Cognomen Земпер (Semper 
, Земпер 
) , throughout the world, is quite a rare family name. The last name Земпер is characteristic of Antigua and Barbuda, where it is quite a common surname, Trinidad and Tobago, where it is quite a rare surname, and Estonia. In absolute terms, it is commonest in Germany, the United States, and Argentina. Very seldom, Земпер is the forename as well as the last name.