Yoona (윤아)

                               

Stage name : Yoona (윤아)

Birth name : Im Yoon-Ah (임 윤아)

Position : Supporting vocalist , Lead dancer

Nicknames :  Yoong , Saseumi , Him Yoona , Im-Choding , Saebyuk , Alligator Yoong

DOB : 30 March 1990

Blood type : B

Birth place : Seoul , South Korea