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