- Birthname : Choi Soo Young
- Name Meaning : Luxurios Flower Petal
- Nickname in SNSD : Fun-loving Princess
- Other Nicknames : A person with long
body, Long legs, Model, Food God, Interruptor, Syoung
- Birthday : Febuary 10, 1990
- Blood Type : O
- Height : 170 cm
- Weight : 48 kg
- Position : Supporting Vocalist
- Favourite Numbers : 08
- Hobbies : Eating
- Speciality : Japanese, Dance
- Years of Training : 6 years 3 months
- Favourite Song from Girl Generation : Complete
- Casted: 2002 Korea-Japan Ultra Idol Duo Audition
- School(s): Jungshin All-Girls High School
