Name : 최시원 Choi Si-Won シウォン 崔始源
Birthday : 10 February 1987
Height/Weight : 183cm./65kg.
Blood type : B
Education : Hyun Dae High School, Beijing University ( 6 months to learn Chinese together with Girls Generation, Hyo Yeon) ,Inha University - College of Education - Physical Education
Hobbies: singing, dancing, watching movies, Taekwondo, Chinese (language), playing drums (play for Trax before when their drummist, Rose left)
Religion: Protestant ( he