Stage Name: HyoYeon (효연) 
Birth Name: Kim Hyo Yeon (김효연) 
Name Meaning: Evergrowing Instubbornness 
Nickname in SNSD: 상큼한 사과공주 (Bright Snowwhite) 
Other Nicknames: Dancing Queen, Princess Fiona, 꽉효 (Hyo fit and firm), 사과공주 (Apple Princess), Hyon 
Group Position: 1st Lead Dancer, Supporting Vocalist 
Motto: Everyone that works hard will succeed. 
Languages: Korean (Fluent) , English , Chinese (Fluent) , Japanese (Basic) 
DOB: September 22, 1989 
Height: 158cm 
Weight: 48kg 
Blood Type: AB 
School: 2004.3~8 Studied Mandarin Chinese in Beijing, China 
Casted: 2000 SM Casting System 
-2005 M.Net/KM Music Festival - BoA's 'Over the Top' silhouette dancer 
Fancafe: Click Here [Venus Hyoyeon] 

Extra Information: 
Favorite Number: 85 
Ideal Man: Brian Joo 
Hobbies : Dancing 
Roommate: Jessica 

Hyoyeon Fact:
-Considered Yuri as a threat as the dancing queen of SNSD
- Considered leaving SNSD because her dance style does not fit SNSD’s
- Her Louie Armstrong impersonation was really good but is not something I would like to remember her by
- Taeyeon’s rival as SNSD’s best cook
- Supposedly one of the more prominent and famous SM trainee along with Jessica and Yoona
-Use to be a tomboy when she was young