Jeon Sung-woo is a South Korean actor. In 2007, he made his debut as a musical actor at the age of 20 in Lee Yun-taek's production of the musical Dream on Mars. Since then, he has ventured into television, making his debut in 2015 with a minor role in the drama Six Flying Dragons. Jeon is recognized for his notable supporting roles in various dramas, including The Fiery Priest, Designated Survivor: 60 Days, Diary of a Prosecutor, and The First Responders.