Catherine Ferry (born 1 July 1953) is a French singer. In 1976, at the Eurovision Song Contest, Catherine Ferry represented France with the song "Un, deux, trois" (Tony Rallo/Jean Paul Cara). She ranked second in the contest. Among the backing vocalists was Daniel Balavoine, who wrote the B side "Petit Jean". She worked and was produced mainly by Daniel Balavoine a famous French singer who wrote nearly 30 songs for her.