Hong Sung Won is a South Korean musical and theater actor. He graduated from the Seoul Institute of the Arts with an associate’s degree in Acting. He made his debut in 2019 with a role in the musical "Excalibur" (엑스칼리버) and he debuted in a theatrical play in 2021 with a role in "Don Quixote, Go Crazy or Have Fun" (돈키호테 미치거나 즐기거나). He is currently represented by Gleam (글림).
(Source: MyDramaList)