Im Yoon-ah, better known as Yoona, is a South Korean singer and actress. After training with SM Entertainement for five years, she debuted as a member of the girl group Girls' Generation in 2007. She is also part of the Band's subgroup Oh!GG.
Stage name (international)Yoona
Name (international)Lim Yoon A
Date of birth30.05.1990