Ju Ji-hoon (Korean: 주지훈; born May 16, 1982) is a South Korean actor and model. He first gained international recognition with his leading role in the television series Princess Hours (2006) and has achieved further prominence with the series Five Fingers (2013), Mask (2015), Kingdom (2019–2020), Hyena (2020), and The Trauma Code: Heroes on Call (2025), for which he won Best Actor at the 61st Baek…