The Williamsen Family Name

Williamsen and Williamson are two spellings with one history. Surname dictionaries give the meaning as “Son of William”. Before spelling was fixed, Williamson was also written Williamsen. Before spelling was standardised, one family could appear under several forms. The same family of names includes Williamsone, Williamsson and McWilliam.

About 512 people in the United States were recorded as Williamsen in 2010, placing it 42,378 on the national list. That puts it among the top 50,000 US surnames.

Looking for a Williamsen coat of arms? Arms were granted to families, not to surnames, and our research shows which heraldic tradition fits yours. Research your Williamsen family history with a full surname report and painted coat of arms.