The quantity of people with the surname Caldarusa that we can find in each country can help us discern the origin of the surname Caldarusa, as logic tells us that the place with the most people surnamed Caldarusa will be the country or area of origin of the surname Caldarusa.
Globalization can make the surname Caldarusa 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 Caldarusa greatly aids all those who seek a deeper knowledge about the surname Caldarusa.