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