Thanks to this world map that shows the density of people with the surname Garca in different countries, you can get an idea not only of the popularity of the surname Garca in each country but also of the different migrations of people surnamed Garca.
The quantity of people with the surname Garca that we can find in each country can help us discern the origin of the surname Garca, as logic tells us that the place with the most people surnamed Garca will be the country or area of origin of the surname Garca.