Family name לאסה (Lasse 
, לאסה 
) , in all the world, is quite a rare cognomen. The family name לאסה is habitual in Northern Europe, particularly Sweden, where it is quite a rare surname, Denmark, where it is a rare surname, and Norway. In absolute terms, it most frequently occurs in Germany, Indonesia, and France. More frequently, לאסה is the forename as well as the last name.