JisooBirthname: Kim Jisoo (김지수)Role: Lead Vocalist, Visual, Birthdate: January 3, 1995Birthplace: Gunpo, Gyeonggi-do, South Korea

JennieBirthname: Kim Jennie (김제니)Role: Main Rapper, Lead Vocalist, Birthdate: January 16, 1996Birthplace: Cheongdam-dong, Seoul, South Korea

RoséBirthname: Park Chaeyoung (박채영)Role: Main Vocalist, Lead Dancer, Birthdate: February 11, 1997Birthplace: Auckland, New Zealand

LisaBirthname: Lalisa Manoban (ลลิสา มโนบาล)Role: Main Dancer, Lead Rapper, Sub Vocalist, Maknae, Birthdate: March 27, 1997Birthplace: Buriram, Thailand