Champigny-sur-Marne is a major city in the region of Île-de-France, France. It is located 12.5 km from the centre of Paris. Champigny-su…Champigny-sur-Marne is a major city in the region of Île-de-France, France. It is located 12.5 km from the centre of Paris. Champigny-sur-Marne was originally called simply Champigny. The name Champigny ultimately comes from Medieval Latin Campaniacum, meaning "estate of Campanius", a Gallo-Roman landowner.