Cognomen קארר (Karrer 
, קארר 
) , all over the world, is quite a common surname. The family name קארר is habitual in Switzerland, where it is quite a common surname, Austria, and Eswatini, where it is quite a rare surname. Not in comparison with a country's population, it most frequently occurs in Western Europe, particularly Germany, Switzerland, and Austria. Much less frequently, קארר is the forename as well as the last name.