Acting
Kim Sung-hyen
May 13 1997- Place of birth: South Korea
- Gender: Male
- Also known as: Yoo Jung Woo, Kim Sung-Hyun, 김성현, Kim Seong Hyeon, Yu Jeong U, 유정우, 金成賢, Kim Sung-hyen, 득양, DGGYANG
Kim Sung Hyen, also known as DGGYANG, is a South Korean actor and film director.
