Popularity of the last name by country

United%20States

All countries

Origine of last name

WILLIAMSON : 1: English (Northern) and Scottish: from the Middle English personal name <a href="https://en.geneanet.org/surnames/William">William</a> + patronymic -son ‘son of William’. This surname is also found in Northern Ireland (Ulster) especially in Antrim.2: Americanized form of Norwegian Danish and North German <a href="https://en.geneanet.org/surnames/Wilhelmsen">Wilhelmsen</a> Swedish Wilhelmsson or Dutch and North German <a href="https://en.geneanet.org/surnames/Willemsen">Willemsen</a> all cognates of 1.

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