HaSeul (Hangul: 하슬) born Cho Ha Seul (Hangul: 조하슬), is the third member and Leader of LOONA and the leader of the sub-unit LOONA 1/3. She was born on August 18, 1997, in Ansan, Gyeonggi Province, South Korea.



Single albumsEdit


TV AppearancesEdit

Year Name Channel Role
2017 MIXNINE jTBC Herself (Contestant)

Web DramaEdit

Year Name Channel Role
2017 Do You Remember The First Time We Met? - Cho HaSeul (Main)
Do You Remember The First Time We Met? 2 -
2018 Do You Remember The First Time We Met? 3 - Cho HaSeul (Minor)

Music Video AppearancesEdit

Year Title Performer(s) Role
2017 "Everyday I Love You (feat. HaSeul)" ViVi Rapper
"Love Cherry Motion" Choerry Minor
2018 "Heart Attack" Chuu Cameo


  • HaSeul auditioned for BlockBerryCreative with the song "Friday", by IU.
  • She is the fourth oldest in LOONA.
  • She is the second oldest in LOONA 1/3.
  • Her zodiac sign is Leo.
  • She is represented by a white bird and the color green.
  • She is the third member to be revealed on December 2016.
  • She is a fan of baseball.
  • While she was abroad for one year, she used the English name Jane.
  • She is bilingual, knowing English and Korean.
  • She can sing opera
  • She lived in the US for a year.
  • She recited the poem ‘Now, We’ by Park Joon for weekly poem 3.
  • Her name is an acronym for '늘에서 내려온 기로운 아이 (lit. the wise child who came from the sky)' (from LOONAbirth profile)
  • Her original stage name was HaJin but she did not like it.[citation needed]


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