Surname Neysan (Neysan 
) , in the world, is a very rare cognomen. The last name Neysan is characteristic of Bulgaria, where it is a rare surname, Honduras, where it is a very rare surname, and Venezuela, where it is an extremely rare surname. Not in comparison with a country's population, it most frequently occurs in Bulgaria, the United States, and Honduras. Likewise, Neysan is the forename as well as the last name.