Mathiassen

Norwegian Bokmål

Etymology

From Mathias (“male given name”) +‎ -sen (“patronymic suffix meaning “son of””), originally a patronymic meaning “son of Mathias”. It later became established as a hereditary surname.

Compare the parallel formations Danish Mathiassen and Mathiasen, and Swedish Mathiasson (“patronymic surname”).

Pronunciation

  • IPA(key): /¹maˈtiː.as.sən/, [mɑˈtìː.ɑsːə̌n]
  • Rhymes: -iːasːən
  • Hyphenation: Ma‧thi‧as‧sen

Proper noun

Mathiassen

  1. a surname originating as a patronymic, originally meaning “son of Mathias”

Statistics

  • According to Statistics Norway, Mathiassen was borne as a surname by 964 people in Norway as of 31 December 2025.[1]

References