Thanks to this world map that shows the density of people with the surname Koehler in different countries, you can get an idea not only of the popularity of the surname Koehler in each country but also of the different migrations of people surnamed Koehler.
The quantity of people with the surname Koehler that we can find in each country can help us discern the origin of the surname Koehler, as logic tells us that the place with the most people surnamed Koehler will be the country or area of origin of the surname Koehler.
Globalization can make the surname Koehler be found in almost every country around the globe, but being able to see the density of people residing in a country with the surname Koehler greatly aids all those who seek a deeper knowledge about the surname Koehler.