im yoon-a (born May 30, 1990), commonly known as yoona (윤아), is a South Korean singer, dancer, actress and model. She is a member of the Korean girl-groupGirls’ Generation and was the first member to join. Yoona made her debut as a singer along with Girls’ Generation on August 5, 2007. She made her debut as an actress in the 2007 Korean drama, 9 Ends, 2 Outs.
