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