Nhượng was born in 1924. Nhượng's father was Nguyên and his mother was Giọc Nguyễn hữu. His paternal grandparents were Duệ and Trinh Nguyễn. He had two brothers and a sister, named Xương, Sóc and Tuyết. He was the second youngest of the four children. He died at the age of 58 in February 1982.