Clausen is a surname of both German and Scandinavian origin, with particular prevalence in Northern Europe. In Denmark the name is common among Christians, and in Germany it is recognisably patronymic.

The etymological basis of the name is the given name Claus, a Danish‑German contraction of the Latin Nicolaus, itself derived from the ancient Greek Nikolaos meaning “victory of the people.” The suffix -sen is a Norse linguistic marker meaning “son of”; consequently, Clausen translates literally as “son of Claus.” The patronymic tradition is reflected in the fact that Clausen is among the most common German surnames, comparable to Jensen or Andersen in Scandinavia.

Historical documentation shows that the personal name was recorded in the English Domesday Book of 1086 as Nicolaus and that the name rose to greater popularity as both a given name and surname after the Crusades. The modern variants of the original Greek name number almost five hundred across the European languages and include forms such as Clayson, Clausson, Claussen and Clawson.

The earliest known written form of the family name is attributed to Wilhelm Clausen, dated to about 1680 in Nordlingen, Bavaria. This period coincides with the reign of Emperor Leopold I of the Holy Roman Empire (1668‑1705). The vaulting records of the Bavarian gentry therefore provide the first verifiable instance of the name in its current spelling.

The Clausen coat of arms, used by a Bavarian branch of the family, depicts two captive gold lions in rampant position, each holding a key, set against a black field. The imagery is symbolic of authority and guardianship, qualities traditionally associated with the family’s German ancestors.

Today the surname is most conspicuously represented in Denmark, Norway, Sweden and Germany, and, through migration, in the United States, Canada, Australia, New Zealand, South Africa and other regions. In Denmark the name ranks as the eleventh most common surname, whereas in Norway it falls at the forty‑sixth place, according to Statistics Denmark. In the United States the name is prominent in the Midwest, reflecting the settlement of both German and Scandinavian immigrants.

Various orthographic variants of the name exist, all tracing back to the same root. These include Clausen, Claussen, Claas, Klause, Klaußen (Low‑German), Klause, Klaussen and the Dutch form Klaasen. The name Clauser is an Americanised spelling that also shows the same patronymic derivation. The Dutch variant Klaassen demonstrates the broader Germanic influence and the cross‑border diffusion of the name.

In sum, the surname Clausen encapsulates a linguistic heritage that spans from ancient Greek through Latin to Germanic and Scandinavian languages. Its patronymic construction, widespread distribution, and historical documentation affirm its enduring significance within European nomenclature and beyond.

Typical given names associated with the Clausen surname

Male

  • Anthony
  • Christian
  • David
  • Frank
  • Hans
  • John
  • Jonathan
  • Lars
  • Mark
  • Michael
  • Ole
  • Peter
  • Robert
  • Rupert

Female

  • Ann
  • Anne
  • Claire
  • Eleanor
  • Fiona
  • Heidi
  • Helen
  • Jean
  • Kelly-lee
  • Lisa
  • Louise
  • Marissa
  • Nicolai
  • Sophie
  • Susanne

Similar and related surnames

Related and similar names are generated algorithmically based on the spelling, and may not necessarily share an etymology.

How to communicate the surname Clausen in...

Braille

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There are approximately 230 people named Clausen in the UK. That makes it one of Britain's least common surnames. Only around four in a million people in Britain are named Clausen.

Origin: Scandinavian

Region of origin: Europe

Country of origin: Denmark

Religion of origin: Christian

Language of origin: Danish

The Genealogist - UK census, BMDs and more online

Famous people named Clausen

  • George Clausen - Artist (1852 to 1944)

Names and descriptions courtesy of Wikipedia, and may contain errors. This is not intended to be an exhaustive list of every famous person with this name.

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