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