Nam Ji-hyun is a South Korean actress, who successfully transitioned from being one of the industry's premiere child artists to an acclaimed lead. She is well-loved for her roles in Queen Seondeok (2009), Suspicious Partner (2017), 100 Days My Prince (2018) and 365: Repeat the Year (2020).

100 Days My Prince is a 2018 South Korean television series starring Doh Kyung-soo and Nam Ji-hyun. The series aired on tvN from September 10 to October 30, 2018, every Monday and Tuesday at 21:30 (KST). It is one of the highest-rated Korean dramas in cable television history.