The quantity of people with the surname Kovaljev that we can find in each country can help us discern the origin of the surname Kovaljev, as logic tells us that the place with the most people surnamed Kovaljev will be the country or area of origin of the surname Kovaljev.
Locating at a single glance the countries where the surname Kovaljev is more abundant, as well as the areas of the globe where there are hardly any people with the surname Kovaljev, is of great utility for individuals interested in surnames, and specifically in the surname Kovaljev, as it allows them to quickly and easily visualize the data and its distribution."
Globalization can make the surname Kovaljev be found in almost every country around the globe, but being able to see the density of people residing in a country with the surname Kovaljev greatly aids all those who seek a deeper knowledge about the surname Kovaljev.