Last name شالر (Schaller 
, Shaler 
, شالر) , around the world, is a common family name. The last name شالر is characteristic of Western Europe, particularly Switzerland, where it is quite a common surname, Austria, and Germany. Not in comparison with a country's population, it is the most numerous in Germany, the United States, and Switzerland. Much less frequently, شالر is the forename as well as the last name.