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