I.O.I Wiki
Welcome to I.O.I Wikia!

Welcome to I.O.I Wikia! I.O.I Wikia is a place for all I.O.I fans! This is a community all about it an its members! There are currently 615 edits and 0 active users on this wikia! Anyone can edit here so please add to this wiki by creating an article and pressing the "EDIT" button! Thank you for joining and welcome!

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  • IOI Main.jpg
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Who is I.O.I?

I.O.I is a 11 member girl group under YMC Entertainment. They were formed out of the MNET Reality and Survival Show Produce 101. The group consists of 11 members Kyulkyung, Nayoung, Mina, Yoojung, Doyeon, Sejeong, Yeonjung, Somi, Sohye, Chungha, and Chaeyeon. They debuted on 2016 with their lead single Dream Girls. They disbanded later in 2017 with their last single Downpour.

Meet The Members of I.O.I!
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Somi Portal Scan(1).jpg
Sejeong Portal Scan(1).jpg
Kyulkyung Somi Sejeong
Mina Portal Scan(1).jpg
Doyeon Portal Scan(1).jpg
Yoojung Portal Scan(1).jpg
Mina Doyeon Yoojung
Yeonjung Portal Scan(1).jpg
Chungha Portal Scan(1).jpg
Chaeyeon Portal Scan(1).jpg
Yeonjung Chungha Chaeyeon
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Sohye Portal Scan(1).jpg
I.O.I Nayoung Sohye I.O.I
Featured Member
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Sejeong (세정) born as Kim Se-jeong (Korean:김세정) is a South Korean singer formerly under YMC Entertainment. Currently Sejeong is under Jellyfish Entertainment in the group Gugudan.

Sejeong was born on August 28,1996 in Gimje, North Jeolla, South Korea. She moved to Anyang, Gyeonggi, South Korea with her mother. Sejeong currently is studying at Hanyang's Women University.

Featured Album
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Whatta Man is the digital single released by I.O.I. It was released as a cover from the 1968 songs "What A Man" by Linda Lyndell. It was released as the first sub-unit of the group on Aug 9, 2016.


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Produce Family
Series : Produce 101 (main)Produce 48Produce X 101Produce Camp (China)Produce 101 Japan
Groups : I.O.IWanna OneRocket Girls 101IZ*ONEX1R1SEJO1Bonbon Girls 303INTO1INI

Post I.O.I Groups

DIAWJSN/Cosmic GirlsSomiWeki Meki

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