Gu Hye Seon is a South Korean actress, singer, songwriter, and director. Hye Seon entered the entertainment industry after gaining popularity on the internet as an ulzzang (meaning “best face” or “good-looking”). She began her acting career in one-act dramas and the sitcom “Nonstop 5” and was also a co-MC with Super Junior’s Heechul on SBS’s weekly live music show “Inkigayo” from April 23, 2006, to February 18, 2007. Hye Seon soon rose to fame in the drama “Pure in Heart” and surprised critics with her performance in the historical drama “The King and I”. Her popularity skyrocketed when she starred in the 2009 series “Boys Over Flowers”.
From 2016 to 2019, Gu was married to actor Ahn Jae Hyun, her co-star in the series “Blood”.