I.O.I

Members

Stage name	Korean	Real name		Position	Birthdate	Korean age	Real age
Nayoung	나영	Lim Na-young		Leader, Main Rapper	1995-12-18	29y	27y
Chungha		Kim Chung-ha		Main Dancer, Lead Vocalist	1996-02-09	28y	27y
Sejoung		Kim Se-jeong		Main Vocalist	1996-08-28	28y	27y
Chaeyeon	채연	Jung Chae-yeon		Vocalist, Visual	1997-12-01	27y	25y
Jieqiong	결경	Zhōu Jié Qióng		Lead Dancer, Vocalist, Visual	1998-12-15	26y	24y
Sohye	소혜	Kim So-hye		Vocalist	1999-07-19	25y	24y
Yeonjung	연정	Yoo Yeon-jung		Main Vocalist	1999-08-03	25y	24y
Yoojung		Choi Yoo-jung		Lead Rapper, Lead Vocalist, Lead Dancer	1999-11-12	25y	23y
Mina	미나	Kang Mi-na		Lead Dancer, Lead Rapper, Vocalist	1999-12-04	25y	23y
Doyeon	도연	Kim Do-yeon		Vocalist	1999-12-04	25y	23y
Somi		Jeon So-mi		Center, Maknae, Lead Vocalist, Face of the group	2001-03-09	23y	22y

Releases