He married Thân Thị Nam Trân (died 24 July 1986), who was a member of the extended Vietnamese royal family. Her father was Thân Trọng Huề, who became Vietnam's minister for national education, and her mother was a daughter of Emperor Đồng Khánh. They had a son and three daughters, including Lệ Xuân, who became the wife of Ngô Đình Nhu, the brother of South Vietnam's first President, Ngô Đình Diệm.
