Cognomen Fesin (Fesin
, Фесин
) , throughout the world, is a rare family name. The cognomen Fesin is characteristic of Belarus, where it is a rare surname, Estonia, and Russia, where it is a very rare surname. Not in comparison with a country's population, it most frequently occurs in Russia, France, and Belarus. Very seldom, Fesin is the forename as well as the last name.