The quantity of people with the surname Aigro that we can find in each country can help us discern the origin of the surname Aigro, as logic tells us that the place with the most people surnamed Aigro will be the country or area of origin of the surname Aigro.
Globalization can make the surname Aigro be found in almost every country around the globe, but being able to see the density of people residing in a country with the surname Aigro greatly aids all those who seek a deeper knowledge about the surname Aigro.