In this world map, you can check at a single glance which countries have more people with the surname Chagua. As you can see, it's effortless to notice which countries have a higher number of people carrying the Chagua surname.
The quantity of people with the surname Chagua that we can find in each country can help us discern the origin of the surname Chagua, as logic tells us that the place with the most people surnamed Chagua will be the country or area of origin of the surname Chagua.