Family name Ризя (Rizea 
, Ризя 
) , throughout the world, is quite a common cognomen. The family name Ризя is characteristic of Romania, where it is quite a common surname, Spain, where it is a rare surname, and New Zealand. Not in comparison with a country's population, it most frequently occurs in Romania, Spain, and Italy. Much less frequently, Ризя is the forename as well as the last name.