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