Cognomen Рейно (Reino 
, Reyno 
, Reynaud , and others...) , in the entire world, is a common last name. The cognomen Рейно is characteristic of France, where it is quite a common surname, Estonia, and Uruguay, where it is quite a rare surname. Not in comparison with a country's population, it is commonest in France, Philippines, and the United States. Much less frequently, Рейно is the forename as well as the last name.