Surname Саген (Sagen 
, Саген 
) , across the world, is quite a rare cognomen. The cognomen Саген is characteristic of Northern Europe, particularly Norway, where it is quite a common surname, Estonia, where it is quite a rare surname, and Denmark, where it is a rare surname. In absolute terms, the name is most common in Norway, Ethiopia, and the United States. More prevalently, Саген is the forename as well as the last name.