The Nation Little Sister, Kim So-hyun Profile, Facts and Drama Appearances

Kim So-hyun
Kim So-hyun

Meet The Former Child Actress Kim So-hyun

Have you watched the popular Netflix series Love Alarm? Then, you might find familiar the female leading actress who plays the role of Kim Jo-jo, Kim So-hyun! She has appeared in various dramas, she even started her early career as a child actress back in the past.

With her bright, pure, and innocent image, she has also been nicknamed the Nation’s Little Sister; even her acting performance is acknowledged by many people in the industry. In this article, Byeol Korea will provide you with a detailed rundown of everything you need to know about actress Kim So-hyun, so stay tuned.

Full Profile of Kim So-hyun

Kim So-hyun

Birth Name: Kim So-hyun (김소현)

Stage Name: Kim So-hyun (김소현)

Place and Date of Birth: Australia, June 4th, 1999

Zodiac Sign: Gemini

Blood Type: O

Height: 164 cm

Weight: 46 kg

Nationality: Korean

Occupation: Actress, Model, Host

Label: SidusHQ, E&T Story Entertainment

Years Active: 2006–present

Instagram: wow_kimsohyun

Twitter: hellokimsohyun

Don’t Miss Out These Fun Facts About Kim So-hyun

  • Kim So-hyun’s family consists of her mother, her younger brother, and a Maltese named Mongsook
  • Her father died when she was 7 years old
  • She attended Hanyang University, studied Theater and Film
  • She was born in Australia, but her nationality is Korean. She and her family moved to South Korea in 2003
  • Kim So-hyun is a Christian
  • Her ideal type is Yoo Seung-ho
  • She loves reading, and one of her favorite reads are Webtoons during her spare time
  • Her skincare tip is drinking a lot of water
  • Kim So-hyun likes apples, watermelons, and cold noodles with beef or chicken
  • She doesn’t really drink coffee
  • Kim So-hyun’s personality has undergone changes throughout time
  • In December 2015, Kim So-hyun launched her one-person agency named E&T Story Entertainment in partnership with LOEN Entertainment

Kim So-hyun as The Nation Little Sister

Kim So-hyun started her acting career when she was 6 years old, and she officially debuted in 2008 making an appearance in a supporting role. As a result, the actress got a lot of attention and subsequently appeared in many dramas as the younger version of the drama’s main character.

Due to her familiar appearances in TV dramas, Kim So-hyun has been nicknamed South Korea’s “Nation’s Little Sister”. Aside from that name, Kim So-hyun is also known as the “Queen of Child Actresses” since she has appeared in various popular dramas with various genres as well. Even after she has grown up, many people still remember her as the Nation’s Little Sister.

Kim So-hyun Drama and Movie List


Year Title Role
2006 Drama City Ten Minute, Minor
2007 A Happy Woman young Lee Ji-yeon
2008 Wife and Woman Jo Je-ni
2009 The Children of Heaven Kim Son-young
2010 The King of Baking, Kim Tak-gu young Gu Ja-rim
2011 The Duo young Geum-ok
2012 Love Again Jung Yoo-ri
2013 The Suspicious Housekeeper Eun Han-gyul
2014 Reset Choi Seung-hee/Jo Eun-bi


2014 Triangle young Shin-hye
2015 Who Are You: School 2015 Lee Eun-bi/Go Eun-byul
2016 Hey Ghost, Let’s Fight Kim Hyun-ji
2017 The Emperor: Owner of The Mask Han Ga-eun
2018 Radio Romance Song Geu-rim
2019 Love Alarm Kim Jo-jo
2019 The Tale of Nokdu Dong Dong-joo/Eun-seo
2021 Love Alarm Season 2 Kim Jo-jo
2021 River Where The Moon Rises Princess Pyeonggang/Yeom Ga-jin/Queen Yeom
2016 Nightmare High Kang Ye-rim



Year Title Role
2008 My Name Is Pity young Jin-ha
2010 Man of Vendetta Joo Hye-rin
2011 Sin of a Family Jung Myung-hee
2011 Spy Papa Soon-bok
2012 I Am The King Sol-bi
2013 Killer Toon young Mi-sok
2016 Pure Love Jung Soo-ok
2016 The Last Princess teenage Princess Deokhye
2017 Your Name Mitsuha Miyamizu

Her First Leading Role in School 2015

Kim So-hyun got her first leading role in the drama Who Are You: School 2015, where she took on two different roles at the same time. The drama tells a story about the life of identical twins named Go Eun-byul and Lee Eun-bi both of which are played by Kim So-hyun.

The twins are separated after one of them is adopted by another family. Lee Eun-bi lived in an orphanage where younger residents look up to her as the mother’s figure. However, Eun-bi hides a secret regarding her being bullied by mean girls in her school.

Meanwhile, Eun-byul is a student of the most prestigious private school and has been living happily after she got adopted. She is best friends with Han Yi-an (Nam Joo-hyuk), who is in love with her since childhood and is the school’s star swimmer. One day, an accident happens that causes a change in Eun-byul and Eun-bi’s fate.

Her Breakthrough Appearance in Love Alarm

Following the success of School 2015, Kim So-hyun came back to the screens with her role as a student again in the drama Love Alarm. The series has gained huge popularity, even came up with two seasons. Love Alarm depicts the story of Kim Jo-jo (Kim So-hyun), an orphan who lives with her aunt. Despite her difficult life, Jo-jo has a genuine best friend named Lee Hye-yeong (Jung Ga-ram).

At that time, there was a popular application named JoAlarm, a technology that enabled users to discover love through notification. One day, Kim Jo-jo met a new student in her school named Hwang Sun-oh (Song Kang) who is Lee Hye-yeong’s best friend. The relationship between the three of them gets complicated after the two guys fall in love with Kim Jo-jo.

Her Appearance in River Where The Moon Rises

River Where The Moon Rises became one of the most successful sageuk drama projects of Kim So-hyun. In the drama, she plays the role of Princess Pyeonggang who is determined to be the Queen of Goguryeo and manages to restore the country after her father fails to do so.

The drama itself depicts the love story between Princess Pyeonggang and On Dal (Na In-woo). Since Princess Pyeonggang was a child, she was taught how to be an assassin. On the other hand, On Dal was different from her.

But, when he falls for her, On Dal is willing to forsake principles just to make her safe. Their love story becomes even more complicated after many people fight against each other to steal the throne.

Kim So-hyun Boyfriend She Has Never Dated Anyone Publicly

Although Kim So-hyun has appeared in many dramas and has been in the entertainment industry for a long time, the actress has never been reported of dating publicly. Indeed, she has been involved in several dating rumors with her co-stars in various dramas, but she was never been caught dating publicly, despite once mentioning that her ideal type is actor Yoo Seung-ho.

However, although she has a lack of dating experience, Kim So-hyun has been able to successfully create chemistry with her co-stars in romantic dramas very well. “I try hard to feel exactly what my characters feel in the drama, to the stage that I start thinking if I have actual feelings for my co-stars,” she once explained. “I believe it’s also important to see how others act, so I have watched a lot of romantic movies,” the actress added.

That’s everything about the Nation’s Little Sister—actress Kim So-hyun! Hard work always pays off, just like Kim So-hyun has proven it with her career, starting as a child actress to where she currently is.

So, which one is your favorite Kim So-hyun drama project? Please, kindly write down your answer in the comment section below, and don’t forget to share this article on your social media.