The Elfe was a French automobile, manufactured in Lavallois, Paris, from 1919 until about 1925 by Ateliers Defrance Freres. The company was founded by M. Eugene Mauve, who was also the instigator of the Bol d'Or race for cyclecars and latterly motorcycles, now held at the Le Mans circuit in France. During its brief life, the company entered numerous races, under various names including ELFE, Elfe-Anzani, Elfe-DeFrance and Mauve.
