Born Vũ Thành An - 1943 in Nam Dinh, Viet Nam He lives in the USA for now ( since 1991 ) Began his career as a music composer since 1965. All of his songs can be divided into 2 categories : Love songs (1965-1981) and Hymn (1981 - now). Most of his songs were successfully-performed by Khánh Ly, Tuấn Ngọc and Lệ Thu.Some of them is duo-sang by himself and Khánh Ly. Well-known for "The nameless song" series. He has an official website at www.vuthanhan.com