 Ma Hongkui's grandfather was Ma Qianling, his father was Ma Fuxiang, his uncles were Ma Fushou, Ma Fulu and Ma Fucai, his cousin was Ma Hongbin, and he had six wives and several children.His sixth wife, with whom he was the closest, cared for him until his death.She arranged the building of the cemetery plot in Taipei where he is buried along with his eldest son and his fourth wife.