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