Indong Jang clan (Korean: 인동 장씨; Hanja: 仁同 張氏) is one of the Korean clans.
Their Bon-gwan is in Gumi, North Gyeongsang Province.
According to the research in 2000, the number of Indong Jang clan was 591315.
Their founder is Jang Geum yong [ja].