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