The quantity of people with the surname Lau that we can find in each country can help us discern the origin of the surname Lau, as logic tells us that the place with the most people surnamed Lau will be the country or area of origin of the surname Lau.
Locating at a single glance the countries where the surname Lau is more abundant, as well as the areas of the globe where there are hardly any people with the surname Lau, is of great utility for individuals interested in surnames, and specifically in the surname Lau, as it allows them to quickly and easily visualize the data and its distribution."