Thanks to this world map that shows the density of people with the surname Ardois in different countries, you can get an idea not only of the popularity of the surname Ardois in each country but also of the different migrations of people surnamed Ardois.
The quantity of people with the surname Ardois that we can find in each country can help us discern the origin of the surname Ardois, as logic tells us that the place with the most people surnamed Ardois will be the country or area of origin of the surname Ardois.