Meaning and name origin
Claus \c-laus\ as a boy's name is of German origin. Variant of Nicholas (Greek) "people of victory", representing a short form of Niclaus or Niklaus. The name is associated in America with Santa Claus. Actor Klaus Kinski.
Claus is not a popular first name for males but a very popular surname or last name for all people (#8845 out of 88799, Top 10%) (2000 U.S. Census).
Displayed below is a comparison of the popularity of the boy name Claus and its variant forms. The only popular variation form ranked in the Top 1000/100 is Nicholas (#57). (2014 statistics).