Sooyoung (수영) is a Korean pop singer and actress. She is currently a sub vocalist for Girls’ Generation, and became an SM Entertainment trainee at the "2000 SM Entertainment Open Audition", and was a trainee for six years and three months. Sooyoung auditioned for the "2002 Korea-Japan Ultra Idol Duo Audition", and became a member of the short lived Japanese pop duo route 0.
Choi Soo-young was born in Gwangju, Gyeonggi, South Korea on February 10, 1990. She has one older sister, Choi Soo Jin. She was discovered on SM Casting System via the 2000 SM Open Audition. She then auditioned for the 2002 Korea-Japan Ultra Idol Duo Audition and won first place, marking her debut into the Japanese music scene with the band Route 0.
Sooyoung graduated from JeongShin Women High School in 2009 and is currently majoring in performing arts and theater at Chung-Ang University.
After winning first place in the 2002 Korea-Japan Ultra Idol Duo, Sooyoung was sent to Japan and debuted as a member of the duo Route 0, alongside Malina Takahashi. The band released three singles: "Waku! Waku! It’s Love", "Start", and "Painting", and 3 B-Sides : Go Go Happy!!, Kimi Ni Ae Ta Kara (君に会えたから) and Onna No Ko Magic (女の子マジック).
- Birth name : Choi Soo-young
- Born : February 10, 1990, Gwangju, Gyeonggi, South Korea
- Origin : Seoul, South Korea
- Genres : Pop, dance-pop, trot
- Occupations : Singer, dancer, actress, model, TV presenter, radio DJ
- Years active : 2002 – present
- Labels : SM Entertainment, (2007-present), Yoshimoto R&C Japan, (2002-2003)
- Associated acts : Girls’ Generation (2007-present), SM Town (2007-present), Route 0 (2002-2003)