Career
He is noted for writing fr:Ah! Le petit vin blanc, Sous le ciel de Paris and Louisiana Chansonnette (for Yves Montand), the French adaptations of Black Denim Trousers and Motorcycle Boots for Édith Piaf and Bleu, blanc, blond for Marcel Amont, and various songs for Serge Reggiani (with Michel Legrand as composer). He was an adjoint secretary of the Société des auteurs, compositeurs et éditeurs de musique from 1967 to 1969, and a vice-president from 1977 to 2002. He is the father of writer fr:Frédéric Brun, born in 1960 in Paris.
2003: Commandeur de l"Ordre des Arts et Lettres.