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