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