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