Ryoo Ui Hyun is a South Korean actor. He was born on April 15, 1999 and made his acting debut in 2009. Since then, he has appeared in a number of films and television dramas, including “The Queen’s Classroom” (2013), “Shopaholic Louis” (2016), “Can Love Be Refunded” (2019), and “Beautiful Love, Wonderful Life” (2019).