The Vaillancourt Last Name

Some records give Vaillant; others give Vaillancourt. Both point to the same French family name. Surname dictionaries give the meaning as “Brave”.

A variant of Vaillant

The ending -court in Vaillancourt is a typical French derivative of the root behind Vaillant. Census takers and immigration officers often wrote what they heard. Related forms: Valiant.

3,709 Americans were listed as Vaillancourt in the 2010 census. That is enough to place it in the top 10,000 American surnames.

Heraldry and the Vaillancourt name

There is no single Vaillancourt family crest for every bearer. Herald Lab researches the arms historically associated with the name and explains whose they were.

Research your Vaillancourt family history with a full surname report and painted coat of arms.