About:
Hyolyn (효린), born Kim Hyo-jung (김효정) is a South Korean singer of the girl group Sistar.

• Known For
• 
  2015 Dream Concert
  as
  Self
• 
  Hello Baby
• 
  NO.MERCY
• 
  Dream High
  as
  Nana (16 episodes)
• 
  씨스타의 미드나잇 in 홍콩