- Name: Lee Chaeyeon (이채연)
- Birthdate: November 11, 2000
- Blood Type: A
- Height: 164cm
- Weight: 47kg
- Hobbies: Watching dramas, choreography selection
- Specialties: Wakking, Hip-Hop
- IZ*ONE (2018–2021)
-  KPOP STAR 3 (Contestant)
-  SIXTEEN (Contestant)
-  Produce 48 (Contestant)
-  STREET WOMAN FIGHTER (Contestant)
- She is an ex-trainee of JYP Entertainment.
- She participated in JYP's SIXTEEN alongside her sister Chaeryeong.
- She was part of KYW Dance school.
- She was a trainee for four years and one month prior to her appearance on Produce 48.
- She came in twelfth place on the final episode of Produce 48 with a total of 221,273 votes.