Ku Hye-Sun Age, Wiki, Biography, Husband, Children, Height in feet, Net Worth & Many More

Koo Hye-Sun is a famous South Korean actress, model, director, producer, singer, writer, screenwriter and artist. She is one of the best-known artists from South Korea. In the beginning, Koo first gained popularity for her lead role in Hearts of Nineteen. Later, she gained widespread recognition in the television dramas Pure in Heart (2006), The King and I (2007), Boys Over Flowers (2009), Take Care of Us (2012), Angel Eyes (2014), and Blood (2015). Koo Hye-Sun has also written scripts for two of her directorial ventures and has also worked as an associate at many national and international film festivals and has directed trailers for such events. Her novel, titled “Tango,” which includes the drawings made by her, was a best seller in 2009, with a sales volume of 30,000. Koo Hye-Sun also works for charity and the benefit of underprivileged children. Koo Hye-Sun has also won several awards, which include the KBS Drama Awards, SBS Drama Awards, the 6th Yahoo! Taiwan Asia Buzz Awards, Ministry of Health and Welfare, Ministry of Gender Equality and Family, and many more. 

Koo Hye-Sun was born on November 9, 1984, in Incheon, South Korea. She is the second child of her parents. Ku Hye-sun’s family consists of her mother, father, and one older sister, Ku Hye-Jung. Koo always dreamed of being a successful singer. To achieve this, she enrolled herself at the Sungkyunkwan University—Seoul Institute of Arts, and formed a vocal band with her college friends. Koo, with her passion for singing, had also started to take modeling lessons and did many internet campaigns as well. Koo enrolled herself as a trainee under SM Entertainment and later moved to DSP Media to become part of a three-member girl group named “Ria”. She also became famous by the name “ulzzang”, which means “good looking.” Her singing career failed, so she signed a contract with YG Entertainment, an event management, and modeling agency, from where she started her acting career. 

Ku Hye-Sun

Koo Hye-Sun first began her career as a singer, but could not pursue it. After that, she started her modeling career, where she did a commercial for Sambo computers and also appeared in a few minor roles in dramas. Her performance was first noticed in the MBC sitcom “Nonstop 5,” and the 2006 television drama “Pure in Heart” catapulted her to fame. Hye-seon’s major breakthrough came in early 2009 with her performance as Jan-di Keum in KBS2’s hit series “Boys Over Flowers” opposite Lee Min-ho, which gained her pan-Asia popularity. In 2009, Koo published her first illustrated novel, Tango (), centered around a 20-something young girl who goes through two separate relationships to finally mature into a woman. The book was a bestseller, selling 30,000 copies within a week.

As of March 2016, Ku confirmed that she had been secretly dating her Blood co-star Ahn Jae-hyun since April 2015. Later on In April 2016, they announced their plans to marry on May 21. The couple registered their marriage on May 20 and held a small, private ceremony the following day. HB Entertainment announced in August 2019 that Ku and Ahn had separated and agreed to divorce proceedings. In July 2020, Ku and Ahn officially divorced after an agreement was settled by the Seoul Family Court.

Name / stage nameKoo Hye-sun
Nick Name Ku Hye
Date of Birth November 9, 1984
Birth Place Incheon, South Korea
Age 37 *(2022)
Zodiac Sign Scorpio
Profession Actress, Model, Director, Producer, Singer, Writer, Screen Writer, Painter
Known for (famous for)Her performance in Pure in Heart, The King And I, Take Care of Us, Captain, Angel Eyes, and Blood
Nationality South Korean
Religion Christianity
Hometown Incheon, South Korea
AddressIncheon, South Korea
HobbiesActing, Photography, Travelling
Year Active 2002-present
School Buheung Middle School Bupyeong Girls’ High School
Collage Seoul Institute of the Arts Sungkyunkwan University
Debut 2004
Hometown Incheon, South Korea
Cast N/A
Ethnicity Asian
Ku Hye-Sun

