Tuấn Hải was born in 1961. Tuấn Hải's father is Trì and his mother was Chi Nghiêm bá. His paternal grandparents were Kiện and Quế Nguyễn quí. He had three brothers and a sister, named Trí, Hùng-Thiết, Dũng and Ngọc-Thanh. He is the youngest of the five children.