Family name Kloro (Cloro 
, Chlore 
, Хлор 
) , all around the world, is a rare last name. The cognomen Kloro is characteristic of Italy, where it is a rare surname, Honduras, where it is a very rare surname, and Chile. Measured by absolute frequency, it is the most numerous in Italy, Pakistan, and France. Much less frequently, Kloro is the forename as well as the last name.