The quantity of people with the surname Hernani that we can find in each country can help us discern the origin of the surname Hernani, as logic tells us that the place with the most people surnamed Hernani will be the country or area of origin of the surname Hernani.
Locating at a single glance the countries where the surname Hernani is more abundant, as well as the areas of the globe where there are hardly any people with the surname Hernani, is of great utility for individuals interested in surnames, and specifically in the surname Hernani, as it allows them to quickly and easily visualize the data and its distribution."