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