Hammond Mouter was a French automobile marque produced by Hammond, a bicycle manufacturer based in France, during the early 1910s. Between 1912 and 1913, the company offered a voiturette under the Hammond Mouter name. The vehicle was available with a choice of two four-cylinder engines, with displacements of either 1,888 cc or 2,474 cc. No further details about the production, design, or history of the Hammond Mouter have survived.