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