Position: Vocalist and Sub-Rapper
Birthdate: May 16, 1991
Birth Town & Home Town: Seoul, South Korea
Languages: Koean(Nat) & English(Flu)
Height: 169cm or 5'7"
Weight: 53kg or 118lbs
Joined: April 11, 2015
- Trained under Big Hit Entertainment for 1 year, before trained under SM Entertainment for 5 years
- Good friends with Sooyoung from Girls' Generation after meeting her at an audtion

Position: Lead Vocalist and Lead Dancer
Birthdate: May 13, 1995
Birth Town & Home Town: Busan, South Korea
Seoul, South Korea
Languages: Korean(Nat) & Japanese(Con)
Height: 162cm or 5'3"
Weight: 55kg or 121lbs
-Trained under Big Hit Entertainment for 1 year
- Older brother is Chanyeol from EXO
- Allergic to cats and peanuts and carries a EpiPen
- Has a weak immune system

Position: Main Vocalist
Birthdate: December 24, 1996
Birth Town & Home Town: Seoul, South Korea
Height: 172cm or 5'6"
Weight: 49kg or 108lbs
Joined: June 17, 2015
- Trained under Big Hit Entertainment for 2 years

Position: Main Rapper, Sub-Vocalist, Maknae, and Face Of Group
Birthdate: November 1, 1998
Birth Town & Home Town: Oahu, Hawaii
Languages: English(Nat), Korean(Flu), Japanese(Con)
Height: 163cm or 5'4"
Weight: 47kg or 103lbs
- Trained for 3 months under Big Hit Entertainment
- Lived with grandparents while as a trainee
- Currently on HIATUS since November 2014 and is living in Hawaii

Position: Leader, Vocalist, and Lead Rapper
Birthdate: May 19, 1994
Birth Town & Home Town: San Frasisco, California
Hongdae, South Korea
Languages: English(Nat), Korean(Flu), Japanese(Con)
Height: 174cm or 5'7"
Weight: 50kg 110lbs
- Trained under Big Hit Entertainment for 1 year
- Moved to South Korea at 7 years old
- Best friends with IU
- Became leader after joining FRESH