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