Weki Meki is a South Korean girl group formed by Fantagio in 2017. The group consists of eight members: Ji Suyeon, Elly, Choi Yoo-jung, Kim Do-yeon, Sei, Lua, Rina, and Lucy.

Stage Name: Suyeon/수연
Real Name: Ji Suyeon/지수연
Birthday: April 20, 1997
Birthplace: Goyang, Gyeonggi, South Korea
Blood Type: O
Height: 164 cm
Position in group: Leader, Main Vocalist
Languages: Korean
Instruments: piano

Stage Name: Elly/엘리
Real Name: Jung Haerim/정해림
Nicknames: Haedong, Taekwon Girl, Ookhaedoong
Birthday: July 20, 1998
Birthplace: South Korea
Blood Type: B
Height: 161 cm
Weight: 46 kg
Position in group: Vocalist
Languages: Korean, Japanese
Hobbies: listening to music
Rank 47 on Produce 101

Stage Name: Yoojung/유정
Real Name: Choi Yoojung/최유정
Nicknames: Yoodaengi, Udon
Birthday: November 12, 1999
Birthplace: Guri, Gyeonggi, South Korea
Blood Type: O
Height: 157 cm
Weight: 44 kg
Position in Group: Main Rapper, Main Dancer, Lead Vocalist, Center
Languages: Korean
Hobbies: painting, photography, dancing
Education: Seoul Music High School; Seoul School of Performing Arts
Former member of I.O.I (rank 3 on Produce 101)

Stage Name: Doyeon/도연
Real Name: Kim Doyeon/김도연
Birthday: December 4, 1999
Birthplace: Wonju, Gangwon, South Korea
Blood Type: O
Height: 173 cm
Weight: 50 kg
Position in Group: Lead Dancer, Lead Vocalist, Visual
Languages: Korean
Hobbies: watching movies, listening to music
Siblings: older sister and older brother
Education: Sangji Girls High School; Seoul School of Performing Arts
*former member of I.O.I (rank 8 in Produce 101)

Stage Name: Sei/세이
Real Name: Lee Seojeong/이서정
Birthday: January 7, 2000
Birthplace: Ansan, Gyeonggi, South Korea
Blood Type: B
Height: 163 cm
Weight: 49 kg
Position in group: Lead Vocalist, Rapper
Languages: Korean
Hobbies: listening to music
Rank 85 on Produce 101

Stage Name: Lua/루아
Real Name: Kim Sookyung/김수경
Nicknames: Mollkaeng
Birthday: October 6, 2000
Birthplace: South Korea
Blood Type: A
Height: 165 cm
Position in group: Main Dancer, Vocalist, Rapper
Languages: Korean
Hobbies: Dancing. Ballet

Stage Name: Rina/리나
Real Name: Kang Soeun/강소은
Birthday: September 27, 2001
Birthplace: Seoul, South Korea
Blood Type: O
Height: 162 cm
Position in group: Lead Vocalist, Lead Dancer, Rapper
Languages: Korean

Stage Name: Lucy/루시
Real Name: Noh Hyojung/노효정
Nicknames: HyoDing
Birthday: August 31, 2002
Birthplace: Goyang, Gyeonggi, South Korea
Blood Type: B
Height: 168 cm
Position in group: Lead Rapper, Lead Dancer, Vocalist, Maknae
Languages: Korean