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Introduction to IOI

IOI was a South Korean girl group formed by CJ E&M through the 2016 reality show Produce 101 on Mnet. The group was composed of eleven members chosen from a pool of 101 trainees from various entertainment companies.

Agency CJ E&M
Debut May 4, 2016
Years Active 2016-2017
Debut to 1st Win 104 days
Most Popular Member Chungha
Country South Korea
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IOI Member Profiles

Nayoung is a member of IOI

Nayoung

Lim Na Young

Height 5'7" (171cm)
Date of Birth 23 years old,

born December 18, 1995

Blood Type 0
Position Leader, Main Dancer, Lead Rapper, Vocalist

Nayoung is a member of IOI Lim Na Young (임나영) was the leader of the now-disbanded girl group Pristin under Pledis Entertainment. Nayoung was first known for appearing in the hit survival show Produce 101 where she ranked 10th place on the final episode,...See Full Profile

Somi is a member of IOI

Somi

Jeon So-mi

Height 5'6" (168cm)
Date of Birth 18 years old,

born March 9, 2001

Blood Type 0
Position Vocal, Maknae

Somi is a member of IOI Somi was a member of the girl group IOI, currently she's a solo actress, she ranked 1 on Produce 101 and was the maknae of IOI.

Kyulkyung is a member of IOI

Kyulkyung

Zhou Jieqiong

Height 5'6" (166cm)
Date of Birth 20 years old,

born December 16, 1998

Blood Type 0
Position Vocal

Kyulkyung is a member of IOI Kyulkyung was a member of the girl group IOI, currently she's part of the girl group PRISTIN, she ranked 6 on Produce 101.

Chungha is a member of IOI

Chungha

Kim Chungha

Height 5'4" (161cm)
Date of Birth 23 years old,

born February 9, 1996

Blood Type B

Chungha is a member of IOI Chungha was born as Kim Chanmi but later legally changed her name to Kim Chungha. She became well known after finishing rank 4 on the survival show Produce 101 and became part of the girl group I.O.I. She officially debuted...See Full Profile

Doyeon is a member of IOI

Doyeon

Kim Do-yeon

Height 5'8" (173cm)
Date of Birth 19 years old,

born December 4, 1999

Blood Type 0
Position Visual, Lead Dancer, Vocal

Doyeon is a member of IOI Kim Do-yeon (김도연) is the Lead Dancer, Lead Vocalist, Visual, and Center of the girl group Weki Meki under Fantagio Entertainment. She was first known for competing in the hit survival show Produce 101 where she qualified...See Full Profile

Yoojung is a member of IOI

Yoojung

Choi Yoo-jung

Height 5'3" (159cm)
Date of Birth 19 years old,

born November 12, 1999

Blood Type 0
Position Main Rapper, Lead Vocalist, Main Dancer, Center

Yoojung is a member of IOI Choi Yoo-jung (최유정) is the main rapper, main dancer, main rapper, main dancer, lead vocalist, and face of the group Weki Meki under Fantagio Entertainment. She was first known for appearing and ranking third on the hit survival...See Full Profile

Chaeyeon is a member of IOI

Chaeyeon

Jung Chae Yeon

Height 5'6" (166cm)
Date of Birth 21 years old,

born December 1, 1997

Blood Type A
Position Vocalist, Rapper, Visual, Face of the Group

Chaeyeon is a member of IOI Jung Chae Yeon (정채연) is a South Korean Singer and Actress under MBK Entertainment. She is currently the Lead Dancer, Visual, and Face of the girl group DIA. Chaeyeon rose to fame from appearing in the hit survival show Produce...See Full Profile

Sejeong is a member of IOI

Sejeong

Kim Sejeong

Height 5'5" (164cm)
Date of Birth 22 years old,

born August 28, 1996

Blood Type AB
Position Main Vocalist

Sejeong is a member of IOI Kim Se-jeong (김세정) is a South Korean Singer and Actress under Jellyfish Entertainment. Sejeong is the main vocalist and face of the girl group Gugudan and represents the number 3. Sejeong first rose to fame upon appearing...See Full Profile

Yeonjung is a member of IOI

Yeonjung

Yu Yeonjung

Height 5'6" (167cm)
Date of Birth 20 years old,

born August 3, 1999

Blood Type A
Position Main Vocalist, Maknae

Yeonjung is a member of IOI Yu Yeonjung (유연정) is the Main Vocalist and Youngest Member of the girl group Cosmic Girls under Starship Entertainment. She first debuted as member of the girl group IOI, formed through the tv show "Produce 101".

