PontcharraPontcharra is a commune in the Isère department in southeastern France.PopulationPersonalitiesPontcharra is the birthplace of former Formula One driver René Arnoux. Chevalier de Bayard, the legendary "knight without fear and without reproach", was born at the Château Bayard in Pontcharra.Twin townsPontcharra is twinned with: Rovasenda, Italy, since 1973