Minh-Tâm was born on April 3rd, 1963. Minh-Tâm's father was Vinh-Quang Nguyễn and her mother was Nguyện. Her maternal grandfather was Mẫn and her maternal grandmother is Tảo Nghiêm-bá. She has three brothers named Dương-Bá, Dương-Tuấn and Dương-Dũng. She is the youngest of the four children.