Chaeyeon (DIA)

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Chaeyeon (DIA) - Biography, Profile, Facts, and Career

Before the breathtaking visual of Chaeyeon attracts a lot of K-Pop fans, she initially started her career as a DIA member by debuting with the group on September 14, 2015.

One year later, her fame began to rise when she joined Produce 101 as a contestant with Huihyeon, her fellow member in DIA.

In that show, she gained a lot of attention because of her dazzling visual and amazing talents.

No wonder, she ended up got 7th position in the final episode and successfully debuted with the winning team, I.O.I.

In the same year, MBK Entertainment also announced her as a part of the sub-unit of DIA, BCHCS, and debuted on December 29, 2016.

She then started to make some appearances as an actress, such as for Drinking Solo (2016), Reunited Worlds (2017), Marry Me (2018), and My First First Love (2019).

Chaeyeon also appeared in a lot of variety shows, like in Gag Concert (2016), Master Key (2017), Law of the Jungle (2018), and The Barber of Seville (2019).


  • Real Name: Jung Chae Yeon (정채연)
  • Stage Name: Chaeyeon (채연)
  • Nickname: Cutie, Crazy Dance Queen, Ending Fairy
  • Birthday: December 1, 1997
  • Birthplace: Suncheon, South Jeolla, South Korea
  • Zodiac Sign: Sagittarius
  • Nationality: South Korean
  • Position: Vocalist, Rapper, Visual, Face of the Group
  • Sub-unit: BCHCS
  • Height: 166 cm (5’5″)
  • Weight: 49 kg (108 lbs)
  • Blood Type: A
  • Religion: –
  • Profession: Singer, Dancer, Rapper
  • Education: Seoul School of Performing Arts
  • Hobbies: Wandering around by herself, Playing with her dog.
  • Parents: –
  • Siblings: Siyeon
  • Boyfriend: –
  • Facebook: –
  • Twitter: –
  • Instagram: @j_chaeyeoni
  • TikTok: –
  • YouTube: –

See Full DIA Members


  • Even though Chaeyeon was born in Suncheon, she spends most of her time in Anyang.
  • Her sister, Siyeon, was born two years earlier than her.
  • She once became a classmate for Jaehyun from NCT.
  • She is a best friend for Yuju from GFRIEND.
  • When Jenny was still in DIA, Chaeyeon became the second visual of the group.
  • Chaeyeon became a trainee for just approximately five months.
  • She once did plastic surgery for her nose and admitted it.
  • Her shoe measurement is around 230mm.
  • She is a roommate for Huihyeon.
  • She once became an actress for Sweet Temptation (2015), Drinking Solo (2016), To. Jenny (2018), Marry Me Now (2018), and Luv Pub Season 2 (2018).
  • Chaeyeon also became an actress for I Am (2017), 109 Strange Things (2017), and My First First Love (2019).
  • Previously, Chaeyeon was one of I.O.I’s members.
  • She once got 2nd place for Top 11 Visuals when she was in Produce 101.
  • She once became a host for Inkigayo with Mingyu from SEVENTEEN and Song Kang.
  • When she joined Produce 101, she got seventh place.
  • Her ideal type is….
  • Her net worth is around…


  • Love Again (2018), as Yoon Hee

Drama Special

  • To. Jenny (KBS2 | 2018), as Kwon Na Ra

Drama Series

  • The Golden Spoon (MBC | 2022), as Na Ju Hee
  • The King’s Affection (KBS2 | 2021), as No Ha Kyung
  • My First First Love 2 (Netflix | 2019), as Song Yi
  • My First First Love (Netflix | 2019), as Song Yi
  • Luv Pub (2018), as  Aya
  • Marry Me Now? (KBS2 | 2018), as Lee Mi Yeon (Young)
  • I Am… (2017), as Annie
  • Into the World Again (SBS | 2017), as Jung Jung Won (Young)
  • 109 Strange Things (2017), as Shin Ki Won
  • Happy Ending 3 (2016), as Jung Chae Yeon
  • Drinking Solo (tvN | 2016), as Chae Yeon
  • Sweet Temptation (2015), as cameo

Pics of Chaeyeon  

1. This editorial photoshoot concept matches her very well

Jung Chae Yeon - Biography, Profile, Facts, and Career

2. Her bare face looks so fresh

Chaeyeon (DIA) - Biography, Profile, Facts, and Career

3. Her smile is so precious

Chaeyeon (DIA) - Biography, Profile, Facts, and Career

4. A beautiful Chaeyeoni

Chaeyeon (DIA) - Biography, Profile, Facts, and Career

5. Her side profile is so amazing

 - Biography, Profile, Facts, and Career

Chaeyeon ‘DIA’ is one of the most popular female K-Pop idols currently. She’s shining, gives positive energy, and has tons of talents. Salute!