Using graphic elements like this world map, to see in which countries or regions of the world the surname Fernandez-alonso is more common, is of great help.
Thanks to this world map that shows the density of people with the surname Fernandez-alonso in different countries, you can get an idea not only of the popularity of the surname Fernandez-alonso in each country but also of the different migrations of people surnamed Fernandez-alonso.
The quantity of people with the surname Fernandez-alonso that we can find in each country can help us discern the origin of the surname Fernandez-alonso, as logic tells us that the place with the most people surnamed Fernandez-alonso will be the country or area of origin of the surname Fernandez-alonso.