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Girls' Generation
Members
8
Fandom
SONE
The 'Nation's Girl Group' whose Gee era set the template every girl group after them chased.
- Legacy queens
- Nation's group
- Bright-pop
- Trend-setters
- SONE-coded
LINEUP
Members
| Member | Position | Birthday | Age |
|---|---|---|---|
| Taeyeon | Leader · Main vocalist | Mar 9, 1989 | 37 |
| Sunny | Lead vocalist · Variety host | May 15, 1989 | 37 |
| Tiffany | Lead vocalist · Soloist | Aug 1, 1989 | 37 |
| Hyoyeon | Main dancer · DJ | Sep 22, 1989 | 37 |
| Yuri | Lead dancer · Vocalist | Dec 5, 1989 | 36 |
| Sooyoung | Lead dancer · Actor | Feb 10, 1990 | 36 |
| Yoona | Center · Lead dancer | May 30, 1990 | 36 |
| Seohyun | Lead vocalist · Maknae | Jun 28, 1991 | 35 |
MILESTONES
Records & firsts
"Gee" — number one on Music Bank for nine consecutive weeks
2009; the show's longest-running number one until "Gangnam Style" in 2012.
First non-Japanese girl group with a million-certified album in Japan
Girls' Generation (2011), RIAJ, May 2012.
Video of the Year at the first YouTube Music Awards
"I Got a Boy", 2013.
First girl group to win a Golden Disc Grand Prize three years running
Digital Daesang 2009 and 2011, Disk Daesang 2010.
First Asian girl group with five music videos past 100 million YouTube views
2016, with "Oh!".
Melon's Song of the Decade
"Gee", for the 2000s.
DID YOU KNOW
Trivia & lore
Jessica was the first member to join SM's training system, in 2000, after she and her sister Krystal were scouted at a mall.
Their Late Show with David Letterman performance on January 31, 2012 was the group's US television debut.
Sooyoung wrote the lyrics to "Sailing (0805)", the 2016 ninth-anniversary single for fans.
Taeyeon, Sunny, Yuri, Hyoyeon and Yoona formed the sub-unit Girls' Generation-Oh!GG in 2018.
CNN called them a "national phenomenon" and the "Asian version" of the Spice Girls.
DISCOGRAPHY
Signature tracks
TIMELINE
The journey
ORIGIN
SM's next girl group
2007 — 2008
SM debuted Girls' Generation as nine in August 2007; Jessica had been the first to enter its training system, in 2000. The bright early singles built the image that the next two years would turn into national fame.
BREAKTHROUGH
Gee & national domination
2009 — 2010
"Gee" held number one on Music Bank for a record nine consecutive weeks and was the best-selling single of 2009; Melon later named it the song of the decade. "Oh!" kept the run going, and the group won Artist of the Year at the Seoul Music Awards two years in a row.
Anchor track: Gee
GLOBAL
The Boys & global push
2011 — 2013
Their Japanese debut album was the first by a non-Japanese girl group certified million in Japan, and The Boys was Korea's best-selling album of 2011. A Late Show with David Letterman spot in 2012 was their US television debut, and "I Got a Boy" won Video of the Year at the first YouTube Music Awards.
Anchor track: The Boys
REBRAND
Lion Heart & eight members
2014 — 2017
Jessica was dismissed in September 2014, and the eight released Lion Heart in 2015 and the tenth-anniversary album Holiday Night in 2017. That October Tiffany, Sooyoung and Seohyun left SM on the condition that the group stays together.
Anchor track: Lion Heart
RETURN
Forever 1 & reunion chapter
2022
Forever 1 ended a five-year hiatus for the 15th anniversary in 2022. Group activity since has been rare — a 2025 cover of "My Everything" for SM Town — while Sunny (2023) and Yuri (September 2026) left SM.
Anchor track: Forever 1
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Cover photo: Like a Fool · CC BY 4.0