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