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