Hyoyeon Bio
- Constellation: Virgo
- Born In: Incheon, South Korea
- Birthday: 19890922
- Profession:Actress,Compere
- Other Names: 孝渊
- Photos: 325
Hyoyeon was born on September 22, 1989 in Incheon, South Korea. She is an actress and composer, known for Girls' Generation: Run Devil Run (2010), Girls' Generation: Run Devil Run - Story Version (2010) and Saturday Night Live Korea (2011).