Stage Name: Seo Hyun (서현) 
Birth Name: Seo Joo Hyun (서주현) 
Name Meaning: Worthy Pearl 
Nickname in SNSD: 막내공주 (The youngest Princess) 
Nicknames: Seororo, 순수서현 (Innocent Seohyun), KeroHyun, 막내 (Youngest child), 서주우유 (Milk Seo Joo) 
Group Position : 3rd Lead Vocalist 
Motto : If your dream is alive, then one day it will come true. 
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 
-2004 SMART Uniform Model 
Fancafe:Click Here [Star] 

Extra Information: 
Favorite Number: 64 
Ideal Man: Johnny Depp 
Favorite Song from Girls' Generation : Kissing You 
Hobbies: Piano 
Favorite Anime: Keroro 
Favorite Fruit: Watermelon 
Favorite Drama: Nodame Cantabile 
Favorite Movie: Pirates of the Caribbean 
Roommate: Tiffany 

Seohyun Fact:

- Can do a pretty good voice acting for Keroro
- Loves playing the piano
- She is SNSD’s banker
- Usually holds her anger in
- Caption cursed
- Big Keroro fan
- Likes their single Kissing you
- Dislike humberger
- can imitate alarm clocks
- love wear a hair bands