Joo Sang-wook is a South Korean actor. He is best known for his roles in generational saga Giant, medical drama Good Doctor, romantic comedy Cunning Single Lady, Birth of a Beauty, and crime procedural Special Affairs Team TEN.

Giant is a 2010 South Korean television series starring Lee Beom-soo, Park Jin-hee, Joo Sang-wook, Hwang Jung-eum, Park Sang-min, and Jeong Bo-seok. It aired on SBS from May 10 to December 7, 2010 every Mondays and Tuesdays at 21:55 (KST) for 60 episodes. Giant is a sprawling period drama about three siblings' quest for revenge during the economic boom of 1970-80s Korea. Tragically separated during childhood, the three reunite as adults and set out to avenge their parents' deaths, their fates playing out against a larger tide of power, money, politics, and the growth of a city.