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