Gan Zuchang had five children in his life. His first wife, Liu Maozai, had three children, but only one boy survived. As for the name of the child, it is not recorded in the relevant literature, so it is impossible to know. The second wife, Kang Yu, got married on 1942, but her married life was not happy. In the end, she chose to part ways because of emotional disharmony. They have three sons and a daughter. The last wife Gong Quanzhen was born in 1923, and they got married in 1953. After marriage, their feelings are harmonious. The couple's deep affection touched many people and gave birth to a daughter.