Ku Hye-Sun Career

Ku Hye-Sun Career as Actor
  • Koo Hye-Sun entered the entertainment industry after gaining popularity on the Internet as an ulzzang. She made her television debut in the KBS horror series Anagram and continued to appear in one-act dramas.
  • In the same year, she appeared in the 2004 television series “Nonstop 5,” which attracted the audience’s attention.
  • She appeared in the drama series Drama City – Everybody Cha Cha Cha and Ballad of Seodong in 2005.\
  • Koo soon rose to fame in the 2006 television drama Pure in Heart and surprised critics with her performance in the historical drama The King and I.
  • In 2008, Koo appeared in the TV series Strongest Chil Woo in the role of Yoon So-Yoon.
  • In 2009, she played the role of Geum Jan-di in the popular TV series Boys Over Flowers alongside Lee-Min-Ho.
  • In 2010, Koo was seen in the TV series Ku Cine.
  • After a year In 2011, her first pre-produced drama, The Musical, finally aired in September 2011.
  • In 2012, Koo next starred as a female pilot in the SBS series Take Care of Us, Captain, followed by Absolute Darling, the Taiwanese drama adaptation of the manga Absolute Boyfriend.
  • Koo then made a small-screen comeback acting in SBS’s weekend drama Angel Eyes in 2014.
  • In February 2015, Koo starred in KBS’s vampire drama, Blood.
  • In 2017, Koo was cast in MBC’s weekend drama “You’re Too Much” alongside Uhm Jung-hwa.
Koo Hye-Sun Film
2007August RushGirl on couch
2008Baby and IHan Joon-soo
Koo Hye-Sun Television series
2004Nonstop 5
Drama City – Anagram
2005Drama City – Everybody Cha Cha Cha
Ballad of Seodong
2006Pure in HeartYang Guk-hwa
2007The King and IQueen Je-heon/Yoon So-hwa
2008Strongest Chil WooYoon So-yoon
2009Boys Over FlowersGeum Jan-di
2010Ku CineHerself
2011The MusicalGo Eun-bi
2012Take Care of Us, Captain
Absolute Darling
Han Da-jin
Guan Xiao Fei
2014Heo Nanseolheon
Angel Eyes
Heo Nanseolheon
Yoon Soo-wan
2015BloodYoo Ri-ta/Yoo Chae-yoon
2017You Are Too MuchJung Hae-dang
Koo Hye-Sun Narration
2012The Hospice for the Children Who Live for TodaySBS
2014Miracles in DecemberKBS1
Koo Hye-Sun Music video
YearSong TitleArtist
2004“The Reason I Close My Eyes”Taebin
2006“Forget You”Soul Star
2007“Yesterday Is Different from Today”Kim Ji-eun
2010“Touch Your Heart”
“Brown Hair”
2012“Marry Me”
2013“With Laughter or with Tears”
“It’s You”
Seo In-guk
Koo Hye-sun
2014“She’s So High”
“Floral Rain”
Koo Hye-sun
2015“After 10 Years 100 Years”
“A Day Without Sound”

Koo Hye-Sun Career As director

  • Ku made her official debut as a director with her short film, The Madonna. The film is based on sensitive issues like assisted suicide. The film was featured in several film events, including the Asiana International Short Film Festival and the Pusan Asian Short Film Festival, where it won the “Audience Award” category.
  • In 2010, Koo released her first feature film, Magic. The film was invited and screened at the 6th Jecheon International Music & Film Festival (JIMFF) from August 12 to 17, 2010.
  • She continued directing short films such as You (2010) and Fragments of Sweet Memories (2012).
  • In 2011, Koo established her own company, Koo Hye-sun Film. Her second directorial feature, The Peach Tree, was the first film made under her newly established production company.
  • In 2013, Koo directed a short film for the Samsung Galaxy S4\
  • In 2014, Koo released her fifth directed film, Daughter.
  • In 2021, her short film “Dark Yellow” had a special screening at the 25th Bucheon International Fantastic Film Festival on July 11th.
Koo Hye-Sun Feature film
YearTitleCredited asCast
Im Ji-kyu
Seo Hyun-jin
Kim Jung-wook
2012The Peach TreeDirector,
music director
Cho Seung-woo
Ryu Deok-hwan
Nam Sang-mi
Koo Hye-sun
Shim Hye-jin
Koo Hye-Sun Career As director
Koo Hye-Sun Short Film
2009The Madonna (aka The Cheerful Caretaker)
2012Fragments of Sweet Memories 
2013White Dog (Samsung Galaxy S4)
2018Mystery Pink
2021Dark Yellow
Koo Hye-Sun Trailer
20097th Asiana International Short Film Festival
201113th International Women’s Film Festival in Seoul
201314th Persons with Disabilities Film Festival
201410th Jecheon International Music & Film Festival

