Family name لاسون (Lasson 
, لاسون 
) , in all the world, is quite a rare surname. The family name لاسون is characteristic of Northern Europe, particularly Sweden, where it is quite a rare surname, Denmark, and Estonia. Measured by absolute frequency, the name is most common in France, Sweden, and the United States. Very seldom, لاسون is the forename as well as the last name.