Debut: May 4, 2016
Disbandment: January 2017
11 members
Entertainment: YMC Entertainment, CJ E&M
Debut Song: Dream Girls
Website: http://www.ymcent.com/YMC/artist_ioi.php
Twitter: https://twitter.com/ioi_official_
Facebook: https://www.facebook.com/ioi.official.page
Instagram: https://www.instagram.com/ioi_official_ig/
Fancafe: http://cafe.daum.net/IOIofficial
Symbol:
• The group was formed by CJ E&M through the reality show “Produce 101”. The eleven members where chosen from various entertainment companies.
Stage Name: Nayoung (나영)
Name: Lim Na Young (임나영)
Birthday: December 18, 1995
Position: Leader, Main Rapper
Blood Type: O
Height: 171 cm
Weight: 50 kg
Nationality: Korean
Education: Dongduk Girls University
Training Duration: 4 years 7 months
Entertainment: Pledis Entertainment
• She is part of the pre-debut group “Pledis Girlz”
• She auditioned for JYP Entertainment twice
• She appeared in Ailee‘s “If You” music video
• She was ranked 10th in the final episode of “Produce 101”
Stage Name: Chungha (청하)
Name: Kim Chung Ha (김청하)
Birthday: February 9, 1996
Position: Main Dancer, Vocalist
Blood Type: B
Height: 161 cm
Weight: 44 kg
Nationality: Korean
Languages: Korean, English
Education: Sejong University
Training Duration: 3 years 3 months
Entertainment: M&H Entertainment
• She is a former JYP trainee
• She auditioned for YG Entertainment
• She lived in Dallan, Texas for eight years
• She was ranked 4th in the final episode of “Produce 101”
Stage Name: Sejong (세정)
Name: Kim Se Jong (김세정)
Birthday: August 28, 1996
Birthplace: Gimje, South Korea
Position: Main Vocalist
Blood Type: AB
Height: 164 cm
Weight: 48 kg
Nationality: Korean
Education: Indeogwon High School,
Hanyang Women’s University
(practical music)
Training Duration: 1 year 11 months
Entertainment: Jellyfish Entertainment
• She also debuted as member of “Gugudan“
• She appeared on “K-Pop Star 2“
• She worked as a fitting model
• She was ranked 2nd in the final episode of “Produce 101”
Stage Name: Chayeon (채연)
Name: Jung Chae Yeon (정채연)
Birthday: December 1, 1997
Birthplace: Joryedong, South Korea
Position: Vocalist
Blood Type: A
Height: 165 cm
Weight: 49 kg
Nationality: Korean
Education: School of Performing Arts Seoul
Instruments: Flute
Training Duration: 8 months
Entertainment: MBK Entertainment
• She is also a member of DIA
• She was ranked 7th in the final episode of “Produce 101”
Instagram: https://www.instagram.com/j_chaeyeoni/
Stage Name: Pinky (핑키)
Name: Zhou Jieqiong (주결경, 周洁琼)
Birthday: December 16, 1998
Birthplace: Taizhou, China
Position: Dancer, Vocalist
Blood Type: O
Height: 166 cm
Weight: 47 kg
Nationality: Chinese
Languages: Korean, Chinese
Education: Shanghai Conservatory of Music,
School of Performing Arts Seoul
Instruments: Pipa, Guitar
Training Duration: 5 years 5 months
Entertainment: Pledis Entertainment
• She is part of the pre-debut group “Pledis Girlz”
• She was casted on the streets of Shanghai when she was 11 years old
• She appeared in Orange Caramel‘s “My Copycat” and Seventeen‘s “Mansae” music video
• She was ranked 6th in the final episode of “Produce 101”
Stage Name: Sohye (소혜)
Name: Kim So Hye (김소혜)
Birthday: July 19, 1999
Position: Vocalist
Blood Type: A
Height: 163 cm
Weight: 50 kg
Nationality: Korean
Education: Kyunggi Girls’ High School
Instruments: Ocarina
Training Duration: 1 year
Entertainment: S&P Entertainment
(She created the company in june 2016)
• She opened a coffee shop named “Penguin’s Café”
• She appeared in The Ark’s “The Light” and Jinlin Wang’s “Goodbye School” music video
• She was ranked 5th in the final episode of “Produce 101”
Instagram: https://www.instagram.com/s_sohye/
Stage Name: Yeonjung (연정)
Name: Yu Yeon Jung (유연정)
Birthday: August 3, 1999
Birthplace: Seoul, South Korea
Position: Main Vocalist
Blood Type: A
Height: 167 cm
Weight: 52 kg
Nationality: Korean
Sibling(s): older brother
Education: Hanlim Multi Art School
Entertainment: Starship Entertainment
Training Duration: 1 year 3 months
• She won a prize in a singing contest at the 21st Gyeonggido Youth Arts Festival
• She was confirmed to be added to “Cosmic Girls”
• She was ranked 11th in the final episode of “Produce 101”
Instagram: https://www.instagram.com/uyj_s/
Stage Name: Yoojung (유정)
Name: Choi Yoo Jung (최유정)
Birthday: November 12, 1999
Position: Lead Rapper, Dancer, Vocalist
Blood Type: O
Height: 159 cm
Weight: 44 kg
Nationality: Korean
Education: Seoul Music High School
Training Duration: 4 years 7 months
Entertainment: Fantagio
• She appeared in ASTRO’s “Breathless” music video
• She was ranked 3rd in the final episode of “Produce 101”
Stage Name: Mina (미나)
Name: Kang Mi Na (강미나)
Birthday: December 4, 1999
Birthplace: Icheon, South Korea
Position: Lead Dancer, Vocalist
Blood Type: O
Height: 162 cm
Weight: 48 kg
Nationality: Korean
Education: School of Performing Arts Seoul
Training Duration: 1 year 1 months
Entertainment: Jellyfish Entertainment
• She moved to Jeju Island with her family
• She also debuted as member of “Gugudan“
• She was ranked 9th in the final episode of “Produce 101”
Stage Name: Doyeon (도연)
Name: Kim Do Yeon (김도연)
Birthday: December 4, 1999
Position: Vocalist
Blood Type: O
Height: 170 cm
Weight: 50 kg
Nationality: Korean
Education: Sangji Girls’ High School,
School of Performing Arts Seoul
Training Duration: 1 year 5 months
Entertainment: Fantagio
• She was a cheerleader for three years and also captain
• She appeared in Raina‘s and San E‘s “Sugar and Me” music video
• She was ranked 8th in the final episode of “Produce 101”
Stage Name: Somi (소미)
Name: Jeon So Mi (전소미)
English Name: Ennik Douma
Birthday: March 9, 2001
Birthplace: Canada
Position: Maknae, Vocalist, Center, Dancer
Blood Type: O
Height: 168 cm
Weight: 48 kg
Nationality: Dutch-Canadian-Korean
Languages: English, Korean
Education: Seoyun Middle School
Instruments: Piano
Sibling(s): younger sister Evelyn Douma
Training Duration: 2 years
Entertainment: JYP Entertainment
• She was born to a Dutch-Canadian father named Matthew Douma and a Korean mother named Jeon Sun Hee
• She is a taekwondo third-degree black belt holder
• In 2015 she joined JYP Entertainment‘s survival show “Sixteen”
• She was ranked 1st in the final episode of “Produce 101”
NaeSushi 