Cognomen Loften (Loften 
) , all over the world, is a rare family name. The family name Loften is habitual in Sweden, where it is a rare surname, the United States, and New Zealand, where it is a very rare surname. Not in comparison with a country's population, it is commonest in the United States, Sweden, and Canada. Very seldom, Loften is the forename as well as the last name.