Seo Hyun Profile
- Stage Name: Seo Hyun (서현)
- Birth Name: Seo Joo Hyun (서주현)
- Nickname : Maknae
- Group Position : Lead Vocalist
- Languages : Korean (Fluent) , English, Chinese (Fluent) , Japanese (Basic)
- DOB: June 28, 1991
- Height: 168cm
- Weight: 48kg
- Blood Type: A
- School: Daeyoung High School
- Casted: 2003 SM Casting System
- Experience:
- -2004 SMART Uniform Model
