Lộc was born on April 30th, 1964. Lộc's father was Việt and his mother is Thìn Hồ thị. His paternal grandparents were Lạn and Định Nguyễn. He has a sister named Thanh-Nguyệt. He had three half-brothers and a half-sister, named Quang, Minh, Hải and Mộng-Khanh.