Name: Seo Joo Hyun (서주현)
Stage name: Seo Hyun (서현)
Nickname: Maknae, Seororo
Birthdate: June 28, 1991 (age 21)
Birthplace: Seoul, South Korea
Blood Type: A
Height: 168 cm
Weight: 46 kg
Religion: Agnostic
Education: Daeyoung High School, Dongguk University (Theater Major)
Languages: English (Basic), Chinese (Fluent), Japanese (Basic)
Favorite Movie: Pirates of the Caribbean
Motto: "If your dream is alive, then one day it will come true".
Roommate: Tiffany (Old Dorm), Hyoyeon (New Dorm)