Cognomen Тесен (Thesen 
, Тесен 
) , around the world, is quite a rare surname. The family name Тесен is characteristic of Norway, where it is quite a rare surname, Luxembourg, and Germany, where it is a rare surname. In absolute terms, it is commonest in Germany, Norway, and South Africa. Very seldom, Тесен is the forename as well as the last name.