Koo Hye-Sun Career As Singer

  • In 2005, she released her first single, “Happy Birthday to You” for Nonstop 5. 
  • In 2006, she released the track “Sarang Ga” (“Love Story”), which became the title song of Pure in Heart. 
  • In 2012, Koo released her first self-composed soundtrack, titled “Fly Again” for SBS’s Take Care of Us, Captain, in which she stars in.
  • Koo released her first album, Breath, in 2009, an album of new-age music that included her composed song for her friend and singer, Gummy, entitled “Around the Alley.”
  • She then released her self-composed and written digital single “Brown Hair” in 2010.
  • In 2012, Koo released “It’s You” and its music video.
  • In 2014, Koo released her 5th digital single, “Happy”, which is also a remake of Seo In-guk’s song “Were We Happy.”\
  • In 2015, she released a second album titled Breath 2, which serves as a follow-up to her 2009 album Breath.
  • In 2016, Koo released the song “Written and Erased,” which is a collaboration song between Koo and The Blind.
Koo Hye-Sun Albums
2015Breath 2
2016And Spring
2020Breath 3
2021Breath 4
Koo Hye-Sun Singles
2005“Happy Birthday to You”
2006“Sarang Ga (Love Story)”
2010“Brown Hair”
2012“Fly Again”
“Marry Me”
2013“Flying Galaxy”
“It’s You”
2014“Floral Rain”
2015“A Day Without Sound”
2016“Written and Erased”
“Winter Story”
“Summer Day”
Koo Hye-Sun Concert
2009With YouKoo Hye-sun participated in Isao Sasaki’s concert
Over the RainbowKoo Hye-sun, Isao Sasaki
2015Summer, Autumn, Winter, and SpringKoo Hye-sun, Choi In-young
2021New Age Piano ConcertKoo Hye Sun, Choi In-young
Koo Hye-Sun Bibliography
2010Koo Hye-sun’s The Story Behind the Making of “Magic”Non-fiction
2012The Peach TreeNovelization
2017Koo Hye Sun’s Music CollectionMusic Book
2018Koo Hye Sun’s Scenario CollectionScenario Book
2019Heart Shaped Tears
I am Your Pet

Koo Hye-Sun Family 

Koo Hye Sun was born on 9 November 1984 in  Bupyeong-gu, Incheon, South Korea. She was born and raised in Bupyeong-gu, Incheon alongside her sister Ku Hye-Jung. There is no more information about her parents.

Father Name Name Not Known
Mother Name Name Not Known
Brother None
Sister Ku Hye-Jung

Koo Hye-Sun Relationship / Marital Status & Many More

In March 2016, Koo Hye Sun revealed a love affair with Ahn Jae Hyun, co-star in Blood. In August 2016, both of them legally became one with each other. They performed the marriage in a very simple manner, and a huge amount was spent on the treatment of children.

In 2019, Koo publicly demanded a divorce from her partner. On this, the bitterness between the two increased, as well as a lot of resentment had to be faced by the fans. Meanwhile, on On August 18, 2019, Actress Koo Hye Sun posted an image of text messages between her and her husband Ahn Jae-Hyun discussing divorce to her Instagram account.

Further Ahn Jae Hyeon submitted an application to the Seoul Family Court on September 9, 2019, for divorce against Koo, and it was delivered to Koo on September 18, 2019.

