Go Hyun-jung, or Ko Hyun-jung, is a South Korean actress and beauty pageant titleholder. She debuted in the entertainment industry as a Miss Korea runner-up in 1989 and went on to star in Sandglass (1995), one of the highest-rated and critically acclaimed dramas in Korean television history. She retired after marrying chaebol Chung Yong-jin in 1995, then returned to acting after their divorce in 2003. Go has since regained her top star status in Korea, becoming the highest-paid actress on TV after the success of her series Queen Seondeok (2009) and Daemul (2010).

Queen Seondeok is a 2009 South Korean historical drama produced by MBC and Time Box Production for the former's 48th founding anniversary, starring Lee Yo-won, Go Hyun-jung, Uhm Tae-woong, Kim Nam-gil, and Park Ye-jin. It chronicles the life of Queen Seondeok of Silla. It aired on MBC from 25 May to 22 December 2009 on Mondays and Tuesdays at 21:55 for 62 episodes.