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