Kang Ji-wook (Hangul: 강지욱; born 7 July 1992) is a South Korean badminton player. He first came to international attention when he became the runner-up in three different events at the 2010 BWF World Junior Championships. He won the silver medal in the boys' singles, mixed doubles and mixed team event. He also won the gold medal in the boys' doubles event at the 2010 Asian Junior Badminton Championships, and at the same year, he competed at the Singapore Summer Youth Olympics where he won the boys' singles bronze.