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