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