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