Lee Yu-bi is a South Korean actress. In 2011, she officially made her debut in the sitcom "Vampire Idol." In 2012, she played a role in the romantic drama "The Innocent Man." In 2013, she filmed the historical drama "Gu Family Book." In February 2014, she started being the emcee of SBS's "Inkigayo." She also filmed the drama "Pinocchio" in November of the same year and won SBS's New Star Award. In July 2015, she played her first lead role in the historical drama "Scholar Walks the Night." In August 2017, she led the web series "18 Again." In March 2018, she starred in the romantic drama "A Poem a Day."