Bảo was born on April 6th, 1930. Bảo's father was Thúc and his mother was Hậu Nguyễn quí. His paternal grandparents were Tiêu and Cưu Đinh. He has two brothers and three sisters, named Tề, Túy, Chúc, Uy and Bình-Minh. He is the third youngest of the six children.