Family name Ларсен (Larsen 
, Ларсен 
, Larsens 
) , around the world, is a widespread cognomen. The last name Ларсен is habitual in Denmark, where it is a prevalent surname, Greenland, and Norway, where it is a widespread surname (explore the name in all countries). Not in comparison with a country's population, it most frequently occurs in Denmark, the United States, and Norway. Very seldom, Ларсен is the forename as well as the last name.