Thanks to this world map that shows the density of people with the surname Regalia in different countries, you can get an idea not only of the popularity of the surname Regalia in each country but also of the different migrations of people surnamed Regalia.
The quantity of people with the surname Regalia that we can find in each country can help us discern the origin of the surname Regalia, as logic tells us that the place with the most people surnamed Regalia will be the country or area of origin of the surname Regalia.
Globalization can make the surname Regalia 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 Regalia greatly aids all those who seek a deeper knowledge about the surname Regalia.