Chaeyeon
- Full/Birth Name:
- Chae Yeon Jung
- Korean Name:
- 채연
- Group:
- I.O.I
- Position:
- Vocalist, Visual
- Birthday:
- Dec 1, 1997 (28 years old)
- Height:
- 166 cm (5ft 5in)
- Weight:
- 49 kg (108 lbs)
- Stan Rank:
- 136th
- Origin:
- Jorye-dong, Suncheon-si, South Korea
Chaeyeon was a vocalist and the visual of I.O.I. She is known for her natural beauty and engaging on-stage presence.