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Stage NameJuhyeon
Full NameLee Ju Hyeon
Country of BirthKorea
Date of BirthApr 08, 2004
Age20 years old
Height1.71 m (5'7")
Weight48 kg (105 lbs)
Blood TypeAB

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Lee Ju Hyeon (이주현; born Apr 8, 2004), better known as Juhyeun, is a South Korean singer and the main dancer of the Kpop group LIGHTSUM under CUBE Entertainment. She is a former participant of the idol survival shows The Unit (2017) and Dancing High (2018). She made her debut with LIGHTSUM on Jun 10, 2021 at the age of 17.


  • Stage Name: Juhyeon
  • Full Name: Lee Juhyeon
  • Native Name: 이주현
  • Birth Place: Korea
  • Birthday: Apr 8, 2004
  • Height: 171 cm (5'7")
  • Weight: 48 kg (106 lbs)
  • Blood Type: AB
  • Zodiac: Aries

Fun Facts and Trivia

  • Age trivia: Juhyeon was 17 years old when she was announced as a member of LIGHTSUM in April 2021.
  • Juhyeon stands at a height of 171 cm (5'7") and has an estimated weight of 48 kg (106 lbs).
  • She is the tallest member of LIGHTSUM.
  • Position: main dancer, lead vocalist.
  • She appeared in the music video for Young with Hui, Yeo One, Yuto, Kino, and Wooseok.
  • She made an appearance in the music video for Always from Unit G.
  • In 2017, when she was only 13 years old, she became a contestant in the survival show The Unit. She ranked 25.
  • In 2018, she became a participant in the show Dancing High but was eliminated on episode 2.
  • She is part of CUBE Entertainment’s trainee group called Cube Tree.
  • She started dancing when she was in second grade in elementary school.
  • She joined Cube Entertainment through an audition in January 2014.
  • Role models: Hyuna, BoA.
  • She wore braces while she was participating in The Unit.
  • She is intelligent despite her clumsy looks.
  • She was quiet and timid when she was younger.
  • At Doljabi (a fortune-telling ritual), the first item she grabbed was a pen. The second item as a gavel.
  • She started learning cheerleading first with her friend and then followed her to join a cover dance team.
  • She started her trainee life when she was very young so she makes it a point to remember the goals she had as a trainee whenever she works very hard.
  • She has experience composing her own music. She would like to produce her own album in the future.


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