Gang Jo (Korean: 강조; Hanja: 康兆, 964 – 31 December 1010) was a Goryeo general who came from the noble family in Sincheon, Hwanghae-do and served under King Mokjong of Goryeo and King Hyeonjong of Goryeo. General Gang Jo was a general in charge of the Northern border army and came from the Sincheon Gang clan, those made Gang become the relative of King Taejo's 22nd wife, Lady Sinjuwon.