Clason Family History
Clason Surname Meaning
Americanized form (and a less common Swedish variant) of Swedish Classon or Klasson. Americanized form of German, Danish, Norwegian, and Dutch Clasen or Classen or of any other patronymic from a shortened form of the personal name Nik(o)laus or Nikla(a)s (see Nicholas).
Scottish (Lanarkshire and Stirlingshire): variant of Clayson.
Source: Dictionary of American Family Names 2nd edition, 2022
