Dũng-Trí was born in 1929. Dũng-Trí's father was Hỗ and his mother was Úc Nguyễn văn. His paternal grandparents were Gị and Khương Phạm. He had four brothers and four sisters, named Đức, Chí-Mỹ, Sỹ-Cao, Đạo-Đại, Thuần, Bích, Hiếu and Hòa. He is the fourth oldest of the nine children.