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