- Category : Entertain-Business-Director
- Type : MGE
- Profile : 5/1 - Heretical / Investigator
- Definition : Single
- Incarnation Cross : LAX The Plane 1
French singer, producer, and director.
She is the mother of the singer Dominique Walter and the photographer Florence Gruère.
Arnaud was awarded a Chevalier de la Légion d'honneur and Ordre des Arts et des Lettres. She was the first entrant for Luxembourg in the first edition of the Eurovision Song Contest.
She died on 30 March 1998 in Maisons-Laffitte in the département of Yvelines.