The quantity of people with the surname Newby that we can find in each country can help us discern the origin of the surname Newby, as logic tells us that the place with the most people surnamed Newby will be the country or area of origin of the surname Newby.
Globalization can make the surname Newby 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 Newby greatly aids all those who seek a deeper knowledge about the surname Newby.