Tùy was born in 1916. Tùy's father was Tiến and his mother was Dần Trịnh xuân. His paternal grandparents were Thông (Thụy-Cung) and Nhi Nguyễn Hữu. He had a brother named Tạo. He was the younger of the two children. He had two half-brothers and two half-sisters, named Quát, Địch, Hảo and Tuyết.