Passion for Nowas Gil O-Sol2018FilmDark, Deadly & Dreadfulas Wei (Room 731)2018TVAmazing Saturdayas Self2018FilmGolden Slumberas Soo-ah2017FilmBecause I Love Youas Scully2016TVLove in the Moonlightas Hong Ra-on / Hong Sam-nom2015TVMen on a Missionas Self2015FilmCircle of Atonementas Lee Jung-Hyun2015FilmRoom 731as Wei2015TVAngry Momas Oh Ah Ran2014TVLove Cellsas Navi2014TVSecret Dooras Seo Ji-dam2014TV7인의 식객2014FilmThread of Liesas Kim Hwa-yeon2014FilmThe Dirge Singeras Yun Shim2013FilmCommitmentas Ri Hye-in2013TVGolden Rainbowas Kim Baek-won (teenage)2012TVMay Queenas Chun Hae-joo (young)2012TVThe Moon Embracing the Sunas Heo Yeon-woo (young)2011TV막이래쇼: 무작정탐험대2010TVRoad No. 1as young Soo-yeon2010TVRunning Man2010TVGrudge: The Revolt of Gumihoas Yeon-Yi2010FilmOn the Pitchas Radio female soldier2010TVKBS Drama Specialas Yeon-Sim2010TVDong Yias Dong Yi (young)2009TVMelon Music Awardsas Messenger2009FilmParadiseas Hwa-ran2009FilmPossessedas Ji-eun2009TVTamra, the Islandas Jang Beo-Sul2009FilmTidal Waveas Ji-min2009TVCain and Abelas young Seo-yeon2008TVPainter of the Windas Yun-bok (young)2008TVIljimaeas Eun Chae (young)2008FilmDo You See Seoul?as Yeong-mi2008TVPowerful Opponentsas Yoo Gwan-Nim2008FilmThe Chaseras Eun-ji2007FilmRainbow Eyesas Hye-seo's Daughter2007FilmBank Attackas Bae Yeon-Hee2007TV2 Days and 1 Night2007FilmHwang Jin Yias Young Jin-yi2006FilmLump of Sugaras Young Si-eun2006Film4 Horror Tales: Hidden Flooras Yeo Joo-hee2005FilmAll for Loveas Kim Jin-a2005FilmLady Vengeanceas Jae-kyung2005TVInfinite Challengeas Self2004FilmDMZ (Demilitarized Zone)1992TVSBS Drama Awardsas Host—FilmRevengeas Yunha—TV100 Days of Liesas Lee Ga-kyeong