Thanh-Hiền was born on March 23rd, 1968. Thanh-Hiền's father is Trung (Chung-Nhi) and her mother is Truy Lê thị. Her paternal grandparents were Liêm and Bún. She had a brother and three sisters, named Thành, Ngọc-Diệp, Thu-Hương and Kim-Hoa. She is the oldest of the five children.