In this world map, you can check at a single glance which countries have more people with the surname Kolwicz. As you can see, it's effortless to notice which countries have a higher number of people carrying the Kolwicz surname.
Thanks to this world map that shows the density of people with the surname Kolwicz in different countries, you can get an idea not only of the popularity of the surname Kolwicz in each country but also of the different migrations of people surnamed Kolwicz.
The quantity of people with the surname Kolwicz that we can find in each country can help us discern the origin of the surname Kolwicz, as logic tells us that the place with the most people surnamed Kolwicz will be the country or area of origin of the surname Kolwicz.