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