Last name Эрхард (Erhard 
, Эрхард 
, Erhards 
) , all over the world, is quite a common cognomen. The last name Эрхард is characteristic of Western Europe, particularly Germany, where it is quite a rare surname, Austria, and Switzerland. Not in comparison with a country's population, it most frequently occurs in Germany, the United States, and France. More frequently, Эрхард is the forename as well as the last name.