Surname Chiori (Chiori 
, Шиори 
) , all around the world, is a rare family name. The surname Chiori is characteristic of Grenada, where it is quite a common surname, Nigeria, where it is a rare surname, and Greece, where it is a very rare surname. Measured by absolute frequency, it is commonest in Nigeria, Grenada, and Italy. Likewise, Chiori is the forename as well as the last name.