SNSD is a Korean idol group formed in 2007 and managed by SM Entertainment. This group is called the only "national music group" in Korea because of the contribution of each member and the group.
Initially the group had 9 members, due to Jessica's departure in 2014, the group's current lineup consisted of 8 members: Taeyeon, Sunny, Yoona, Hyoyeon, Yuri, Sooyoung, Tiffany and Seohyun. In 2017, the three members: Tiffany, Sooyoung and Seohyun left SM.
1. Taeyon
Birth name: Kim Tae-yeon
Stage name: Taeyeon
Birth date: March 9th 1989
Place of birth: Jeonju, Jeolla-buk, Korea
Height: 1m62
Weight: 44kg
Nationality: Korean
Blood type: O
Role in the group: Leader, main vocalist
Languages: Korean, Japanese, Chinese
School: Jeonju Arts High School
2. Sunny
Birth name: Lee Soon-Kyu
Stage name: Sunny
Birth date: May 15th 1989
Place of birth: Orange County, California, USA
Nationality: Korean
Height: 1m58
Weight: 43kg
Blood type: B
Role in the group: Main vocalist
Languages: Korean, Japanese
School: Baehwa All Girls High School
3. Yoona
Birth name: Im Yoon-ah
Stage name: Yoona
Birth date: May 30th 1990
Place of birth: Yeongdeungpogu, Seoul, Korea
Nationality: Korean
Height: 1m66
Weight: 48kg
Blood type: B
Role in the group: Main dancer, auxiliary vocalist
Languages: Korean, Japanese, English, Chinese
School: Dong Guk University
4. Hyoyeon
Birth name: Kim Hyo-yeon
Stage name: Hyoyeon
Birth date: September 22th 1989
Place of birth: Namdong-gu, Incheon, Korea
Nationality: Korean
Height: 1m58
Weight: 48kg
Blood type: AB
Role in the group: Main dancer
Languages: Korea, Japanese, English, Chinese
School: Beijing High School
5. Yuri
Birth name: Kwon Yuri
Stage name: Yuri
Birth date: December 5th 1989
Place of birth: Deogyang-gu, Gyeonggi, Korea
Nationality: Korean
Height: 1m68
Weight: 45kg
Blood type: AB
Role in the group: Main dancer
Languages: Korea, Japanese, Chinese
School: Chung-Ang University
6. Sooyoung (left the group)
Birth name: Choi Soo-young
Stage name: Sooyoung
Birth date: February 10th 1990
Place of birth: Gangnam-pu, Seoul, Korea
Nationality: Korean
Height: 1m70
Weight: 48kg
Blood type: O
Role in the group: Auxiliary vocalist, dancer
Languages: Korea, Japanese, Chinese
School: Chung-Ang University
7. Tiffany (left the group)
Birth name: Stephanie Hwang
Stage name: Tiffany
Birth date: August 1st 1989
Place of birth: San Francisco, California, USA
Height: 1m62
Weight: 47kg
Blood type: O
Role in the group: Main vocalist
Languages: Korea, Japanese, English, Chinese, Spanish
School: Korea Kent Foreign School
8. Seohyun (left the group)
Birth name: Seo Joo-hyeon
Stage name: Seohyun
Birth date: June 28th 1991
Place of birth: Geumcheon-gu, Seoul, Korea
Nationality: Korean
Height: 1m69
Weight: 48kg
Blood type: A
Role in the group: Main vocalist
Languages: Korea, Japanese, English, Chinese
School: Dong Guk University
9. Jessica (left the group)
Birth name: Jung Soo-yeon
Stage name: Jessica Jung
Birth date: April 18th 1989
Place of birth: San Francisco, California, USA
Nationality: American
Height: 1m63
Weight: 45kg
Blood type: B
Role in the group: Main vocalist
Languages: Korea, Japanese, English, Chinese
School: Korea Kent Foreign School