Cognomen Тоур (Þór 
, Тоур 
) , across the world, is a rare family name. The surname Тоур is characteristic of Iceland, where it is quite a common surname, Denmark, where it is a very rare surname, and Russia, where it is an extremely rare surname. In absolute terms, it is commonest in Iceland, Denmark, and the United States. Also, Тоур is the forename as well as the last name.