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