[2] Gravoin was born in south-west France at Montauban[3] where two generations earlier Dr Corenfeld, her maternal grandfather, had settled after completing his medical studies at Strasbourg.
[6] She studied at the Conservatoire de Paris where her teachers included Gérard Poulet,[7][8] Dominique Hoppenot, and Myriam Solovieff.
[12] Major projects include orchestral backing for Johnny Hallyday tours,[7][8] and on recording albums with artists such as Françoise Hardy, Nolwenn Leroy, Alain Souchon and Laurent Voulzy.
In 2013 the "Régie Orchestre" joined the team of musicians for the high-profile television programme "Chabada" presented by Daniela Lumbroso.
[14] In 2013 and 2014 it participated in the lengthy "Sur le chemin" ("On the road") tour of Emmanuel Moire, which took in more than 70 concerts across France, Switzerland and Belgium.