South Korean singer and actress best known as the leader of Sistar and Sistar19. She made her solo debut in 2013 with her album Love & Hate.
She appeared as herself on two episodes of Shinhwa Broadcast in 2013.
She performed a cover of the Christina Aguilera song Hurt during her audition for Starship Entertainment.
She auditioned for JYPE twice, winning first place at her second audition.
Her mother gave birth to her prematurely due to water filling Hyolyn's stomach.