Snsd Yoona | Info

Im Yoon-ah ( Hangul : 임윤아 ; born May 30, 1990), better known by the mononym Yoona , is a South Korean singer and actress. She debuted as a member of girl group Girls' Generation in August 2007, who went on to become one of the best-selling artists in South Korea and one of South Korea's most popular girl groups worldwide.