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