Haseul (LOONA)

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Haseul LOONA - Biography, Profile, Facts, and Career

The world of Haseul has always been being surrounded by the singing world. When she was just an elementary school student, she already decided to become a part of the choir.

When Haseul got older, she wanted to go to an opera major in college.

But, it seems like her path turned into a different path because, at that time, she also joined a contest for singing in a music festival.

At that time, she was discovered by an agency, BlockBerry Creative. Haseul then joined the audition and successfully passed it. Shortly, she joined the agency as a trainee for approximately a year.

After doing a lot of hard works while becoming a trainee, Haseul finally got her chance to make her first debut.

She was announced as one of LOONA’s members on 8th December 2016 and also made a release of her own single album, HaSeul on 15th December 2016.

In February 2017, she joined the first sub-unit of LOONA, LOONA 1/3.

She then joined a survival show called MIXNINE in October alongside HyunJin and HeeJin. But unfortunately, she was the one who didn’t pass that audition.

Finally, she made a complete debut as a LOONA member on 20th August 2018 by releasing [+ +] as the first debut EP. But no longer after that, Haseul took a hiatus in 2019 and 2020.


  • Real Name: Jo Ha Seul (조하슬)
  • Stage Name: Haseul (하슬)
  • Nickname: Jo Leader, Harvard
  • Birthday: August 18, 1997
  • Birthplace: Ansan, Gyeonggi Province, South Korea
  • Zodiac Sign: Leo
  • Nationality: South Korean
  • Position: Leader, LOONA 1/3 Leader, Vocalist, Rapper
  • Height: 160 cm (5’3″)
  • Weight: 45 kg (99 lbs)
  • Blood Type: O
  • Religion: –
  • Profession: Singer, Dancer, Rapper
  • Education: –
  • Hobbies: Watching movies
  • Parents: –
  • Siblings: –
  • Boyfriend: –
  • Facebook: –
  • Twitter: –
  • Instagram: –
  • YouTube: –

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  • In her family, she has a brother who is younger than her. Her brother was born in 2002.
  • Haseul is considered as ‘The December Girl’.
  • Green is her representative color.
  • She has an English name, Jane.
  • When she did an audition, she sang Friday by IU.
  • Haseul has ears that have a different shapes.
  • She is able to speak in English.
  • She is also able to play the piano and guitar.
  • She owns a dimple.
  • She is really scared of any kind of bird.
  • She is also scared about water.
  • Burgundy and mustard are her most favorite colors.
  • Among the members, she is the member who can’t do aegyo well. Even so, her fans always want her to do aegyo.
  • She once became a student in the USA for about one year.
  • Haseul became a trainee for approximately one year.
  • She once became a MIXNINE contestant but eventually, she didn’t pass it.
  • IU is her biggest role model.
  • She has a ring size of about 9 to 10.
  • Haseul has an ideal type, someone who is similar to Haseul’s father.
  • She made her first debut with LOONA when the group released Let Me In.
  • When she shot her video, she took a journey to Iceland.
  • She is an expert when it comes to do impersonation for Vivi.
  • She was discovered at a music festival for teenagers.
  • She went to that music festival majorly because of Haseul’s music teacher.
  • She directly cried when she got the announcement that she became a LOONA member.
  • She has some charm points, her voice and also her eyes.
  • Her vocal is her biggest strength.
  • Actually, she really wants to learn about opera music when she is in college.
  • She really hates aegyo and pigeons.
  • She loves eating watermelons.
  • She loves her dog, family, LOONA, and also Orbits very much.
  • Her goal to be a singer is being supported by her beloved father.
  • She had a desire to take eyelid surgery when she was just a child.

Pics of Haseul  

1. What a perfect beauty

Haseul LOONA - Biography, Profile, Facts, and Career

2. Haseul has the nicest eyes

Haseul LOONA - Biography, Profile, Facts, and Career

3. Her natural beauty is dazzling

Haseul LOONA - Biography, Profile, Facts, and Career

4. Her short hair is so amazing

 - Biography, Profile, Facts, and Career

5. A queen of natural beauty

- Biography, Profile, Facts, and Career

Haseul is not such a lovely and talented idol, but she also has a good heart with a lot of kindness. We can see that she is a hard-working person and has a sincere heart. What a lovely girl!