Marital Status Divorced
Affairs / Boyfriend Name Not Known
Husband / Spouse Ahn Jae-Hyeon (ex-husband)
Marriage date 21 May 2016.
Marriage Place N/A
Ku Hye-Sun with her ex-husband Ahn Jae-Hyeon
Ku Hye-Sun with her ex-husband Ahn Jae-Hyeon

Koo Hye-Sun Physical Stats 

Height In Centimeter –  cm 163 
In Meter –  m 1.63
In feet & inches – 5’5
WeightIn Kilogram-  Kgp 53
In Pounds –  lbs 112
Body Measurement 29-21-31
Body Shape Slim
Shoe Size 7 UK
Eye Color Black
Hair Color Brown
Koo Hye-Sun Physical Stats

Koo Hye-Sun Education 

Actress Koo Hye Sun had completed her schooling at Buheung Middle School and late on attempted the Bupyeong Girls’ High School for her higher studies. She begin her graduation at Sungkyunkwan University and also attended the Seoul Institute of the Arts for practicing acting skills.

School Buheung Middle School
Bupyeong Girls’ High School
Collage Sungkyunkwan University
Seoul Institute of the Arts
Educational Qualification Undergraduate

Koo Hye-Sun Favourite 

Favorite Actor Lee min ho
Favorite Actress N/A
Favorite Song Little things
Favorite Movie N/A
Favorite CuisineSpicy food, Korean, Chinese
Favorite Color Red, Pink, White
Favorite Sport N/A
Favorite Destination South Korea
Koo Hye-Sun Favourite

Koo Hye-Sun Net Worth 

Net Worth $ 12 million
Salary Not estimated
Income Source Actor, Writer, Director, Singer
Care Collection N/A

Koo Hye-Sun Achievements

In 2006, Koo won the title of Best New Actress at the KBS Drama Awards for Pure in Hearts. Koo received the New Star Award in 2007 for The King and I. Asian Drama Award for Best Actor 2014 and Best Young Director at Seoul Festival in the same year.

Some unknown facts about Koo Hye-Sun

  • Ku was in a relationship with her ‘Blood’ co-star Ahn Jae-Hyun since April 2015. She announced it officially on March 11, 2016. Soon after, the couple registered their marriage at the Gangnam district office on May 20, 2016.
  • Instead of having a lavish wedding, the couple decided to make donations to Severance Hospital.
  • The pair appeared in the reality show ‘Newlyweds Diary’, which showed their life after their wedding
  • She’s scared of ghost stories
  • She likes nature and she’s interested in landscaping after her father
  • She considers leaving HB Entertainment because she doesn’t feel like it’s right to be in the same company as Ahn Jae Hyun.
  • She says Ahn Jae Hyun is the one who wanted a divorce. In their marriage, she felt like she was being abandoned and looked down upon.
  • Ideal Type: Someone who looks like Lee Min Ho and has the personality of Choi Daniel
  • She started gaining popularity on the internet as a model.

Koo Hye-Sun Social Media Profile

Koo Hye-Sun Instagram Profile


  • Is Koo Hye-Sun Married?
  • As of now, Koo Hye-Sun’s marital status is Divorced. She was previously married to  Ahn Jae-Hyun.
  • How old is Koo Hye-Sun?
  • As of now, Koo Hye-Sun is 37 Years old.
  • What is Koo Hye-Sun’s age?
  • As of now, Koo Hye-Sun is 37 Years old.
  • Who is Koo Hye-Sun’s boyfriend?
  • As of 2022, Koo Hye-Sun is divorced, She was previously married to Ahn Jae-Hyun. On March 11, 2016, Koo was confirmed to be dating her Blood co-star Ahn Jae-Hyun since April 2015. The couple officially registered their marriage at the Gangnam district office on May 20, 2016 and married on May 21, 2016. In August 2019, it was reported Ahn requested a divorce from Koo
  • When is Koo Hye-Sun’s birthday?
  • Koo Hye-Sun celebrates his birthday on November 9 every year.
  • When is Koo Hye-Sun celebrating his birthday?
  • In 2022, Koo Hye-Sun will celebrate his birthday on November 9 every year
  • What is Koo Hye-Sun Net Worth?
  • Koo Hye-Sun is a famous South Korean singer. His estimated net worth is $12 Million Doller in 2021.
  • What is Koo Hye-Sun’s height?
  • Koo Hye-Sun is a very good-looking and beautiful actress. Her height is 5 feet 5 inches.
  • What is Koo Hye-Sun’s height in feet?
  • Koo Hye-Sun is a very good-looking and beautiful actress. Her height is 5 feet 5 inches.

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