Using graphic elements like this world map, to see in which countries or regions of the world the surname Douay is more common, is of great help.
Thanks to this world map that shows the density of people with the surname Douay in different countries, you can get an idea not only of the popularity of the surname Douay in each country but also of the different migrations of people surnamed Douay.
The quantity of people with the surname Douay that we can find in each country can help us discern the origin of the surname Douay, as logic tells us that the place with the most people surnamed Douay will be the country or area of origin of the surname Douay.
Locating at a single glance the countries where the surname Douay is more abundant, as well as the areas of the globe where there are hardly any people with the surname Douay, is of great utility for individuals interested in surnames, and specifically in the surname Douay, as it allows them to quickly and easily visualize the data and its distribution."