F(x) is a Korean girl group which made their official debut in 2009.
The five members of the pop group are Victoria (leader), Amber, Luna, Sulli, and Krystal.
Real name: Song Qian
Date of birth: February 2, 1987
Birthplace: Qingdao, Shangdong, China
Height: 168 cm
Real name: Amber J. Liu
Date of birth: September 18, 1992
Joined SM Entertainment in 2007 via SM Global Audition.
Real name: Park Sun-young (박선영)
Date of birth: August 12, 1993
Real name: Choi Jin-ri (최진리)
Date of birth: March 29, 1994
Child actress, starred in movies Babo and Punch Lady etc. before f(x) debut.
Real name: Jung Soo-jung
Date of birth: October 24, 1994
Younger sister of Jessica, member of another Korean girl group Girls’ Generation.
Starring in sitcom More Charming by the Day.
Source : yeinjee