Mina is a member of IOI

Mina

Kang Mina

Height 5'5" (165cm)
Date of Birth 19 years old,

born December 4, 1999

Blood Type 0
Position Main Rapper, Vocalist

Mina is a member of IOI Kang Mi-na (강미나) is the main rapper, main dancer, vocalist, and maknae of the girl group Gugudan under Jellyfish Entertainment. In the group, she represents the number 9. Mina was first known from appearing and competing...See Full Profile

Sohye is a member of IOI

Sohye

Kim So Hye

Height 5'4" (163cm)
Date of Birth 20 years old,

born July 19, 1999

Blood Type A
Position Singer

Sohye is a member of IOI Sohye was a member of the girl group IOI, currently she's a actress, she ranked 5 on Produce 101.

Related Articles Of IOI

Most Popular Videos With IOI



IOI

Associated Groups

Cosmic Girls Starship Entertainment

2016-current

Members:

Cheng Xiao

Main Dancer, Sub Vocalist, Visual, Face of the Group

Seola

Lead Vocalist, Lead Dancer

Xuan Yi

Lead Dancer, Subvocalist

Bona

Lead Dancer, Lead Rapper, Sub Vocalist, Visual

Exy

Leader, Main Rapper, Vocal

Soobin

Main Vocalist

Luda

Lead Rapper, Sub Vocalist

Dawon

Main Vocalist

Eunseo

Lead Rapper, Lead Dancer, Sub Vocalist

Mei Qi

Main Dancer, Vocalist

Dayoung

Lead Vocalist

Yeonjung

Main Vocalist, Maknae

Yeoreum

Lead Rapper, Sub Vocalist

Pristin Pledis Entertainment

2017-current

Members:

Nayoung

Leader, Main Dancer, Lead Rapper, Vocalist

Kyla

Rapper

Sungyeon

Main Vocalist

Yehana

Singer

Rena

Main Rapper, Lead Dancer, Vocalist

Eunwoo

Singer

Yuha

Lead Vocalist

Kyulkyung

Vocal

Roa

Lead Vocalist, Visual

Xiyeon

Lead Vocalist, Visual, Center

Gugudan Jellyfish Entertainment

2016 - present

Members:

Mimi

Vocalist

Haebin

Main Vocalist

Sejeong

Main Vocalist

Soyee

Lead Vocalist

Sally

Lead Rapper, Lead Dancer, Vocalist

Hana

Leader, Main Dancer, Visual

Nayoung

Lead Vocalist

Mina

Main Rapper, Vocalist


Past members:

Hyeyeon
Weki Meki Fantagio

2017-present

Members:

Doyeon

Visual, Lead Dancer, Vocal

Yoojung

Main Rapper, Lead Vocalist, Main Dancer, Center

Elly

Singer

Suyeon

Leader, Main Vocalist

Sei

Lead Vocalist, Rapper

Lua

Main Dancer, Vocalist

Rina

Lead Vocalist

Lucy

Lead Rapper, Lead Dancer, Vocalist, Maknae

DIA MBK

2015-present

Members:

Chaeyeon

Vocalist, Rapper, Visual, Face of the Group

Somyi

Lead Vocalist, Maknae

Eunchae

Lead Vocalist

Jueun

Main Vocalist

Huihyeon

Leader, Main Rapper, Lead Dancer, Vocalist

Yebin

Main Vocalist

Eunice

Main Vocalist, Lead Dancer


Past members:

Eunjin Jenny

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