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