Thanks to this world map that shows the density of people with the surname Croal in different countries, you can get an idea not only of the popularity of the surname Croal in each country but also of the different migrations of people surnamed Croal.
The quantity of people with the surname Croal that we can find in each country can help us discern the origin of the surname Croal, as logic tells us that the place with the most people surnamed Croal will be the country or area of origin of the surname Croal.
Locating at a single glance the countries where the surname Croal is more abundant, as well as the areas of the globe where there are hardly any people with the surname Croal, is of great utility for individuals interested in surnames, and specifically in the surname Croal, as it allows them to quickly and easily visualize the data and its distribution."