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